


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
374 FNUS55 KRIW 122037 FWFRIW Fire Weather Planning Forecast for Western and Central Wyoming National Weather Service Riverton WY 237 PM MDT Sun Oct 12 2025 .DISCUSSION... ...Yellowstone NP and Teton dispatch areas (includes fire weather zones 140...414...415...and 416)... Southwest winds with gusts around 15 to 25 mph continue across the dispatch area this afternoon and become light after sunset. Isolated to widely scattered light shower and mountain snow chances (15-40 percent) through 1900L for Zones 414, 415, and 416. Precipitation chances could persist through midnight across Zone 140. Relatively light winds on Monday with gusts around 25 mph over higher elevation areas. Precipitation chances increase Monday afternoon into Monday night across the entire dispatch area. ...Cody dispatch area (includes fire weather zones 275...276... 282...283...285...286...287...288...and 289)... ***FREEZE WARNING IN EFFECT FOR ZONES 275 AND 282 FROM LATE TONIGHT THROUGH MONDAY MORNING*** Gusty west winds between 20 and 30 mph continue across the dispatch area, with gusts around 40 mph across wind prone locations. Winds gradually decrease through the afternoon and subside by 1900L. Relative humidity values remain above critical values this afternoon. Relatively light winds on Monday with occasional 15 to 25 mph gusts. Precipitation chances increase Monday evening into Monday night for a majority of dispatch area, with the exception being the northern Bighorn Basin. ...Casper dispatch area (includes fire weather zones 277...278... 279...280...281...285...289...and 300)... ***FREEZE WARNING IN EFFECT FOR ZONE 281 FROM LATE TONIGHT THROUGH MONDAY MORNING*** Gusty west winds between 20 and 35 mph continue across the dispatch area, with the highest gusts across Zones 280, 289, and 300. Winds subside by 1900L at the latest. Relative humidity values remain above critical values this afternoon. Clear skies overnight and near to below freezing temperatures. Relatively light winds on Monday apart from gusts around 25 mph over Zone 289. Precipitation chances increase Monday and Monday night for zones along and west of the Divide. ...Thunderstorms imply strong gusty and erratic winds... WYZ280-132245- Natrona County/Casper BLM- Including the cities of Casper and Midwest 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......9 degrees cooler. Min humidity........23-29 percent. 24 hr trend......36 percent drier. 20-foot winds.......West winds around 20 mph with gusts to around 35 mph. Ridge top winds.....West around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph. Mixing Height.......7200-9000 ft agl. Smoke dispersal.....Excellent. .TONIGHT... Sky/weather.........Clear. Areas of frost after midnight. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....31-36. 24 hr trend......11 degrees cooler. Max humidity........64-70 percent. 24 hr trend......Unchanged. Humidity recovery...Good. 20-foot winds.......Southwest winds around 10 mph until 2400, then southeast. Gusts up to 25 mph. Ridge top winds.....Southwest around 15 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph until 2400, then south. Mixing Height.......1400-3400 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of thunder...0 percent. Max temperature.....57-62. 24 hr trend......5 degrees warmer. Min humidity........32-38 percent. 24 hr trend......8 percent wetter. 20-foot winds.......East winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....East 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 15 to 20 mph. Mixing Height.......400-1600 ft agl until 1200, then 2000-4000 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers after midnight. Chance of showers 40 percent. Chance of thunder...0 percent. Min temperature.....36-41. 24 hr trend......6 degrees warmer. Max humidity........81-87 percent. 24 hr trend......10 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds 10 to 15 mph with gusts to around 30 mph until 0300, then downslope/downvalley 4-7 mph. Ridge top winds.....East 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....East 15 to 20 mph. Mixing Height.......400-1200 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....66-71. 24 hr trend......9 degrees warmer. Min humidity........36-42 percent. 24 hr trend......5 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....South 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph until 1200, then south around 20 mph. Mixing Height.......800-2800 ft agl until 1200, then 3400-5400 ft agl. Smoke dispersal.....Poor until 1200, then good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 40s. Southeast winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the mid 60s. Southwest winds around 15 mph. .THURSDAY...Cooler. Partly cloudy with chance of showers. Lows in the lower 30s. Highs in the lower 50s. West winds around 15 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 50s. West winds around 15 mph. .SATURDAY...Mostly clear with slight chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. .SUNDAY...Mostly sunny. Highs around 60. $$ WYZ283-132245- Upper Wind River Basin/Wind River Basin- Including the cities of Crowheart, Lander, Riverton, and Shoshoni 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....48-53. 24 hr trend......13 degrees cooler. Min humidity........27-33 percent. 24 hr trend......24 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 30 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......6200-8200 ft agl. Smoke dispersal.....Very good. .TONIGHT... Sky/weather.........Clear. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......8 degrees cooler. Max humidity........66-72 percent. 24 hr trend......4 percent drier. Humidity recovery...Good. 20-foot winds.......Southwest winds around 10 mph until 2400, then southeast. Gusts up to 25 mph. Ridge top winds.....Southwest around 15 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph until 2400, then southeast. Mixing Height.......1800-3800 ft agl until 2400, then 400-800 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy. Isolated showers late in the afternoon. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....52-57. 24 hr trend......2 degrees warmer. Min humidity........38-44 percent. 24 hr trend......13 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then northeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....East 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......1200-3200 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of showers in the evening, then chance of showers after midnight. Chance of showers 50 percent. Chance of thunder...0 percent. Min temperature.....33-38. 24 hr trend......6 degrees warmer. Max humidity........85-91 percent. 24 hr trend......22 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent until 2400, then 15 percent. Transport winds.....Northeast 10 to 15 mph. Mixing Height.......600-1600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Slight chance of showers in the morning. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....57-62. 24 hr trend......6 degrees warmer. Min humidity........49-55 percent. 24 hr trend......10 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south around 10 mph with gusts to around 25 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 10 to 15 mph. Mixing Height.......600-2200 ft agl until 1200, then 2200-4200 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows around 40. Southeast winds around 10 mph. .WEDNESDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. Southwest winds around 10 mph. .THURSDAY...Partly cloudy with chance of showers and slight chance of snow showers. Lows in the lower 30s. Highs in the lower 50s. West winds around 10 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows around 30. Highs in the mid 50s. West winds around 10 mph. .SATURDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. .SUNDAY...Mostly sunny. Highs in the upper 50s. $$ WYZ285-132245- South Bighorn Mountains- 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....43-48. 