Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
858 FNUS55 KRIW 260720 FWFRIW Fire Weather Planning Forecast for Western and Central Wyoming National Weather Service Riverton WY 120 AM MDT Sun May 26 2024 .DISCUSSION... ...Yellowstone NP and Teton dispatch areas (includes fire weather zones 140...414...415...and 416)... Scattered rain showers are possible across Yellowstone this afternoon. Winds will remain light outside of any shower activity with relative humidity values well above critical thresholds. Mixing and smoke dispersal with be generally fair to good in the afternoon. ...Cody dispatch area (includes fire weather zones 275...276... 282...283...285...286...287...288...and 289)... Scattered rain showers are possible across northern areas of the zones with the best chance for the Bighorns. Winds will remain relatively light less than 10-20 mph outside any shower activity with relative humidity values above critical thresholds. Mixing and smoke dispersal with be generally fair to good in the afternoon. ...Casper dispatch area (includes fire weather zones 277...278... 279...280...281...285...289...and 300)... Dry conditions expected. Gusty winds by early afternoon after 1PM up to 20-30 mph expected for southern zones with the strongest for 279. Relative humidity values will remain above the 25-35 percent range with mixing and smoke dispersal with be generally fair to good in the afternoon. ...Thunderstorms imply strong gusty and erratic winds... ...Haines Index is high level Haines both day and night... WYZ280-270930- Natrona County/Casper BLM- Including the cities of Casper and Midwest 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Isolated rain showers early in the morning. Scattered rain showers late in the morning. Isolated showers and thunderstorms early in the afternoon. Chance of precipitation 40 percent. Max temperature.....60-65. 24 hr trend......2 degrees cooler. Min humidity........30-36 percent. 24 hr trend......7 percent wetter. 20-foot winds.......West winds 15 to 20 mph. 25 mph after 0900. Ridge top winds.....West 15 to 20 mph until 1500, then around 25 mph. LAL.................1 until 1200, then 3. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then around 25 mph. Mixing Height.......400-600 ft agl until 0900. 8800-9600 ft agl after 1500. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....41-46. 24 hr trend......1 degree cooler. Max humidity........71-77 percent. 24 hr trend......8 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northwest winds 10 to 15 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest 15 to 20 mph until 2400, then west around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then northwest 10 to 15 mph. Mixing Height.......7800-8600 ft agl until 2100, then 400-800 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....67-72. 24 hr trend......6 degrees warmer. Min humidity........19-25 percent. 24 hr trend......9 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then northwest around 10 mph. Gusts up to 15 mph. Ridge top winds.....West 10 to 15 mph until 1500, then northwest. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1500, then around 20 mph. Mixing Height.......400 ft agl until 0900. 6600-8200 ft agl after 1200. Smoke dispersal.....Poor until 1200, then very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows around 50. Highs in the upper 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the lower 80s. West winds around 10 mph. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 70s. Northwest winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the lower 40s. Highs 68 to 73. $$ WYZ283-270930- Upper Wind River Basin/Wind River Basin- Including the cities of Crowheart, Lander, Riverton, and Shoshoni 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Max temperature.....60-65. 24 hr trend......1 degree warmer. Min humidity........25-31 percent. 24 hr trend......3 percent drier. 20-foot winds.......West winds 10 to 15 mph with higher gusts until 1500, then around 20 mph with gusts to around 25 mph. Ridge top winds.....West 15 to 20 mph until 1500, then around 25 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1500, then around 25 mph. Mixing Height.......600 ft agl until 0900. 9000-9800 ft agl after 1500. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....38-43. 24 hr trend......1 degree warmer. Max humidity........59-65 percent. 24 hr trend......12 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 10 to 15 mph. Gusts up to 25 mph until 2100, then 15 mph. Ridge top winds.....West 15 to 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then around 15 mph. Mixing Height.......7600-8600 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....67-72. 24 hr trend......6 degrees warmer. Min humidity........19-25 percent. 24 hr trend......4 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then north around 10 mph. Ridge top winds.....West around 10 mph until 0900, then north. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......400-600 ft agl until 0900. 7400-8000 ft agl after 1500. Smoke dispersal.....Poor to fair until 1500, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 80s. West winds around 10 mph. .THURSDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the lower 70s. Northwest winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. .SATURDAY...Mostly sunny. Slight chance of showers in the afternoon. Highs in the mid 70s. $$ WYZ285-270930- South Bighorn Mountains- 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Scattered rain showers in the morning. Isolated thunderstorms through the day. Isolated rain showers in the afternoon. Chance of precipitation 50 percent. Max temperature.....54-59. 