


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
194 FNUS55 KPIH 080748 FWFPIH Fire Weather Planning Forecast for Southeast Idaho National Weather Service Pocatello ID 148 AM MDT Mon Sep 8 2025 .DISCUSSION... * Central Idaho Dispatch Area weather impact summary (Zones 475 and 476)... ...UNSETTLED AND COOLER PATTERN FORECAST FOR THE WEEK... A temporary break in showers and thunderstorms is expected today, but showers will return as early as tonight for the district. Cool temperatures and periods of showers and thunderstorms are then expected for the remainder of the week. * East Idaho Dispatch Area weather impact summary (Zones 410...411 and 413)... ...UNSETTLED AND COOLER PATTERN FORECAST FOR THE WEEK... A temporary break in showers and thunderstorms is expected today, but showers will return as early as tonight for the district. Cool temperatures and periods of showers and thunderstorms are then expected for the remainder of the week. * South Central Idaho Dispatch Area weather impact summary (Zones 422...425 and 427)... ...UNSETTLED AND COOLER PATTERN FORECAST FOR THE WEEK... A temporary break in showers and thunderstorms is expected today, but showers will return as early as tonight for the district. Cool temperatures and periods of showers and thunderstorms are then expected for the remainder of the week. IDZ475-082215- East Salmon River Mountains/Salmon NF- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Mostly sunny then becoming partly cloudy. * Chc of thunder.....0 percent. * Max Temperature....69-76 valleys and 60-67 ridges. 24 hr trend......Little change. * Min Humidity.......23-31 percent. 24 hr trend......6 percent down. * 20ft winds......... Valleys/lwr slopes...Southwest 4 to 7 mph. Ridges/upr slopes....Southwest 4 to 8 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11750-12750 ft AGL. * Transport Winds....Light winds becoming southwest around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. Areas of smoke after midnight. * Chc of thunder.....0 percent. * Min Temperature....45-52. 24 hr trend......Little change. * Max Humidity.......55-63 percent. 24 hr trend......14 percent down. * 20ft winds......... Valleys/lwr slopes...West 4 to 6 mph shifting to the southeast 4 to 5 mph after midnight. Ridges/upr slopes....Southwest 4 to 7 mph with gusts to around 15 mph shifting to the south 4 to 6 mph after midnight. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Light winds. .TUESDAY... * Sky/weather........Mostly cloudy. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....65-72 valleys and 56-63 ridges. 24 hr trend......4 degrees down. * Min Humidity.......37-45 percent valleys and 41-49 percent ridges. 24 hr trend......17 percent up. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 6 mph. Ridges/upr slopes....Southeast 4 to 6 mph. * Chc Wetting Rain...40 percent. * Mixing Height......8250-9250 ft AGL. * Transport Winds....Light winds becoming south around 10 mph in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 43 to 50. Highs 59 to 66. Northeast winds 5 to 10 mph with gusts to around 15 mph. .THURSDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 41 to 48. Highs 56 to 63. Southwest winds 5 to 10 mph with gusts to around 15 mph. .FRIDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 40 to 47. Highs 55 to 62. West winds up to 5 mph. .SATURDAY...Partly cloudy with chance of showers. Lows in the lower 40s. Highs in the upper 50s. .SUNDAY...Partly cloudy with chance of showers. Lows in the mid 40s. Highs around 60. $$ IDZ476-082215- Lemhi and Lost River Range/Challis NF- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....70-77 valleys and 60-67 ridges. 24 hr trend......Little change. * Min Humidity.......22-30 percent. 24 hr trend......9 percent down. * 20ft winds......... Valleys/lwr slopes...Southwest 4 to 8 mph. Ridges/upr slopes....Southwest 4 to 9 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......12250-13250 ft AGL. * Transport Winds....Light winds becoming southwest around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. Haze and areas of smoke in the evening. Slight chance of rain showers after midnight. * Chc of thunder.....0 percent. * Min Temperature....45-52. 24 hr trend......2 degrees up. * Max Humidity.......56-64 percent valleys and 50-58 percent ridges. 24 hr trend......14 percent down. * 20ft winds......... Valleys/lwr slopes...South 4 to 8 mph. Ridges/upr slopes....South 4 to 8 mph. Gusts up to 15 mph in the evening. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Light winds. .TUESDAY... * Sky/weather........Mostly cloudy. Haze in the morning. Rain showers likely through the day. Chance of thunderstorms in the afternoon. * Chc of thunder.....50 percent. * Max Temperature....66-73 valleys and 56-63 ridges. 