24 hr trend......14 degrees cooler. Min humidity........41-47 percent. 24 hr trend......22 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 25 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......4800-6800 ft agl. Smoke dispersal.....Good to very good. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......3 degrees cooler. Max humidity........68-74 percent. 24 hr trend......26 percent drier. Humidity recovery...Good. 20-foot winds.......Southwest winds around 10 mph until 2100, then south. Gusts up to 25 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......800-2800 ft agl until 2400, then 200-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....49-54. 24 hr trend......4 degrees warmer. Min humidity........38-44 percent. 24 hr trend......5 percent wetter. 20-foot winds.......Southeast winds around 10 mph until 1500, then east. Gusts up to 20 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Chance of showers after midnight. Chance of showers 40 percent. Chance of thunder...0 percent. Min temperature.....32-37. 24 hr trend......4 degrees warmer. Max humidity........76-82 percent. 24 hr trend......11 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Northeast winds around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....Northeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East 10 to 15 mph. Mixing Height.......200-1200 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....57-62. 24 hr trend......9 degrees warmer. Min humidity........43-49 percent. 24 hr trend......4 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....South around 10 mph until 1200, then around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph until 1200, then around 20 mph. Mixing Height.......200-2200 ft agl until 1200, then 2600-4600 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows in the lower 40s. Southeast winds around 10 mph. .WEDNESDAY...Partly cloudy. Chance of showers, snow showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the upper 50s. Southwest winds around 15 mph. .THURSDAY...Cooler. Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 40s. West winds around 10 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows around 30. Highs in the upper 40s. West winds around 15 mph. .SATURDAY...Mostly clear with slight chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 40s. .SUNDAY...Mostly sunny. Highs in the mid 50s. $$ WYZ281-132245- Johnson County/Casper BLM- Including the cities of Buffalo and Kaycee 237 PM MDT Sun Oct 12 2025 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY... .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......20 degrees cooler. Min humidity........43-49 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Northwest winds around 15 mph with gusts to around 25 mph. Ridge top winds.....Northwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 20 mph. Mixing Height.......4600-6600 ft agl. Smoke dispersal.....Good to very good. .TONIGHT... Sky/weather.........Partly cloudy. Areas of frost late in the evening. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....28-33. 24 hr trend......10 degrees cooler. Max humidity........83-89 percent. 24 hr trend......Unchanged. Humidity recovery...Excellent. 20-foot winds.......North winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northeast around 10 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Northeast around 10 mph until 2400, then southeast. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......4 degrees warmer. Min humidity........39-45 percent. 24 hr trend......8 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then east around 10 mph with gusts to around 25 mph until 1500, then northeast with gusts to around 25 mph. Ridge top winds.....East 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of showers after midnight. Chance of showers 20 percent. Chance of thunder...0 percent. Min temperature.....35-40. 24 hr trend......8 degrees warmer. Max humidity........76-82 percent. 24 hr trend......7 percent drier. Humidity recovery...Excellent. 20-foot winds.......North winds 10 to 15 mph until 2400, then east. Gusts up to 25 mph. Ridge top winds.....North around 15 mph until 2400, then east. Chc of wetting rain.Zero percent. Transport winds.....North around 15 mph until 2400, then east. Mixing Height.......400-1400 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....61-66. 24 hr trend......10 degrees warmer. Min humidity........43-49 percent. 24 hr trend......8 percent wetter. 20-foot winds.......South winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......400-2400 ft agl until 1200, then 2800-4800 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the evening, then slight chance of showers and thunderstorms after midnight. Lows in the lower 40s. South winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the upper 60s. Southwest winds around 10 mph. .THURSDAY...Cooler. Partly cloudy. Chance of showers. Lows in the mid 30s. Highs in the lower 50s. Northwest winds around 10 mph. .FRIDAY...Partly cloudy with chance of showers. Lows in the lower 30s. Highs in the upper 50s. Northwest winds around 10 mph. .SATURDAY...Mostly clear with slight chance of showers. Lows in the lower 30s. Highs in the lower 50s. .SUNDAY...Not as cool. Mostly sunny. Highs in the mid 60s. $$ WYZ282-132245- South Bighorn Basin/Worland BLM- Including the cities of Ten Sleep, Thermopolis, and Worland 237 PM MDT Sun Oct 12 2025 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY... .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......17 degrees cooler. Min humidity........39-45 percent. 24 hr trend......9 percent drier. 20-foot winds.......Northwest winds around 10 mph and gusty. Ridge top winds.....Northwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 15 mph. Mixing Height.......6000-8000 ft agl. Smoke dispersal.....Good. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost after midnight. Widespread frost early in the morning. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......7 degrees cooler. Max humidity........65-71 percent. 24 hr trend......24 percent drier. Humidity recovery...Good. 20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then southeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 15 mph. Mixing Height.......1000-3000 ft agl until 2400, then 400-800 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....50-55. 24 hr trend......3 degrees cooler. Min humidity........40-46 percent. 24 hr trend......12 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north around 10 mph. Gusts up to 15 mph. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of showers after midnight. Chance of showers 20 percent. Chance of thunder...0 percent. Min temperature.....31-36. 24 hr trend......2 degrees warmer. Max humidity........80-86 percent. 24 hr trend......12 percent wetter. Humidity recovery...Excellent. 20-foot winds.......North winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing Height.......800-2000 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....58-63. 24 hr trend......9 degrees warmer. Min humidity........46-52 percent. 