24 hr trend......4 degrees cooler. Min humidity........38-44 percent. 24 hr trend......13 percent wetter. 20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 20 mph until 1500, then 25 mph. Ridge top winds.....Northwest 15 to 20 mph. LAL.................2 until 1200, then 3. Chc of wetting rain.Less than 5 percent. Transport winds.....Northwest 15 to 20 mph until 1500, then west around 25 mph. Mixing Height.......600 ft agl until 0900. 6400-7400 ft agl after 1500. Smoke dispersal.....Poor until 1200, then very good. Haines Index........3. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....38-43. 24 hr trend......1 degree warmer. Max humidity........67-73 percent. 24 hr trend......18 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds 10 to 15 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest 15 to 20 mph until 2400, then around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then northwest around 15 mph. Mixing Height.......5600-6400 ft agl until 2100, then 600 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....59-64. 24 hr trend......6 degrees warmer. Min humidity........26-32 percent. 24 hr trend......13 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then northwest around 10 mph. Gusts up to 15 mph. Ridge top winds.....Northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph until 1200, then 15 to 20 mph. Mixing Height.......400-600 ft agl until 0900. 5200-6200 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows around 50. Highs around 70. South winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the mid 70s. West winds around 15 mph. .THURSDAY...Cooler. Mostly clear. Chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the mid 60s. Northwest winds around 10 mph. .FRIDAY...Mostly clear. Chance of showers, slight chance of thunderstorms and snow showers. Lows around 40. Highs around 60. .SATURDAY...Mostly sunny. Slight chance of showers in the morning, then slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. $$ WYZ281-270930- Johnson County/Casper BLM- Including the cities of Buffalo and Kaycee 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Scattered rain showers in the morning. Isolated thunderstorms through the day. Isolated rain showers in the afternoon. Chance of precipitation 50 percent. Max temperature.....57-62. 24 hr trend......6 degrees cooler. Min humidity........41-47 percent. 24 hr trend......16 percent wetter. 20-foot winds.......Northwest winds around 10 mph and gusty. Ridge top winds.....Northwest around 15 mph. LAL.................2 until 1200, then 3. Chc of wetting rain.Zero percent. Transport winds.....Northwest 15 to 20 mph. Mixing Height.......400-600 ft agl until 0900. 6600-7200 ft agl after 1500. Smoke dispersal.....Poor to fair until 1500, then good to very good. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....41-46. 24 hr trend......1 degree cooler. Max humidity........74-80 percent. 24 hr trend......11 percent drier. Humidity recovery...Excellent. 20-foot winds.......Northwest winds around 10 mph until 2100, then downslope/downvalley 4-7 mph. Gusts up to 15 mph. Ridge top winds.....Northwest 10 to 15 mph until 0300, then west. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 20 mph until 2100, then around 10 mph. Mixing Height.......5400-6200 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....61-66. 24 hr trend......5 degrees warmer. Min humidity........31-37 percent. 24 hr trend......10 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then north around 10 mph. Gusts up to 15 mph. Ridge top winds.....West around 10 mph until 0900, then north. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing Height.......600 ft agl until 0900. 5600-7400 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good. Haines Index........2. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Warmer, clear. Lows in the lower 50s. Highs in the upper 70s. South winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows around 50. Highs in the lower 80s. West winds around 10 mph. .THURSDAY...Not as warm. Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs around 70. North winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the lower 40s. Highs 68 to 73. $$ WYZ282-270930- South Bighorn Basin/Worland BLM- Including the cities of Ten Sleep, Thermopolis, and Worland 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Isolated rain showers in the morning. Chance of showers 20 percent. Max temperature.....55-60. 24 hr trend......2 degrees cooler. Min humidity........37-43 percent. 24 hr trend......8 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then northwest around 10 mph and gusty. Ridge top winds.....Northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing Height.......600 ft agl until 0900. 7200-8200 ft agl after 1500. Smoke dispersal.....Poor to fair until 1500, then good to very good. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....38-43. 24 hr trend......Unchanged. Max humidity........68-74 percent. 