24 hr trend......4 degrees down. * Min Humidity.......36-44 percent valleys and 41-49 percent ridges. 24 hr trend......17 percent up. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 8 mph. Ridges/upr slopes....Southeast 4 to 9 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...30 percent. * Mixing Height......7750-8750 ft AGL. * Transport Winds....Southeast around 10 mph. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 42 to 49. Highs 59 to 66. East winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 41 to 48. Highs 56 to 63. South winds 10 to 15 mph with gusts to around 20 mph. .FRIDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 39 to 46. Highs 54 to 61. West winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs in the upper 50s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs in the lower 60s. $$ IDZ422-082215- Sawtooth Range/Northern Sawtooth NF- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....71-78 valleys and 60-67 ridges. 24 hr trend......Little change. * Min Humidity.......18-26 percent valleys and 23-31 percent ridges. 24 hr trend......9 percent down. * 20ft winds......... Valleys/lwr slopes...Southwest 4 to 8 mph. Ridges/upr slopes....Southwest 4 to 8 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11750-12750 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. Haze and areas of smoke through the night. Slight chance of rain showers after midnight. * Chc of thunder.....0 percent. * Min Temperature....45-52. 24 hr trend......2 degrees up. * Max Humidity.......50-58 percent. 24 hr trend......10 percent down. * 20ft winds......... Valleys/lwr slopes...West 4 to 7 mph shifting to the north after midnight. Ridges/upr slopes....Southwest 5 to 8 mph with gusts to around 15 mph shifting to the southeast 4 to 6 mph after midnight. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....South around 10 mph shifting to the east after midnight. .TUESDAY... * Sky/weather........Mostly cloudy. Haze in the morning. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....67-74 valleys and 56-63 ridges. 24 hr trend......4 degrees down. * Min Humidity.......32-40 percent valleys and 40-48 percent ridges. 24 hr trend......15 percent up. * 20ft winds......... Valleys/lwr slopes...Northeast 4 to 7 mph shifting to the southeast 5 to 8 mph in the afternoon. Ridges/upr slopes....East 4 to 6 mph shifting to the southeast 4 to 7 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...20 percent. * Mixing Height......8250-9250 ft AGL. * Transport Winds....East around 10 mph shifting to the south in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 43 to 50. Highs 60 to 67. East winds 5 to 10 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 38 to 45. Highs 56 to 63. Southwest winds 5 to 10 mph with gusts to around 15 mph. .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 38 to 45. Highs 56 to 63. Northwest winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Partly cloudy with chance of showers. Lows around 40. Highs in the lower 60s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs in the lower 60s. $$ IDZ425-082215- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Partly cloudy then becoming sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 83. 24 hr trend......Little change. * Min Humidity.......18-26 percent. 24 hr trend......8 percent down. * 20ft winds.........East winds 4 to 5 mph shifting to the south 4 to 6 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11000-12000 ft AGL. * Transport Winds....East around 10 mph shifting to the southwest in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. Slight chance of rain showers after midnight. * Chc of thunder.....0 percent. * Min Temperature....Around 55. 24 hr trend......3 degrees up. * Max Humidity.......54-62 percent. 24 hr trend......22 percent down. * 20ft winds.........Northeast winds 4 to 6 mph. Gusts up to 15 mph in the evening. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....East around 10 mph. .TUESDAY... * Sky/weather........Mostly cloudy then becoming partly cloudy. Chance of rain showers in the morning, then slight chance of showers and thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....Around 78. 24 hr trend......5 degrees down. * Min Humidity.......29-37 percent. 