24 hr trend......7 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then east around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows in the upper 30s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. Southwest winds around 10 mph. .THURSDAY...Cooler. Partly cloudy. Chance of showers. Lows in the lower 30s. Highs in the lower 50s. Winds generally less than 10 mph. .FRIDAY...Partly cloudy with chance of showers. Lows in the lower 30s. Highs in the mid 50s. Winds generally less than 10 mph. .SATURDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. .SUNDAY...Mostly sunny. Highs in the lower 60s. $$ WYZ275-132245- North Bighorn Basin/Worland BLM- Including the cities of Greybull, Lovell, and Powell 237 PM MDT Sun Oct 12 2025 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY... .THIS AFTERNOON... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......17 degrees cooler. Min humidity........46-52 percent. 24 hr trend......2 percent drier. 20-foot winds.......West winds around 10 mph with higher gusts. Ridge top winds.....West around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 15 mph. Mixing Height.......5000-7000 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Partly cloudy. Areas of frost after midnight. Widespread frost early in the morning. Chance of thunder...0 percent. Min temperature.....28-33. 24 hr trend......10 degrees cooler. Max humidity........70-76 percent. 24 hr trend......10 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then northeast around 10 mph until 2400, then downslope/downvalley 4-7 mph until 0300, then north around 10 mph. Gusts up to 20 mph. Ridge top winds.....Northeast around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 10 mph until 2400, then northeast. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......5 degrees cooler. Min humidity........51-57 percent. 24 hr trend......9 percent wetter. 20-foot winds.......Northwest winds around 10 mph with higher gusts. Ridge top winds.....Northwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers after midnight. Chance of showers 20 percent. Chance of thunder...0 percent. Min temperature.....31-36. 24 hr trend......2 degrees warmer. Max humidity........83-89 percent. 24 hr trend......3 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Northwest winds 10 to 15 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 25 mph. Ridge top winds.....Northwest around 20 mph until 2400, then west around 10 mph. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 20 mph until 2400, then around 10 mph. Mixing Height.......800-1600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....53-58. 24 hr trend......8 degrees warmer. Min humidity........53-59 percent. 24 hr trend......3 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then southeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southwest around 10 mph until 1200, then southeast. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph. Mixing Height.......800-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the evening, then chance of showers after midnight. Lows in the upper 30s. Northwest winds around 10 mph. .WEDNESDAY...Partly cloudy with showers likely and slight chance of thunderstorms. Lows in the upper 30s. Highs in the upper 50s. West winds around 10 mph. .THURSDAY...Partly cloudy. Chance of showers. Lows in the mid 30s. Highs in the lower 50s. Winds generally less than 10 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 50s. West winds around 10 mph. .SATURDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. .SUNDAY...Mostly sunny. Highs around 60. $$ WYZ276-132245- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......15 degrees cooler. Min humidity........42-48 percent. 24 hr trend......9 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 30 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......5600-7600 ft agl. Smoke dispersal.....Very good. .TONIGHT... Sky/weather.........Partly cloudy. Areas of frost after midnight. Widespread frost early in the morning. Chance of thunder...0 percent. Min temperature.....26-31. 24 hr trend......8 degrees cooler. Max humidity........70-76 percent. 24 hr trend......14 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....West 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......1200-3200 ft agl until 2400, then 600-1000 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....41-46. 24 hr trend......6 degrees cooler. Min humidity........53-59 percent. 24 hr trend......19 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then northeast 10 to 15 mph. Gusts up to 20 mph. Ridge top winds.....North 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Northeast 10 to 15 mph. Mixing Height.......800-2800 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of snow showers after midnight. Slight chance of showers after midnight. Chance of precipitation 20 percent. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......2 degrees warmer. Max humidity........78-84 percent. 24 hr trend......6 percent wetter. Humidity recovery...Excellent. 20-foot winds.......North winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....Northwest 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....North 10 to 15 mph. Mixing Height.......600-2000 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......10 degrees warmer. Min humidity........56-62 percent. 24 hr trend......2 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then east around 10 mph. Gusts up to 15 mph. Ridge top winds.....South around 10 mph until 1200, then east. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy with chance of showers. Lows in the upper 30s. Winds generally less than 10 mph. .WEDNESDAY...Showers likely and slight chance of thunderstorms. Lows in the mid 30s. Highs in the mid 50s. Northwest winds around 10 mph. .THURSDAY...Partly cloudy. Showers and snow showers likely. Lows in the mid 30s. Highs in the upper 40s. West winds around 10 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the lower 50s. West winds around 10 mph. .SATURDAY...Mostly clear with slight chance of showers and snow showers. Lows in the mid 30s. Highs in the lower 50s. .SUNDAY...Partly cloudy. Slight chance of showers in the afternoon. Highs in the upper 50s. $$ WYZ287-132245- Owl Creek Mountains- 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......15 degrees cooler. Min humidity........32-38 percent. 24 hr trend......17 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 25 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......5600-7600 ft agl. Smoke dispersal.....Good to very good. .TONIGHT... Sky/weather.........Mostly clear. Chance of thunder...0 percent. Min temperature.....27-32. 24 hr trend......5 degrees cooler. Max humidity........56-62 percent. 24 hr trend......26 percent drier. Humidity recovery...Moderate. 20-foot winds.......Southwest winds around 10 mph and gusty. Ridge top winds.....Southwest 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest 10 to 15 mph. Mixing Height.......1000-3000 ft agl until 2400, then 200-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......1 degree cooler. Min humidity........44-50 percent. 24 hr trend......14 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then northeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....East 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Chance of snow showers after midnight. Chance of showers after midnight. Chance of precipitation 30 percent. Chance of thunder...0 percent. Min temperature.....30-35. 24 hr trend......3 degrees warmer. Max humidity........78-84 percent. 24 hr trend......18 percent wetter. Humidity recovery...Excellent. 20-foot winds.......North winds around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....Northeast 10 to 15 mph. Chc of wetting rain.Less than 5 percent. Transport winds.....Northeast 10 to 15 mph. Mixing Height.......400-1800 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....51-56. 