24 hr trend......18 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds around 10 mph with gusts to around 15 mph until 2100, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 15 to 20 mph until 2400, then around 10 mph. Mixing Height.......6200-7000 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Good to very good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....61-66. 24 hr trend......5 degrees warmer. Min humidity........25-31 percent. 24 hr trend......8 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Ridge top winds.....West around 10 mph until 0900, then north. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing Height.......400-600 ft agl until 0900. 5400-6600 ft agl after 1200. Smoke dispersal.....Poor to fair. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Warmer. Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the lower 80s. West winds around 10 mph. .THURSDAY...Not as warm. Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the lower 70s. Northwest winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the lower 40s. Highs 69 to 74. $$ WYZ275-270930- North Bighorn Basin/Worland BLM- Including the cities of Greybull, Lovell, and Powell 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Scattered rain showers early in the morning, then isolated rain showers in the morning. Chance of showers 50 percent. Max temperature.....52-57. 24 hr trend......4 degrees cooler. Min humidity........41-47 percent. 24 hr trend......11 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then northwest around 10 mph. Gusts up to 15 mph. Ridge top winds.....Northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph until 1500, then west around 20 mph. Mixing Height.......600-2400 ft agl until 1200. 7000-8200 ft agl after 1500. Smoke dispersal.....Poor to fair until 1500, then very good. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....38-43. 24 hr trend......Unchanged. Max humidity........65-71 percent. 24 hr trend......19 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds around 10 mph with gusts to around 15 mph until 2100, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 20 mph until 2100, then around 10 mph. Mixing Height.......5400-6200 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Good to very good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....59-64. 24 hr trend......6 degrees warmer. Min humidity........27-33 percent. 24 hr trend......10 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph. Ridge top winds.....Northwest around 10 mph until 1500, then north. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph. Mixing Height.......600 ft agl until 0900. 5600-6800 ft agl after 1200. Smoke dispersal.....Poor to fair. Haines Index........2. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Warmer. Mostly clear. Lows in the lower 50s. Highs in the upper 70s. Southeast winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the lower 80s. West winds around 10 mph. .THURSDAY...Cooler. Mostly clear with slight chance of showers. Lows in the lower 40s. Highs in the upper 60s. Northwest winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the mid 40s. Highs 68 to 73. $$ WYZ276-270930- Cody Foothills- Including the cities of Clark, Cody, and Meeteetse 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Isolated rain showers early in the morning. Chance of showers 20 percent. Max temperature.....56-61. 24 hr trend......1 degree cooler. Min humidity........32-38 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900. Winds northwest around 20 mph with gusts to around 25 mph after 1500. Ridge top winds.....Northwest 10 to 15 mph until 1200, then 20 to 25 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph until 1200, then west around 25 mph. Mixing Height.......600 ft agl until 0900. 7600-8400 ft agl after 1500. Smoke dispersal.....Poor until 1200. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Min temperature.....39-44. 24 hr trend......1 degree warmer. Max humidity........63-69 percent. 24 hr trend......19 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds 10 to 15 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest 15 to 20 mph until 2400, then west around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then 10 to 15 mph. Mixing Height.......5400-6400 ft agl until 2100, then 600-1000 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....63-68. 24 hr trend......7 degrees warmer. Min humidity........28-34 percent. 24 hr trend......6 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then northeast around 10 mph. Gusts up to 15 mph. Ridge top winds.....Southwest around 10 mph until 0900, then northeast. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......600 ft agl until 0900. 5800-7400 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s. South winds around 10 mph. .WEDNESDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the mid 70s. West winds around 10 mph. .THURSDAY...Cooler. Partly cloudy with chance of showers and slight chance of thunderstorms. Lows around 40. Highs in the lower 60s. Northwest winds around 10 mph. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 60s. .SATURDAY...Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the upper 60s. $$ WYZ287-270930- Owl Creek Mountains- 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Isolated rain showers until late afternoon. Isolated thunderstorms early in the afternoon. Chance of precipitation 20 percent. Max temperature.....55-60. 24 hr trend......Unchanged. Min humidity........28-34 percent. 