24 hr trend......10 percent up. * 20ft winds.........East winds 4 to 8 mph with gusts to around 15 mph. * Chc Wetting Rain...10 percent. * Mixing Height......7250-8250 ft AGL. * Transport Winds....East around 10 mph shifting to the south in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Slight chance of showers. Lows in the lower 50s. Highs in the mid 70s. South winds 5 to 10 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. West winds 5 to 10 mph with gusts to around 20 mph. .FRIDAY...Partly cloudy. Chance of showers. Lows in the mid 40s. Highs around 70. West winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Partly cloudy with chance of showers. Lows in the mid 40s. Highs in the lower 70s. .SUNDAY...Partly cloudy. Lows in the upper 40s. Highs in the mid 70s. $$ IDZ427-082215- Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Partly cloudy then becoming sunny. * Chc of thunder.....0 percent. * Max Temperature....80-85 valleys and 73-80 ridges. 24 hr trend......Little change. * Min Humidity.......18-26 percent. 24 hr trend......5 percent down. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 8 mph. Ridges/upr slopes....Southeast 4 to 8 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......12750-13750 ft AGL. * Transport Winds....Light winds becoming south around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. Slight chance of rain showers after midnight. * Chc of thunder.....0 percent. * Min Temperature....50-57. 24 hr trend......Little change. * Max Humidity.......51-59 percent valleys and 42-50 percent ridges. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...South 4 to 8 mph. Ridges/upr slopes....South 5 to 8 mph with gusts to around 15 mph shifting to the northwest after midnight. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Southwest around 10 mph. .TUESDAY... * Sky/weather........Partly cloudy. Chance of rain showers. * Chc of thunder.....0 percent. * Max Temperature....75-80 valleys and 68-75 ridges. 24 hr trend......5 degrees down. * Min Humidity.......26-34 percent. 24 hr trend......7 percent up. * 20ft winds......... Valleys/lwr slopes...Southwest 4 to 8 mph. Ridges/upr slopes....Southwest 4 to 8 mph. Gusts up to 20 mph in the afternoon. * Chc Wetting Rain...10 percent. * Mixing Height......9250-10250 ft AGL. * Transport Winds....Southwest around 10 mph. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Slight chance of showers. Lows 48 to 55. Highs 69 to 76. Southwest winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 43 to 50. Highs 64 to 71. West winds 10 to 15 mph with gusts to around 20 mph. .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 43 to 50. Highs 60 to 67. West winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. $$ IDZ410-082215- Upper Snake River Valley/Idaho Falls BLM- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Partly cloudy then becoming sunny. * Chc of thunder.....0 percent. * Max Temperature....74-81. 24 hr trend......Little change. * Min Humidity.......19-27 percent. 24 hr trend......7 percent down. * 20ft winds.........Northeast winds 4 to 5 mph shifting to the southwest 5 to 8 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......12000-13000 ft AGL. * Transport Winds....Light winds becoming southwest around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy then becoming mostly cloudy. * Chc of thunder.....0 percent. * Min Temperature....48-55. 24 hr trend......3 degrees up. * Max Humidity.......56-64 percent. 24 hr trend......26 percent down. * 20ft winds.........Southeast winds 5 to 8 mph shifting to the northeast 4 to 7 mph after midnight. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....East around 10 mph. .TUESDAY... * Sky/weather........Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. * Chc of thunder.....20 percent. * Max Temperature....71-78. 24 hr trend......3 degrees down. * Min Humidity.......28-36 percent. 24 hr trend......8 percent up. * 20ft winds.........East winds 4 to 9 mph with gusts to around 15 mph. * Chc Wetting Rain...10 percent. * Mixing Height......8750-9750 ft AGL. * Transport Winds....East around 10 mph shifting to the south in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Slight chance of showers. Lows 48 to 54. Highs 72 to 79. East winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy. Slight chance of showers. Lows 44 to 50. Highs 67 to 74. South winds 10 to 15 mph with gusts to around 20 mph. .FRIDAY...Partly cloudy. Chance of showers. Lows 42 to 48. Highs 63 to 70. Southwest winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the mid 60s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 40s. Highs around 70. $$ IDZ411-082215- Centennial Mountains and Snake River Range/Targhee NF- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 75 valleys and 65-72 ridges. 24 hr trend......Little change. * Min Humidity.......23-30 percent valleys and 27-35 percent ridges. 