24 hr trend......7 degrees warmer. Min humidity........58-64 percent. 24 hr trend......7 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then southeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers in the evening, then chance of showers after midnight. Lows in the upper 30s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers, snow showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the mid 50s. West winds around 10 mph. .THURSDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 40s. Northwest winds around 10 mph. .FRIDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs around 50. West winds around 10 mph. .SATURDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 30s. Highs in the upper 40s. .SUNDAY...Mostly sunny. Highs in the mid 50s. $$ WYZ286-132245- Absaroka Mountains/North Shoshone NF- Including the city of Pahaska 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Isolated snow showers. Chance of snow 20 percent. Chance of thunder...0 percent. Max temperature.....36-41. 24 hr trend......18 degrees cooler. Min humidity........55-61 percent. 24 hr trend......4 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 30 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......3400-5400 ft agl. Smoke dispersal.....Good. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....21-26. 24 hr trend......5 degrees cooler. Max humidity........75-81 percent. 24 hr trend......19 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds around 10 mph with gusts to around 25 mph until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....Southwest 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....40-45. 24 hr trend......7 degrees warmer. Min humidity........51-57 percent. 24 hr trend......10 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then southeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and slight chance of snow showers after midnight. Chance of precipitation 50 percent. Chance of thunder...0 percent. Min temperature.....25-30. 24 hr trend......5 degrees warmer. Max humidity........80-86 percent. 24 hr trend......7 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds around 10 mph until 2400, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Less than 5 percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......400-1600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy. Slight chance of snow showers in the morning. Slight chance of showers through the day. Chance of snow showers in the afternoon. Chance of precipitation 50 percent. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......6 degrees warmer. Min humidity........57-63 percent. 24 hr trend......4 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then southeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....South 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 10 to 15 mph. Mixing Height.......1400-3400 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Chance of showers and snow showers in the evening, then showers, snow showers likely and slight chance of thunderstorms after midnight. Lows in the lower 30s. Winds generally less than 10 mph. .WEDNESDAY...Snow showers, showers likely and slight chance of thunderstorms. Lows in the upper 20s. Highs in the lower 40s. West winds around 10 mph. .THURSDAY...Mostly cloudy. Snow showers and showers likely. Lows in the upper 20s. Highs in the upper 30s. West winds around 15 mph. .FRIDAY...Partly cloudy with chance of snow showers and showers. Lows in the mid 20s. Highs in the upper 30s. West winds around 15 mph. .SATURDAY...Partly cloudy with chance of snow showers. Lows in the upper 20s. Highs around 40. .SUNDAY...Partly cloudy. Slight chance of snow showers in the morning, then slight chance of showers and snow showers in the afternoon. Highs in the upper 40s. $$ WYZ140-132245- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly cloudy. Isolated snow showers early in the evening. Isolated thunderstorms through the day. Scattered snow showers early in the evening. Chance of precipitation 50 percent. Chance of thunder...10 percent. Max temperature.....33-38. 24 hr trend......16 degrees cooler. Min humidity........73-79 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Southwest winds around 15 mph with gusts to around 25 mph. Ridge top winds.....Southwest around 20 mph. Chc of wetting rain.5 percent. Transport winds.....Southwest around 20 mph. Mixing Height.......2600-3800 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Partly cloudy. Isolated snow showers early in the evening. Widespread frost late in the evening. Chance of snow 20 percent. Chance of thunder...0 percent. Min temperature.....19-24. 24 hr trend......7 degrees cooler. Max humidity........85-91 percent. 24 hr trend......6 percent drier. Humidity recovery...Excellent. 20-foot winds.......South winds around 10 mph with gusts to around 25 mph until 0300, then southeast with gusts to around 15 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......400-2400 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....45-50. 24 hr trend......14 degrees warmer. Min humidity........54-60 percent. 24 hr trend......26 percent drier. 20-foot winds.......Southeast winds around 10 mph and gusty. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......400-2400 ft agl until 1200, then 2400-4400 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and slight chance of snow showers after midnight. Chance of precipitation 50 percent. Chance of thunder...0 percent. Min temperature.....25-30. 24 hr trend......5 degrees warmer. Max humidity........83-89 percent. 24 hr trend......1 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then east around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 20 mph. Ridge top winds.....East around 15 mph. Chc of wetting rain.Less than 5 percent. Transport winds.....Southeast around 15 mph. Mixing Height.......400-1000 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of snow showers in the morning. Chance of showers and slight chance of thunderstorms through the day. Chance of precipitation 50 percent. Chance of thunder...20 percent. Max temperature.....48-53. 24 hr trend......2 degrees warmer. Min humidity........64-70 percent. 24 hr trend......6 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then south around 10 mph until 1500, then upslope/upvalley 5-9 mph. Gusts up to 20 mph. Ridge top winds.....Southeast around 10 mph. Chc of wetting rain.15 percent until 1200, then 25 percent. Transport winds.....South 10 to 15 mph. Mixing Height.......1600-3600 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Showers likely and slight chance of thunderstorms in the evening, then showers likely with possible snow showers and thunderstorms after midnight. Lows around 30. Winds generally less than 10 mph. .WEDNESDAY...Colder. Showers, snow showers and slight chance of thunderstorms. Lows in the mid 20s. Highs around 40. Winds generally less than 10 mph. .THURSDAY...Mostly cloudy with snow showers likely. Lows in the mid 20s. Highs in the upper 30s. Southwest winds around 10 mph. .FRIDAY...Mostly cloudy with chance of snow showers. Lows in the lower 20s. Highs in the upper 30s. Southwest winds around 10 mph. .SATURDAY...Partly cloudy with slight chance of snow showers. Lows in the mid 20s. Highs in the upper 30s. .SUNDAY...Partly cloudy. Slight chance of snow showers in the morning, then chance of showers and snow showers in the afternoon. Highs in the mid 40s. $$ WYZ415-132245- North Zone Bridger Teton NF and Grand Teton NP- Including the cities of Jackson and Moran 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly cloudy. Scattered snow showers early in the evening, then isolated snow showers early in the evening. Chance of snow 50 percent. Chance of thunder...0 percent. Max temperature.....32-37. 