24 hr trend......2 percent drier. 20-foot winds.......Northwest winds around 10 mph and gusty until 0900, then northeast and gusty until 1200, then northwest with gusts to around 25 mph. Ridge top winds.....Northwest around 10 mph until 0900, then northeast until 1200, then northwest. LAL.................1 until 1200, then 2. Chc of wetting rain.Zero percent. Transport winds.....Northwest 15 to 20 mph. Mixing Height.......600 ft agl until 0900. 8400-8600 ft agl after 1500. Smoke dispersal.....Poor until 1200. Very good to excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....38-43. 24 hr trend......1 degree warmer. Max humidity........61-67 percent. 24 hr trend......21 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds 10 to 15 mph. Gusts up to 20 mph until 2400. Ridge top winds.....Northwest 15 to 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then northwest around 15 mph. Mixing Height.......7000-7600 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....60-65. 24 hr trend......5 degrees warmer. Min humidity........26-32 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.....West around 10 mph until 0900, then east. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest around 10 mph until 1200, then west. Mixing Height.......600 ft agl until 0900. 5400-7000 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good. Haines Index........2. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the lower 50s. Highs in the lower 70s. South winds around 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the mid 70s. West winds around 10 mph. .THURSDAY...Cooler. Mostly clear. Slight chance of showers. Lows in the upper 30s. Highs in the mid 60s. Northwest winds around 15 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the lower 40s. Highs 63 to 68. $$ WYZ286-270930- Absaroka Mountains/North Shoshone NF- Including the city of Pahaska 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Scattered snow showers in the morning. Isolated rain showers through the day. Isolated thunderstorms in the afternoon. Chance of precipitation 40 percent. Max temperature.....47-52. 24 hr trend......1 degree cooler. Min humidity........40-46 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Breezy. West winds 15 to 20 mph with gusts to around 30 mph until 1500, then around 25 mph with gusts to around 35 mph. Ridge top winds.....West 15 to 20 mph until 1200, then 25 to 30 mph. LAL.................1 until 1200, then 2. Chc of wetting rain.Zero percent. Transport winds.....West 20 to 25 mph until 1200, then around 30 mph. Mixing Height.......600-800 ft agl until 0900. 4800-6400 ft agl after 1200. Smoke dispersal.....Poor until 0900. Very good to excellent after 1200. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost after midnight. Min temperature.....32-37. 24 hr trend......1 degree warmer. Max humidity........69-75 percent. 24 hr trend......19 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 15 to 20 mph with gusts to around 30 mph until 2400, then around 10 mph with gusts to around 15 mph. Ridge top winds.....West 20 to 25 mph until 2400, then around 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then 15 to 20 mph. Mixing Height.......4000-4800 ft agl until 2100, then 600-800 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....54-59. 24 hr trend......9 degrees warmer. Min humidity........31-37 percent. 24 hr trend......12 percent drier. 20-foot winds.......West winds 10 to 15 mph with higher gusts. Ridge top winds.....West 15 to 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph. Mixing Height.......600 ft agl until 0900. 4600-6600 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the mid 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the lower 40s. Highs in the mid 60s. Southwest winds around 10 mph. .WEDNESDAY...Partly cloudy with showers likely, slight chance of thunderstorms and snow showers. Lows in the upper 30s. Highs in the lower 60s. West winds around 15 mph. .THURSDAY...Cooler. Mostly clear. Chance of showers, snow showers and slight chance of thunderstorms. Lows around 30. Highs in the lower 50s. West winds around 15 mph. .FRIDAY...Mostly clear. Chance of snow showers, slight chance of showers and thunderstorms. Lows in the lower 30s. Highs in the lower 50s. .SATURDAY...Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. Highs in the upper 50s. $$ WYZ140-270930- Yellowstone National Park- Including the cities of Lake, Mammoth, and Old Faithful 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Mostly cloudy then becoming partly cloudy. Scattered snow showers in the morning. Isolated rain showers through the day. Isolated thunderstorms in the afternoon. Chance of precipitation 40 percent. Max temperature.....47-52. 24 hr trend......1 degree cooler. Min humidity........44-50 percent. 24 hr trend......Unchanged. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west 10 to 15 mph with higher gusts. Ridge top winds.....West 10 to 15 mph until 1200, then around 20 mph. LAL.................1 until 1200, then 2. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then around 25 mph. Mixing Height.......600-800 ft agl until 0900. 4600-5600 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........2. .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Areas of frost after midnight. Widespread frost after midnight. Min temperature.....29-34. 