24 hr trend......6 percent down. * 20ft winds......... Valleys/lwr slopes...East 4 to 5 mph shifting to the southwest 4 to 7 mph in the afternoon. Ridges/upr slopes....Southwest 4 to 8 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11000-12000 ft AGL. * Transport Winds....Light winds becoming west around 15 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. Haze through the night. Areas of smoke after midnight. * Chc of thunder.....0 percent. * Min Temperature....45-52. 24 hr trend......3 degrees up. * Max Humidity.......65-73 percent valleys and 53-61 percent ridges. 24 hr trend......25 percent down. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 6 mph shifting to the northeast after midnight. Ridges/upr slopes....South 5 to 8 mph with gusts to around 15 mph shifting to the east 4 to 6 mph after midnight. * Chc Wetting Rain...0 percent. * Mixing Height......100-1100 ft AGL. * Transport Winds....South around 10 mph shifting to the east after midnight. .TUESDAY... * Sky/weather........Mostly cloudy. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....Around 73 valleys and 63-70 ridges. 24 hr trend......2 degrees down. * Min Humidity.......33-40 percent valleys and 36-44 percent ridges. 24 hr trend......10 percent up. * 20ft winds......... Valleys/lwr slopes...East 4 to 6 mph shifting to the southeast 4 to 5 mph in the afternoon. Ridges/upr slopes....East 4 to 6 mph shifting to the south 5 to 8 mph in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...10 percent. * Mixing Height......9250-10250 ft AGL. * Transport Winds....Southeast 10 to 15 mph. .Forecast days 3 through 7...... .WEDNESDAY...Mostly cloudy. Chance of showers. Lows 45 to 52. Highs 64 to 71. Southeast winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy. Chance of showers. Lows 42 to 49. Highs 60 to 67. Southeast winds 10 to 15 mph with gusts to around 20 mph. .FRIDAY...Showers likely and slight chance of thunderstorms. Lows 40 to 47. Highs 56 to 63. Southeast winds 5 to 10 mph with gusts to around 15 mph. .SATURDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs in the mid 50s. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 40s. Highs around 60. $$ IDZ413-082215- Caribou Range/Caribou NF- 148 AM MDT Mon Sep 8 2025 .Today... * Sky/weather........Partly cloudy then becoming sunny. * Chc of thunder.....0 percent. * Max Temperature....76-83 valleys and 68-75 ridges. 24 hr trend......Little change. * Min Humidity.......20-28 percent. 24 hr trend......7 percent down. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 5 mph shifting to the southwest 4 to 7 mph in the afternoon. Ridges/upr slopes....South 4 to 6 mph shifting to the west 5 to 8 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......12000-13000 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .TONIGHT... * Sky/weather........Mostly clear then becoming mostly cloudy. Slight chance of showers and thunderstorms after midnight. * Chc of thunder.....20 percent. * Min Temperature....48-55. 24 hr trend......3 degrees up. * Max Humidity.......60-68 percent valleys and 54-62 percent ridges. 24 hr trend......8 percent down. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 6 mph. Ridges/upr slopes....Southeast 4 to 8 mph with gusts to around 15 mph. * Chc Wetting Rain...10 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....South around 10 mph. .TUESDAY... * Sky/weather........Mostly cloudy then becoming partly cloudy. Chance of rain showers through the day. Slight chance of thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....73-80 valleys and 66-73 ridges. 24 hr trend......2 degrees down. * Min Humidity.......22-30 percent valleys and 26-34 percent ridges. 24 hr trend......4 percent up. * 20ft winds......... Valleys/lwr slopes...South 4 to 9 mph. Ridges/upr slopes....South 4 to 9 mph with gusts to around 20 mph. * Chc Wetting Rain...10 percent. * Mixing Height......10000-11000 ft AGL. * Transport Winds....South around 10 mph increasing to around 20 mph in the afternoon. .Forecast days 3 through 7...... .WEDNESDAY...Partly cloudy. Slight chance of showers. Lows 47 to 54. Highs 71 to 78. Southeast winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy. Chance of showers. Lows 44 to 51. Highs 66 to 73. South winds 5 to 10 mph with gusts to around 25 mph. .FRIDAY...Showers likely and chance of thunderstorms. Lows 43 to 50. Highs 59 to 66. West winds 5 to 10 mph with gusts to around 20 mph. .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the lower 60s. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. $$ .OUTLOOK FOR MONDAY SEPTEMBER 15 THROUGH SUNDAY SEPTEMBER 21... Above normal temperatures and precipitation. $$