24 hr trend......17 degrees cooler. Min humidity........72-78 percent. 24 hr trend......3 percent drier. 20-foot winds.......Southwest winds around 10 mph with higher gusts. Ridge top winds.....Southwest around 15 mph. Chc of wetting rain.5 percent. Transport winds.....Southwest around 15 mph. Mixing Height.......2800-4400 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....18-23. 24 hr trend......4 degrees cooler. Max humidity........84-90 percent. 24 hr trend......12 percent drier. Humidity recovery...Excellent. 20-foot winds.......South winds around 10 mph until 0300, then southeast. Gusts up to 20 mph. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......15 degrees warmer. Min humidity........54-60 percent. 24 hr trend......24 percent drier. 20-foot winds.......Southeast winds around 10 mph with higher gusts. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......600-2600 ft agl until 1200, then 3200-5200 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of showers and snow showers after midnight. Slight chance of thunderstorms early in the morning. Chance of precipitation 50 percent. Chance of thunder...10 percent. Min temperature.....29-34. 24 hr trend......10 degrees warmer. Max humidity........85-91 percent. 24 hr trend......7 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....East around 15 mph. Chc of wetting rain.Zero percent until 2400, then 25 percent. Transport winds.....Southeast around 15 mph. Mixing Height.......400-1600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Mostly cloudy. Chance of snow showers in the morning. Chance of showers and slight chance of thunderstorms through the day. Chance of precipitation 50 percent. Chance of thunder...20 percent. Max temperature.....47-52. 24 hr trend......Unchanged. Min humidity........70-76 percent. 24 hr trend......15 percent wetter. 20-foot winds.......Southeast winds around 10 mph with gusts to around 25 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.20 percent. Transport winds.....South around 15 mph. Mixing Height.......1400-3400 ft agl. Smoke dispersal.....Poor to fair. .Forecast days 3 through 7...... .TUESDAY NIGHT...Showers, snow showers likely and slight chance of thunderstorms in the evening, then showers, snow showers and slight chance of thunderstorms after midnight. Lows in the lower 30s. Southeast winds around 10 mph. .WEDNESDAY...Showers, snow showers and slight chance of thunderstorms. Lows in the upper 20s. Highs in the lower 40s. Winds generally less than 10 mph. .THURSDAY...Mostly cloudy with snow showers and showers. Lows in the mid 20s. Highs in the mid 30s. Winds generally less than 10 mph. .FRIDAY...Mostly cloudy. Chance of snow showers and showers. Lows in the mid 20s. Highs in the upper 30s. Southwest winds around 10 mph. .SATURDAY...Partly cloudy with slight chance of snow showers. Lows in the mid 20s. Highs around 40. .SUNDAY...Partly cloudy with slight chance of showers and snow showers. Highs in the mid 40s. $$ WYZ416-132245- West Wind River Mountains/East Zone Bridger Teton NF- 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly cloudy. Isolated snow showers. Chance of snow 20 percent. Chance of thunder...0 percent. Max temperature.....30-35. 24 hr trend......20 degrees cooler. Min humidity........68-74 percent. 24 hr trend......3 percent drier. 20-foot winds.......Southwest winds around 15 mph with gusts to around 25 mph. Ridge top winds.....Southwest around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......3200-4400 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....21-26. 24 hr trend......1 degree cooler. Max humidity........76-82 percent. 24 hr trend......17 percent drier. Humidity recovery...Excellent. 20-foot winds.......South winds around 10 mph until 2400, then southeast. Gusts up to 20 mph. Ridge top winds.....South around 15 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......800-2800 ft agl until 2400, then 400-800 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Isolated showers late in the afternoon. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....44-49. 24 hr trend......15 degrees warmer. Min humidity........51-57 percent. 24 hr trend......18 percent drier. 20-foot winds.......Southeast winds around 10 mph with higher gusts. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......800-2800 ft agl until 1200, then 3200-5200 ft agl. Smoke dispersal.....Fair to good. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of showers and snow showers in the evening. Slight chance of thunderstorms through the night. Chance of showers and snow showers after midnight. Chance of precipitation 50 percent. Chance of thunder...20 percent. Min temperature.....31-36. 24 hr trend......10 degrees warmer. Max humidity........86-92 percent. 24 hr trend......16 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....Southeast 15 to 20 mph. Chc of wetting rain.Zero percent until 2400, then 45 percent. Transport winds.....Southeast 15 to 20 mph. Mixing Height.......400-1800 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of showers, snow showers and slight chance of thunderstorms. Chance of precipitation 50 percent. Chance of thunder...10 percent. Max temperature.....46-51. 24 hr trend......1 degree warmer. Min humidity........61-67 percent. 24 hr trend......8 percent wetter. 20-foot winds.......South winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....South 15 to 20 mph. Chc of wetting rain.7 percent. Transport winds.....South 15 to 20 mph. Mixing Height.......600-2600 ft agl until 1200, then 3200-5200 ft agl. Smoke dispersal.....Poor until 1200, then good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly cloudy with chance of showers, snow showers and slight chance of thunderstorms. Lows in the lower 30s. South winds around 15 mph. .WEDNESDAY...Mostly cloudy with snow showers, showers and slight chance of thunderstorms. Lows in the lower 20s. Highs around 40. Southwest winds around 10 mph. .THURSDAY...Mostly cloudy with snow showers likely. Lows in the lower 20s. Highs in the mid 30s. West winds around 10 mph. .FRIDAY...Partly cloudy. Chance of snow showers. Lows in the lower 20s. Highs in the upper 30s. West winds around 10 mph. .SATURDAY THROUGH SUNDAY...Mostly clear with slight chance of snow showers. Lows in the lower 20s. Highs 39 to 44. $$ WYZ288-132245- East Wind River Mountains/South Shoshone NF- Including the cities of Dubois and South Pass 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Isolated snow showers early in the evening. Chance of snow 20 percent. Chance of thunder...0 percent. Max temperature.....37-42. 24 hr trend......19 degrees cooler. Min humidity........44-50 percent. 24 hr trend......7 percent drier. 20-foot winds.......Southwest winds around 15 mph with gusts to around 30 mph. Ridge top winds.....Southwest around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph. Mixing Height.......3200-5200 ft agl. Smoke dispersal.....Good. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......1 degree cooler. Max humidity........68-74 percent. 24 hr trend......17 percent drier. Humidity recovery...Good. 20-foot winds.......Southwest winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....Southwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph. Mixing Height.......800-2800 ft agl until 2400, then 400-800 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Isolated showers and snow showers late in the afternoon. Chance of precipitation 20 percent. Chance of thunder...0 percent. Max temperature.....46-51. 24 hr trend......9 degrees warmer. Min humidity........48-54 percent. 