24 hr trend......1 degree cooler. Max humidity........77-83 percent. 24 hr trend......18 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds around 10 mph with gusts to around 15 mph until 2100, then downslope/downvalley 4-7 mph. Ridge top winds.....West 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then 10 to 15 mph. Mixing Height.......3600-4200 ft agl until 2100, then 600 ft agl. Smoke dispersal.....Good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....56-61. 24 hr trend......9 degrees warmer. Min humidity........33-39 percent. 24 hr trend......14 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1500, then west around 10 mph. Ridge top winds.....Southwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......600-2400 ft agl until 1200, then 4800-6800 ft agl. Smoke dispersal.....Poor until 1200, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the lower 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows around 40. Highs in the mid 60s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with showers likely with possible thunderstorms and snow showers. Lows in the mid 30s. Highs in the upper 50s. Southwest winds around 10 mph. .THURSDAY...Cooler. Partly cloudy with chance of snow showers, showers and slight chance of thunderstorms. Lows in the upper 20s. Highs in the upper 40s. Southwest winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers, thunderstorms and snow showers. Lows around 30. Highs in the lower 50s. .SATURDAY...Partly cloudy. Slight chance of showers in the afternoon. Highs in the upper 50s. $$ WYZ415-270930- North Zone Bridger Teton NF and Grand Teton NP- Including the cities of Jackson and Moran 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Isolated snow showers early in the morning. Chance of snow 20 percent. Max temperature.....47-52. 24 hr trend......2 degrees warmer. Min humidity........42-48 percent. 24 hr trend......9 percent drier. 20-foot winds.......West winds 10 to 15 mph. Gusts up to 15 mph until 1200, then 20 mph. Ridge top winds.....West 15 to 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1500, then around 25 mph. Mixing Height.......600 ft agl until 0900. 4600-6000 ft agl after 1200. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........2. .TONIGHT... Sky/weather.........Partly cloudy. Widespread frost after midnight. Min temperature.....28-33. 24 hr trend......Unchanged. Max humidity........74-80 percent. 24 hr trend......18 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds around 10 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....Southwest 10 to 15 mph until 0300, then south. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then southwest 10 to 15 mph. Mixing Height.......4000-4400 ft agl until 2100, then 600 ft agl. Smoke dispersal.....Good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....55-60. 24 hr trend......8 degrees warmer. Min humidity........35-41 percent. 24 hr trend......9 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west around 10 mph. Ridge top winds.....South around 10 mph until 0900, then west. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....South around 10 mph until 0900, then west. Mixing Height.......600-2200 ft agl until 1200, then 4600-6200 ft agl. Smoke dispersal.....Poor to fair until 1500, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the mid 60s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with showers likely and chance of thunderstorms. Lows in the mid 30s. Highs in the upper 50s. Southwest winds around 10 mph. .THURSDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the upper 20s. Highs around 50. Southwest winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers, thunderstorms and snow showers. Lows around 30. Highs in the lower 50s. .SATURDAY...Mostly sunny. Slight chance of showers in the afternoon. Highs in the upper 50s. $$ WYZ416-270930- West Wind River Mountains/East Zone Bridger Teton NF- 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Max temperature.....46-51. 24 hr trend......1 degree warmer. Min humidity........39-45 percent. 24 hr trend......5 percent drier. 20-foot winds.......West winds 10 to 15 mph with higher gusts until 1200, then around 20 mph with gusts to around 30 mph. Ridge top winds.....West 15 to 20 mph until 1200, then around 25 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then 25 to 30 mph. Mixing Height.......600 ft agl until 0900. 4800-6400 ft agl after 1200. Smoke dispersal.....Poor until 1200. Very good to excellent after 1500. Haines Index........2. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost late in the evening. Min temperature.....28-33. 24 hr trend......2 degrees warmer. Max humidity........67-73 percent. 24 hr trend......20 percent drier. Humidity recovery...Good. 20-foot winds.......West winds around 20 mph with gusts to around 25 mph until 2100. Downslope/downvalley 4-7 mph after 2400. Ridge top winds.....West 15 to 20 mph until 2400, then northwest around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then 10 to 15 mph. Mixing Height.......4800-5200 ft agl until 2100, then 400-600 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....53-58. 24 hr trend......9 degrees warmer. Min humidity........28-34 percent. 24 hr trend......12 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west around 10 mph and gusty. Ridge top winds.....West 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1500, then around 20 mph. Mixing Height.......400-2400 ft agl until 1200, then 4800-6600 ft agl. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the upper 30s. Highs in the lower 60s. 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. West winds around 10 mph. .THURSDAY...Mostly clear. Slight chance of snow showers. Lows in the mid 20s. Highs in the lower 50s. West winds around 10 mph. .FRIDAY...Mostly clear. Slight chance of showers, thunderstorms and snow showers. Lows in the upper 20s. Highs in the mid 50s. .SATURDAY...Mostly sunny. Slight chance of showers in the afternoon. Highs in the upper 50s. $$ WYZ288-270930- East Wind River Mountains/South Shoshone NF- Including the cities of Dubois and South Pass 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Max temperature.....50-55. 24 hr trend......1 degree warmer. Min humidity........33-39 percent. 24 hr trend......4 percent drier. 20-foot winds.......Breezy. West winds 15 to 20 mph with gusts to around 30 mph until 1500, then around 25 mph with gusts to around 35 mph. Ridge top winds.....West 20 to 25 mph until 1500, then around 30 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 20 to 25 mph until 1200, then around 30 mph. Mixing Height.......600 ft agl until 0900. 5400-7400 ft agl after 1200. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....31-36. 24 hr trend......3 degrees warmer. Max humidity........60-66 percent. 24 hr trend......20 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 15 to 20 mph with gusts to around 30 mph until 2400, then around 10 mph with gusts to around 15 mph. Ridge top winds.....West 20 to 25 mph until 2400, then around 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then 15 to 20 mph. Mixing Height.......5000-6000 ft agl until 2100, then 400-600 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....56-61. 24 hr trend......8 degrees warmer. Min humidity........30-36 percent. 24 hr trend......8 percent drier. 20-foot winds.......West winds around 10 mph and gusty. Ridge top winds.....West around 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph. Mixing Height.......400-600 ft agl until 0900. 6800-7400 ft agl after 1500. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the upper 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers. Lows in the mid 40s. Highs in the mid 60s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows around 40. Highs in the mid 60s. West winds around 15 mph. .THURSDAY...Mostly clear. Slight chance of showers and snow showers. Lows in the lower 30s. Highs in the upper 50s. West winds around 15 mph. .FRIDAY...Mostly clear. Slight chance of showers, thunderstorms and snow showers. Lows in the mid 30s. Highs in the upper 50s. .SATURDAY...Mostly sunny. Slight chance of showers in the afternoon. Highs in the lower 60s. $$ WYZ414-270930- Salt and Wyoming Ranges/West Zone Bridger Teton NF- Including the city of Afton 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Widespread frost early in the morning. Areas of frost early in the morning. Max temperature.....47-52. 24 hr trend......4 degrees warmer. Min humidity........41-47 percent. 24 hr trend......14 percent drier. 20-foot winds.......West winds 10 to 15 mph. Gusts up to 20 mph until 1500, then 25 mph. Ridge top winds.....West 15 to 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then around 25 mph. Mixing Height.......600 ft agl until 0900. 5000-6600 ft agl after 1200. Smoke dispersal.....Poor to fair until 1200, then very good. Haines Index........2. .TONIGHT... Sky/weather.........Mostly clear. Widespread frost early in the morning. Min temperature.....30-35. 24 hr trend......3 degrees warmer. Max humidity........71-77 percent. 24 hr trend......27 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds 10 to 15 mph and gusty until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....West 15 to 20 mph until 2400, then southwest around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then 10 to 15 mph. Mixing Height.......5400-5600 ft agl until 2100, then 600 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........2. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....56-61. 24 hr trend......9 degrees warmer. Min humidity........32-38 percent. 24 hr trend......10 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west around 10 mph and gusty. Ridge top winds.....West 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph. Mixing Height.......600-2200 ft agl until 1200, then 5200-6800 ft agl. Smoke dispersal.....Poor until 1200, then good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the mid 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the mid 30s. Highs in the lower 60s. West winds around 10 mph. .THURSDAY...Cooler. Mostly clear. Lows in the upper 20s. Highs in the lower 50s. West winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows in the lower 30s. Highs 56 to 61. $$ WYZ278-270930- Upper Green River Basin/Rock Springs BLM- Including the cities of Big Piney, Farson, and Pinedale 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Widespread frost early in the morning. Max temperature.....50-55. 24 hr trend......3 degrees warmer. Min humidity........32-38 percent. 24 hr trend......9 percent drier. 20-foot winds.......Breezy. West winds 10 to 15 mph with higher gusts until 1200, then 20 to 25 mph with gusts to around 35 mph. Ridge top winds.....West 15 to 20 mph until 1200, then 25 to 30 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then 25 to 30 mph. Mixing Height.......600 ft agl until 0900. 