24 hr trend......2 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then southeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph. Mixing Height.......1200-3200 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of thunderstorms early in the evening. Chance of showers and slight chance of snow showers in the evening, then showers likely with possible snow showers and thunderstorms after midnight. Snow accumulation up to 1 inch. Chance of precipitation 70 percent. Chance of thunder...10 percent. Min temperature.....30-35. 24 hr trend......7 degrees warmer. Max humidity........85-91 percent. 24 hr trend......21 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 25 mph. Ridge top winds.....East around 15 mph. Chc of wetting rain.5 percent until 2400, then 50 percent. Transport winds.....Southeast around 15 mph. Mixing Height.......400-1600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy. Chance of snow showers in the morning. Chance of showers through the day. Chance of precipitation 50 percent. Chance of thunder...0 percent. Max temperature.....49-54. 24 hr trend......4 degrees warmer. Min humidity........57-63 percent. 24 hr trend......6 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then south 10 to 15 mph with gusts to around 35 mph. Ridge top winds.....South 15 to 20 mph. Chc of wetting rain.5 percent. Transport winds.....South around 15 mph until 1200, then around 25 mph. Mixing Height.......600-2600 ft agl until 1200, then 3000-5000 ft agl. Smoke dispersal.....Poor until 1200, then good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Chance of showers, snow showers and slight chance of thunderstorms in the evening, then chance of showers with possible snow showers and thunderstorms likely after midnight. Lows in the mid 30s. South winds around 10 mph. .WEDNESDAY...Showers, snow showers likely and slight chance of thunderstorms. Lows in the upper 20s. Highs in the mid 40s. Southwest winds around 15 mph. .THURSDAY...Mostly cloudy. Chance of snow showers and showers. Lows in the upper 20s. Highs in the upper 30s. West winds around 15 mph. .FRIDAY...Partly cloudy with chance of snow showers and slight chance of showers. Lows in the upper 20s. Highs in the lower 40s. West winds around 15 mph. .SATURDAY THROUGH SUNDAY...Mostly clear with slight chance of snow showers. Lows in the upper 20s. Highs 43 to 48. $$ WYZ414-132245- Salt and Wyoming Ranges/West Zone Bridger Teton NF- Including the city of Afton 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly cloudy. Isolated snow showers early in the evening. Chance of snow 20 percent. Chance of thunder...0 percent. Max temperature.....32-37. 24 hr trend......22 degrees cooler. Min humidity........66-72 percent. 24 hr trend......6 percent wetter. 20-foot winds.......Southwest winds around 10 mph with higher gusts. Ridge top winds.....Southwest around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph. Mixing Height.......3000-4200 ft agl. Smoke dispersal.....Poor to fair. .TONIGHT... Sky/weather.........Partly cloudy then becoming clear. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....20-25. 24 hr trend......2 degrees cooler. Max humidity........81-87 percent. 24 hr trend......15 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2100, then southeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....47-52. 24 hr trend......17 degrees warmer. Min humidity........46-52 percent. 24 hr trend......27 percent drier. 20-foot winds.......Southeast winds around 10 mph with higher gusts. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 15 to 20 mph. Mixing Height.......600-2600 ft agl until 1200, then 3600-5600 ft agl. Smoke dispersal.....Poor until 1200, then good. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms after midnight. Chance of snow showers after midnight. Chance of precipitation 50 percent. Chance of thunder...20 percent. Min temperature.....30-35. 24 hr trend......12 degrees warmer. Max humidity........85-91 percent. 24 hr trend......11 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.Zero percent until 2400, then 35 percent. Transport winds.....Southeast around 15 mph. Mixing Height.......400-2000 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of snow showers in the morning. Slight chance of thunderstorms until late afternoon. Chance of showers through the day. Chance of precipitation 50 percent. Chance of thunder...20 percent. Max temperature.....49-54. 24 hr trend......2 degrees warmer. Min humidity........54-60 percent. 24 hr trend......4 percent wetter. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.7 percent. Transport winds.....South 15 to 20 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3600-5600 ft agl. Smoke dispersal.....Poor until 1200, then good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly cloudy. Chance of showers and slight chance of thunderstorms in the evening, then showers, snow showers likely and slight chance of thunderstorms after midnight. Lows in the lower 30s. Southeast winds around 10 mph. .WEDNESDAY...Colder. Showers, snow showers and slight chance of thunderstorms. Lows in the upper 20s. Highs in the lower 40s. Southwest winds around 10 mph. .THURSDAY...Mostly cloudy with snow showers likely and showers. Lows in the mid 20s. Highs in the mid 30s. West winds around 10 mph. .FRIDAY...Partly cloudy. Chance of snow showers and showers. Lows in the mid 20s. Highs in the upper 30s. West winds around 10 mph. .SATURDAY...Mostly clear with slight chance of snow showers. Lows in the mid 20s. Highs in the lower 40s. .SUNDAY...Mostly sunny. Slight chance of showers and snow showers in the afternoon. Highs in the upper 40s. $$ WYZ278-132245- Upper Green River Basin/Rock Springs BLM- Including the cities of Big Piney, Farson, and Pinedale 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....34-39. 24 hr trend......22 degrees cooler. Min humidity........52-58 percent. 24 hr trend......5 percent wetter. 20-foot winds.......West winds around 10 mph with gusts to around 25 mph. Ridge top winds.....West around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 15 mph. Mixing Height.......5000-6600 ft agl. Smoke dispersal.....Good. .TONIGHT... Sky/weather.........Partly cloudy then becoming clear. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....21-26. 24 hr trend......6 degrees cooler. Max humidity........73-79 percent. 24 hr trend......8 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then northeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....South around 10 mph until 2400, then northeast. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph until 2400, then east. Mixing Height.......1600-3600 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....52-57. 24 hr trend......15 degrees warmer. Min humidity........42-48 percent. 24 hr trend......4 percent drier. 20-foot winds.......East winds around 10 mph and gusty until 1200, then southeast with gusts to around 25 mph. Ridge top winds.....Southeast 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....Southeast 15 to 20 mph. Mixing Height.......400-2000 ft agl until 1200, then 3400-5400 ft agl. Smoke dispersal.....Poor until 1200, then fair to good. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Slight chance of showers in the evening. Slight chance of thunderstorms through the night. Chance of showers after midnight. Chance of precipitation 50 percent. Chance of thunder...20 percent. Min temperature.....33-38. 24 hr trend......12 degrees warmer. Max humidity........87-93 percent. 24 hr trend......21 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Southeast winds around 15 mph with gusts to around 30 mph. Ridge top winds.....Southeast around 20 mph. Chc of wetting rain.Zero percent until 2400, then 20 percent. Transport winds.....Southeast around 20 mph. Mixing Height.......600-2600 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy. Slight chance of thunderstorms until late afternoon. Slight chance of showers through the day. Chance of precipitation 20 percent. Chance of thunder...10 percent. Max temperature.....53-58. 24 hr trend......2 degrees warmer. Min humidity........44-50 percent. 24 hr trend......1 percent drier. 20-foot winds.......Southeast winds 10 to 15 mph until 1500, then south around 20 mph. Gusts up to 30 mph. Ridge top winds.....Southeast 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......1200-3200 ft agl until 1200, then 4600-6600 ft agl. Smoke dispersal.....Poor to fair until 1200, then good to very good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy. Slight chance of showers and thunderstorms in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows in the mid 30s. Southeast winds around 15 mph. .WEDNESDAY...Mostly cloudy with chance of showers, snow showers and slight chance of thunderstorms. Lows in the mid 20s. Highs around 50. Southwest winds around 10 mph. .THURSDAY...Partly cloudy. Chance of snow showers and slight chance of showers. Lows in the mid 20s. Highs in the mid 40s. West winds around 10 mph. .FRIDAY...Partly cloudy with slight chance of snow showers. Lows in the mid 20s. Highs in the upper 40s. West winds around 15 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the mid 20s. Highs 49 to 54. $$ WYZ277-132245- Lincoln and Uinta Counties/Lower Elevations- Including the cities of Evanston, Fort Bridger, and Kemmerer 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....34-39. 24 hr trend......24 degrees cooler. Min humidity........52-58 percent. 24 hr trend......14 percent wetter. 20-foot winds.......West winds around 10 mph with higher gusts. Ridge top winds.....West around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 15 mph. Mixing Height.......4400-6000 ft agl. Smoke dispersal.....Fair to good. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost late in the evening. Chance of thunder...0 percent. Min temperature.....23-28. 24 hr trend......3 degrees cooler. Max humidity........70-76 percent. 24 hr trend......21 percent drier. Humidity recovery...Excellent. 20-foot winds.......Downslope/downvalley 4-7 mph until 2400, then northeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southeast around 10 mph until 2400, then northeast. Chc of wetting rain.Zero percent. Transport winds.....East 10 to 15 mph. Mixing Height.......1200-3200 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Mostly sunny then becoming partly cloudy. Chance of thunder...0 percent. Max temperature.....53-58. 24 hr trend......18 degrees warmer. Min humidity........34-40 percent. 24 hr trend......15 percent drier. 20-foot winds.......East winds around 10 mph until 1500, then southeast. Gusts up to 15 mph. Ridge top winds.....East around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....East around 15 mph until 1200, then southeast. Mixing Height.......400-1800 ft agl until 1200, then 3200-5200 ft agl. Smoke dispersal.....Poor until 1200, then fair to good. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers in the evening, then chance of showers and slight chance of thunderstorms after midnight. Chance of precipitation 40 percent. Chance of thunder...10 percent. Min temperature.....33-38. 24 hr trend......10 degrees warmer. Max humidity........87-93 percent. 24 hr trend......21 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds around 10 mph and gusty. Ridge top winds.....East around 15 mph. Chc of wetting rain.Zero percent until 2400, then 15 percent. Transport winds.....Southeast around 15 mph. Mixing Height.......400-2200 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy. Slight chance of thunderstorms early in the morning. Slight chance of showers through the day. Chance of precipitation 20 percent. Chance of thunder...10 percent. Max temperature.....55-60. 24 hr trend......3 degrees warmer. Min humidity........34-40 percent. 24 hr trend......2 percent drier. 20-foot winds.......East winds around 10 mph until 1200, then south. Gusts up to 25 mph. Ridge top winds.....East around 15 mph until 1200, then south. Chc of wetting rain.Zero percent. Transport winds.....Southeast around 15 mph until 1200, then south. Mixing Height.......800-2800 ft agl until 1200, then 5000-7000 ft agl. Smoke dispersal.....Poor until 1200, then good to very good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 30s. South winds around 10 mph. .WEDNESDAY...Cooler. Mostly cloudy. Showers likely with possible snow showers and thunderstorms. Lows in the upper 20s. Highs in the upper 40s. West winds around 10 mph. .THURSDAY...Mostly cloudy. Chance of snow showers and showers. Lows in the upper 20s. Highs in the mid 40s. West winds around 15 mph. .FRIDAY...Partly cloudy with slight chance of showers and snow showers. Lows in the mid 20s. Highs in the upper 40s. West winds around 15 mph. .SATURDAY THROUGH SUNDAY...Mostly clear. Lows in the upper 20s. Highs 51 to 56. $$ WYZ279-132245- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Including the cities of Green River, Rock Springs, and Wamsutter 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....40-45. 24 hr trend......17 degrees cooler. Min humidity........40-46 percent. 24 hr trend......19 percent drier. 20-foot winds.......West winds around 15 mph with gusts to around 30 mph. Ridge top winds.....West around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 20 mph. Mixing Height.......5400-6400 ft agl. Smoke dispersal.....Good. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost after midnight. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......3 degrees cooler. Max humidity........69-75 percent. 24 hr trend......18 percent drier. Humidity recovery...Good. 20-foot winds.......South winds around 10 mph until 2100, then downslope/downvalley 4-7 mph until 2400, then southeast around 10 mph. Gusts up to 20 mph. Ridge top winds.....Southeast 10 to 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 10 to 15 mph. Mixing Height.......1600-3600 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy. Scattered showers early in the morning. Isolated showers early in the morning. Isolated thunderstorms late in the afternoon. Chance of precipitation 40 percent. Chance of thunder...10 percent. Max temperature.....53-58. 24 hr trend......13 degrees warmer. Min humidity........43-49 percent. 24 hr trend......9 percent wetter. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 30 mph. Ridge top winds.....Southeast 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......400-2000 ft agl until 1200, then 2600-4600 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Chance of showers and slight chance of thunderstorms. Chance of precipitation 50 percent. Chance of thunder...20 percent. Min temperature.....40-45. 24 hr trend......11 degrees warmer. Max humidity........85-91 percent. 24 hr trend......22 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....Southeast around 15 mph. Chc of wetting rain.5 percent until 2400, then 20 percent. Transport winds.....Southeast 15 to 20 mph. Mixing Height.......400-2200 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Slight chance of showers in the morning. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....54-59. 24 hr trend......2 degrees warmer. Min humidity........49-55 percent. 24 hr trend......1 percent drier. 