6400-8400 ft agl after 1200. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........2. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost after midnight. Min temperature.....30-35. 24 hr trend......2 degrees warmer. Max humidity........70-76 percent. 24 hr trend......17 percent drier. Humidity recovery...Excellent. 20-foot winds.......West winds around 20 mph with gusts to around 25 mph until 2100. Downslope/downvalley 4-7 mph after 2400. Ridge top winds.....West around 25 mph until 2100, then northwest 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then northwest 10 to 15 mph. Mixing Height.......6600-7200 ft agl until 2100, then 400-800 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....61-66. 24 hr trend......9 degrees warmer. Min humidity........19-25 percent. 24 hr trend......11 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west 10 to 15 mph with higher gusts. Ridge top winds.....West 10 to 15 mph until 1500, then around 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....Northwest 10 to 15 mph until 1500, then west around 20 mph. Mixing Height.......400-2000 ft agl until 1200. 7800-8400 ft agl after 1500. Smoke dispersal.....Poor until 1200. Very good after 1500. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the mid 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the lower 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 70s. West winds around 15 mph. .THURSDAY...Mostly clear. Lows in the lower 30s. Highs in the mid 60s. West winds around 15 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows in the mid 30s. Highs 65 to 70. $$ WYZ277-270930- Lincoln and Uinta Counties/Lower Elevations- Including the cities of Evanston, Fort Bridger, and Kemmerer 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Mostly sunny. Widespread frost early in the morning. Areas of frost early in the morning. Max temperature.....52-57. 24 hr trend......4 degrees warmer. Min humidity........32-38 percent. 24 hr trend......15 percent drier. 20-foot winds.......West winds 10 to 15 mph with gusts to around 25 mph until 1200, then around 20 mph with gusts to around 30 mph. Ridge top winds.....West 15 to 20 mph until 1200, then around 25 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 15 to 20 mph until 1200, then 25 to 30 mph. Mixing Height.......600 ft agl until 0900. 6000-8000 ft agl after 1200. Smoke dispersal.....Poor until 0900. Very good to excellent after 1200. Haines Index........2. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the morning. Min temperature.....32-37. 24 hr trend......2 degrees warmer. Max humidity........69-75 percent. 24 hr trend......22 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 10 to 15 mph with gusts to around 25 mph until 2400, then downslope/downvalley 4-7 mph. Ridge top winds.....West 15 to 20 mph until 2400, then around 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 25 mph until 2100, then 10 to 15 mph. Mixing Height.......6200-6800 ft agl until 2100, then 400-600 ft agl. Smoke dispersal.....Very good until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....62-67. 24 hr trend......10 degrees warmer. Min humidity........19-25 percent. 24 hr trend......12 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west 10 to 15 mph. Ridge top winds.....West 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1500, then around 20 mph. Mixing Height.......400-1800 ft agl until 1200. 7200-8000 ft agl after 1500. Smoke dispersal.....Poor until 1200, then good to very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the upper 30s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows around 40. Highs in the lower 70s. West winds around 10 mph. .THURSDAY...Mostly clear. Lows in the mid 30s. Highs in the lower 60s. West winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows in the mid 30s. Highs 64 to 69. $$ WYZ279-270930- Sweetwater County/Rock Springs BLM/Flaming Gorge NRA- Including the cities of Green River, Rock Springs, and Wamsutter 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....55-60. 24 hr trend......4 degrees warmer. Min humidity........28-34 percent. 24 hr trend......16 percent drier. 20-foot winds.......Breezy. West winds 15 to 20 mph with gusts to around 30 mph until 1200, then around 25 mph with gusts to around 35 mph. Ridge top winds.....West 20 to 25 mph until 1200, then around 30 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 20 to 25 mph until 1200, then around 30 mph. Mixing Height.......600 ft agl until 0900. 9000-9200 ft agl after 1500. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........2. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the morning. Min temperature.....38-43. 24 hr trend......2 degrees warmer. Max humidity........65-71 percent. 24 hr trend......25 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 15 to 20 mph with gusts to around 30 mph until 2400. Downslope/downvalley 4-7 mph after 0300. Ridge top winds.....West 20 to 25 mph until 2400, then 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then 15 to 20 mph. Mixing Height.......7800-8200 ft agl until 2100, then 400-800 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Mostly sunny. Max temperature.....64-69. 24 hr trend......9 degrees warmer. Min humidity........20-26 percent. 24 hr trend......12 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west 10 to 15 mph with higher gusts. Ridge top winds.....Southwest 10 to 15 mph until 1200, then west around 20 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1200, then around 20 mph. Mixing Height.......400-2200 ft agl until 1200. 8200-8600 ft agl after 1500. Smoke dispersal.....Poor until 1200, then very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with slight chance of showers. Lows in the mid 40s. Highs in the mid 70s. West winds around 15 mph. .THURSDAY...Mostly clear. Lows in the upper 30s. Highs around 70. West winds around 15 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows in the upper 30s. Highs 67 to 72. $$ WYZ289-270930- Granite/Green/Ferris/Rattlesnake Mountains- Including the city of Jeffrey City 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy then becoming mostly sunny. Max temperature.....57-62. 24 hr trend......1 degree warmer. Min humidity........23-29 percent. 24 hr trend......7 percent drier. 20-foot winds.......West winds 15 to 20 mph. Gusts up to 20 mph until 0900, then 35 mph. Ridge top winds.....West 20 to 25 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 20 to 25 mph until 1500, then around 30 mph. Mixing Height.......600 ft agl until 0900. 9400-9800 ft agl after 1500. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Mostly clear. Areas of frost early in the morning. Min temperature.....37-42. 24 hr trend......1 degree warmer. Max humidity........60-66 percent. 24 hr trend......23 percent drier. Humidity recovery...Good. 20-foot winds.......West winds 15 to 20 mph with gusts to around 30 mph until 2400. Downslope/downvalley 4-7 mph after 0300. Ridge top winds.....West around 25 mph until 2100, then 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then 15 to 20 mph. Mixing Height.......8400-9000 ft agl until 2100, then 400-800 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....64-69. 24 hr trend......8 degrees warmer. Min humidity........22-28 percent. 24 hr trend......9 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 0900, then west around 10 mph. Gusts up to 15 mph. Ridge top winds.....West 10 to 15 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1500, then around 20 mph. Mixing Height.......400 ft agl until 0900. 8200-8600 ft agl after 1500. Smoke dispersal.....Poor until 1200, then very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Clear. Lows in the lower 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the mid 70s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 70s. Southwest winds around 15 mph. .THURSDAY...Mostly clear. Slight chance of showers. Lows in the upper 30s. Highs around 70. West winds around 15 mph. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the mid 60s. .SATURDAY...Mostly sunny. Slight chance of showers in the afternoon. Highs around 70. $$ WYZ300-270930- Casper Mountain- 120 AM MDT Sun May 26 2024 .TODAY... Sky/weather.........Partly cloudy. Scattered rain showers and isolated snow showers in the morning. Isolated showers and thunderstorms in the afternoon. Chance of precipitation 30 percent. Max temperature.....55-60. 24 hr trend......1 degree warmer. Min humidity........27-33 percent. 24 hr trend......7 percent drier. 20-foot winds.......West winds 15 to 20 mph with gusts to around 25 mph. Ridge top winds.....West 20 to 25 mph. LAL.................1 until 1200, then 2. Chc of wetting rain.Zero percent. Transport winds.....West 20 to 25 mph until 1500, then around 30 mph. Mixing Height.......600 ft agl until 0900. 9600-9800 ft agl after 1500. Smoke dispersal.....Poor until 0900. Excellent after 1500. Haines Index........3. .TONIGHT... Sky/weather.........Partly cloudy. Areas of frost early in the morning. Min temperature.....39-44. 24 hr trend......1 degree warmer. Max humidity........64-70 percent. 24 hr trend......23 percent drier. Humidity recovery...Good. 20-foot winds.......Northwest winds around 15 mph and gusty until 2100, then downslope/downvalley 4-7 mph. Ridge top winds.....Northwest around 20 mph until 2100, then west 5 to 10 mph. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West around 30 mph until 2100, then northwest 10 to 15 mph. Mixing Height.......8800-9000 ft agl until 2100, then 400-600 ft agl. Smoke dispersal.....Excellent until 2100, then poor. Haines Index........3. .MEMORIAL DAY... Sky/weather.........Sunny. Max temperature.....61-66. 24 hr trend......7 degrees warmer. Min humidity........20-26 percent. 24 hr trend......10 percent drier. 20-foot winds.......Upslope/upvalley 5-9 mph until 1200, then west around 10 mph and gusty. Ridge top winds.....West 10 to 15 mph until 1500, then northwest. LAL.................1. Chc of wetting rain.Zero percent. Transport winds.....West 10 to 15 mph until 1500, then around 20 mph. Mixing Height.......400-600 ft agl until 0900. 6800-8400 ft agl after 1200. Smoke dispersal.....Poor until 1200, then very good. Haines Index........3. .Forecast days 3 through 7...... .MONDAY NIGHT...Mostly clear. Lows in the lower 40s. Winds generally less than 10 mph. .TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the upper 60s. Winds generally less than 10 mph. .WEDNESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 70s. Southwest winds around 10 mph. .THURSDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the upper 60s. West winds around 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows in the upper 30s. Highs 62 to 67. $$