20-foot winds.......South winds 10 to 15 mph until 1200, then around 20 mph. Gusts up to 35 mph. Ridge top winds.....South 20 to 25 mph. Chc of wetting rain.Zero percent. Transport winds.....South 20 to 25 mph. Mixing Height.......1200-3200 ft agl until 1200, then 4200-6200 ft agl. Smoke dispersal.....Poor to fair until 1200, then very good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Slight chance of showers and thunderstorms after midnight. Lows in the lower 40s. South winds around 15 mph. .WEDNESDAY...Partly cloudy with chance of showers, snow showers and slight chance of thunderstorms. Lows around 30. Highs in the mid 50s. Southwest winds around 15 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy with slight chance of showers and snow showers. Lows around 30. Highs 45 to 50. West winds around 15 mph. .SATURDAY...Mostly clear. Slight chance of snow showers. Lows in the upper 20s. Highs in the lower 50s. .SUNDAY...Mostly sunny. Highs in the mid 50s. $$ WYZ289-132245- Granite/Green/Ferris/Rattlesnake Mountains- Including the city of Jeffrey City 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....42-47. 24 hr trend......10 degrees cooler. Min humidity........31-37 percent. 24 hr trend......36 percent drier. 20-foot winds.......West winds around 20 mph with gusts to around 35 mph. Ridge top winds.....West around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph. Mixing Height.......5400-7400 ft agl. Smoke dispersal.....Very good. .TONIGHT... Sky/weather.........Clear. Widespread frost early in the morning. Chance of thunder...0 percent. Min temperature.....29-34. 24 hr trend......4 degrees cooler. Max humidity........59-65 percent. 24 hr trend......20 percent drier. Humidity recovery...Good. 20-foot winds.......Southwest winds 10 to 15 mph until 2400, then southeast. Gusts up to 25 mph. Ridge top winds.....Southwest around 15 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph until 2400, then south. Mixing Height.......1600-3600 ft agl until 2400, then 400-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy then becoming mostly cloudy. Isolated showers early in the afternoon. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....54-59. 24 hr trend......10 degrees warmer. Min humidity........41-47 percent. 24 hr trend......12 percent wetter. 20-foot winds.......Southeast winds 10 to 15 mph with gusts to around 25 mph. Ridge top winds.....Southeast 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......400-1800 ft agl until 1200, then 2200-4200 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Mostly cloudy. Chance of showers in the evening. Slight chance of thunderstorms through the night. Showers likely after midnight. Chance of precipitation 70 percent. Chance of thunder...20 percent. Min temperature.....36-41. 24 hr trend......8 degrees warmer. Max humidity........82-88 percent. 24 hr trend......25 percent wetter. Humidity recovery...Excellent. 20-foot winds.......East winds around 10 mph until 0300, then downslope/downvalley 4-7 mph. Gusts up to 25 mph. Ridge top winds.....East 10 to 15 mph. Chc of wetting rain.10 percent until 2400, then 35 percent. Transport winds.....Southeast 10 to 15 mph. Mixing Height.......400-1800 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Slight chance of showers. Chance of showers 20 percent. Chance of thunder...0 percent. Max temperature.....59-64. 24 hr trend......4 degrees warmer. Min humidity........43-49 percent. 24 hr trend......2 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds south around 20 mph with gusts to around 35 mph after 1500. Ridge top winds.....South 15 to 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South around 15 mph until 1200, then around 25 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3800-5800 ft agl. Smoke dispersal.....Poor to fair until 1200, then very good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Slight chance of showers and thunderstorms in the evening, then chance of showers and slight chance of thunderstorms after midnight. Lows in the lower 40s. South winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers, snow showers and slight chance of thunderstorms. Lows in the lower 30s. Highs in the upper 50s. Southwest winds around 15 mph. .THURSDAY...Cooler. Partly cloudy with chance of showers and snow showers. Lows around 30. Highs in the upper 40s. West winds around 15 mph. .FRIDAY...Partly cloudy with chance of snow showers and showers. Lows around 30. Highs around 50. West winds around 15 mph. .SATURDAY...Mostly clear with slight chance of showers and snow showers. Lows in the lower 30s. Highs in the upper 40s. .SUNDAY...Mostly sunny. Highs in the mid 50s. $$ WYZ300-132245- Casper Mountain- 237 PM MDT Sun Oct 12 2025 .THIS AFTERNOON... Sky/weather.........Mostly sunny. Chance of thunder...0 percent. Max temperature.....43-48. 24 hr trend......11 degrees cooler. Min humidity........33-39 percent. 24 hr trend......40 percent drier. 20-foot winds.......Breezy. West winds around 25 mph with gusts to around 40 mph. Ridge top winds.....West around 25 mph. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph. Mixing Height.......5600-7200 ft agl. Smoke dispersal.....Very good to excellent. .TONIGHT... Sky/weather.........Clear. Chance of thunder...0 percent. Min temperature.....31-36. 24 hr trend......Unchanged. Max humidity........49-55 percent. 24 hr trend......33 percent drier. Humidity recovery...Moderate. 20-foot winds.......Southwest winds 10 to 15 mph until 2400, then south until 0300, then southeast around 20 mph. Gusts up to 35 mph. Ridge top winds.....Southwest around 15 mph until 2400, then southeast. Chc of wetting rain.Zero percent. Transport winds.....Southwest around 15 mph until 2400, then south. Mixing Height.......1400-3400 ft agl until 2400, then 200-600 ft agl. Smoke dispersal.....Poor. .COLUMBUS DAY... Sky/weather.........Partly cloudy. Chance of thunder...0 percent. Max temperature.....54-59. 24 hr trend......13 degrees warmer. Min humidity........35-41 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Southeast winds 15 to 20 mph with gusts to around 30 mph. Ridge top winds.....Southeast 20 to 25 mph. Chc of wetting rain.Zero percent. Transport winds.....South 20 to 25 mph. Mixing Height.......1000-3000 ft agl. Smoke dispersal.....Poor to fair. .MONDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of showers in the evening, then chance of showers after midnight. Chance of showers 30 percent. Chance of thunder...0 percent. Min temperature.....37-42. 24 hr trend......7 degrees warmer. Max humidity........75-81 percent. 24 hr trend......25 percent wetter. Humidity recovery...Excellent. 20-foot winds.......Southeast winds 15 to 20 mph with gusts to around 35 mph until 0300, then around 10 mph with gusts to around 30 mph. Ridge top winds.....Southeast around 20 mph. Chc of wetting rain.Zero percent. Transport winds.....South 20 to 25 mph. Mixing Height.......200-1200 ft agl. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Chance of thunder...0 percent. Max temperature.....61-66. 24 hr trend......6 degrees warmer. Min humidity........44-50 percent. 24 hr trend......4 percent wetter. 20-foot winds.......South winds around 10 mph with higher gusts. Ridge top winds.....South around 15 mph. Chc of wetting rain.Zero percent. Transport winds.....South 15 to 20 mph. Mixing Height.......1000-3000 ft agl until 1200, then 3200-5200 ft agl. Smoke dispersal.....Fair to good. .Forecast days 3 through 7...... .TUESDAY NIGHT...Mostly clear. Slight chance of showers and thunderstorms in the evening. Lows in the lower 40s. Southeast winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs around 60. Southwest winds around 10 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy with chance of showers and snow showers. Lows in the lower 30s. Highs in the upper 40s. Southwest winds around 15 mph. .SATURDAY...Partly cloudy with slight chance of showers and snow showers. Lows in the lower 30s. Highs in the mid 40s. .SUNDAY...Mostly sunny. Highs in the lower 50s. $$