


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
187 FNUS55 KPIH 260835 FWFPIH Fire Weather Planning Forecast for Southeast Idaho National Weather Service Pocatello ID 235 AM MDT Sat Jul 26 2025 ...DAILY, ISOLATED TO SCATTERED THUNDERSTORMS EXPECTED THROUGH EARLY NEXT WEEK IN THE CENTRAL MOUNTAINS AND MONTANA DIVIDE... ...ELEVATED TO NEAR CRITICAL FIRE WEATHER CONDITIONS CONTINUE DUE TO A COMBINATION OF LOW RELATIVE HUMIDITY/BREEZY WINDS... .DISCUSSION... * Central Idaho Dispatch Area weather impact summary (Zones 475 and 476)... A series of shortwave troughs will support daily isolated to scattered showers/thunderstorms into early next week, peaking in coverage each afternoon/evening. Stronger storms each day will be capable of producing wind gusts up to 50 mph and small hail. Outside of any showers/storms, very dry conditions will continue with afternoon RHs in the teens/20s along with wind gusts peaking around 15-25 mph. Warmer temperatures will build in starting Monday, followed by a potential surge of monsoonal moisture mid to late next week. * East Idaho Dispatch Area weather impact summary (Zones 410...411 and 413)... A series of shortwave troughs will support daily isolated showers/thunderstorms into early next week along the Montana Divide and in northern FWZ 410, peaking in coverage each afternoon and evening. Stronger storms each day will be capable of producing wind gusts up to 40 mph and small hail. Outside of any showers and storms, very dry conditions will continue with afternoon RHs in the single digits and teens along with wind gusts peaking around 20-30 mph. Warmer temperatures will build in starting Monday, followed by a potential surge of monsoonal moisture mid to late next week. * South Central Idaho Dispatch Area weather impact summary (Zones 422...425 and 427)... A series of shortwave troughs will support daily isolated showers/thunderstorms into early next week in FWZ 422, peaking in coverage each afternoon/evening. Stronger storms each day will be capable of producing wind gusts up to 40 mph and small hail. Outside of any showers/storms, very dry conditions will continue with afternoon RHs in the single digits and teens along with wind gusts peaking around 15-25 mph. Warmer temperatures will build in starting Monday, followed by a potential surge of monsoonal moisture mid to late next week. IDZ475-262230- East Salmon River Mountains/Salmon NF- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly sunny then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. * Chc of thunder.....40 percent. * Max Temperature....76-83 valleys and 67-73 ridges. 24 hr trend......Little change. * Min Humidity.......18-26 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Southwest 7 to 12 mph. Ridges/upr slopes....Southwest 7 to 12 mph. Gusts up to 20 mph in the afternoon. * Chc Wetting Rain...20 percent. * Mixing Height......14750-16250 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. Slight chance of showers and thunderstorms in the evening. * Chc of thunder.....20 percent. * Min Temperature....47-54. 24 hr trend......2 degrees down. * Max Humidity.......56-64 percent. 24 hr trend......8 percent up. * 20ft winds......... Valleys/lwr slopes...West 4 to 7 mph. Ridges/upr slopes....West 4 to 7 mph. Gusts up to 15 mph in the evening. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Southwest around 10 mph in the evening becoming light. .SUNDAY... * Sky/weather........Mostly sunny then becoming mostly cloudy. Chance of showers and thunderstorms in the afternoon. * Chc of thunder.....40 percent. * Max Temperature....74-81 valleys and 65-71 ridges. 24 hr trend......2 degrees down. * Min Humidity.......25-33 percent. 24 hr trend......8 percent up. * 20ft winds......... Valleys/lwr slopes...Light winds becoming 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...20 percent. * Mixing Height......10750-11750 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 48 to 55. Highs 73 to 80. North winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 47 to 54. Highs 75 to 82. Northeast winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 48 to 55. Highs 75 to 82. Northeast winds 5 to 10 mph with gusts to around 15 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. .FRIDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 70s. $$ IDZ476-262230- Lemhi and Lost River Range/Challis NF- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly sunny then becoming partly cloudy. Chance of showers and thunderstorms in the afternoon. * Chc of thunder.....30 percent. * Max Temperature....77-84 valleys and 66-73 ridges. 24 hr trend......Little change. * Min Humidity.......13-21 percent. 24 hr trend......3 percent down. * 20ft winds......... Valleys/lwr slopes...Southwest 9 to 14 mph. Ridges/upr slopes....Southwest 10 to 15 mph. Gusts up to 15 mph increasing to 25 mph in the afternoon. * Chc Wetting Rain...10 percent. * Mixing Height......15000-16500 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. Slight chance of showers and thunderstorms in the evening. * Chc of thunder.....20 percent. * Min Temperature....47-54. 24 hr trend......Little change. * Max Humidity.......48-56 percent valleys and 44-52 percent ridges. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...West 6 to 11 mph. Ridges/upr slopes....West 6 to 11 mph. Gusts up to 20 mph in the evening. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....West around 10 mph in the evening becoming light. .SUNDAY... * Sky/weather........Mostly sunny then becoming partly cloudy. Chance of showers and thunderstorms in the afternoon. * Chc of thunder.....30 percent. * Max Temperature....76-83 valleys and 66-73 ridges. 24 hr trend......Little change. * Min Humidity.......18-26 percent. 24 hr trend......5 percent up. * 20ft winds......... Valleys/lwr slopes...Southwest 6 to 11 mph. Ridges/upr slopes....Southwest 6 to 11 mph. Gusts up to 20 mph in the afternoon. * Chc Wetting Rain...10 percent. * Mixing Height......13000-14000 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 47 to 54. Highs 74 to 81. Northwest winds 10 to 15 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 47 to 54. Highs 74 to 81. North winds 10 to 15 mph with gusts to around 20 mph. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 47 to 54. Highs 75 to 82. North winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. .FRIDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the lower 70s. $$ IDZ422-262230- Sawtooth Range/Northern Sawtooth NF- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Partly cloudy. Chance of showers and thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....78-85 valleys and 66-73 ridges. 24 hr trend......Little change. * Min Humidity.......13-18 percent valleys and 17-25 percent ridges. 24 hr trend......3 percent down. * 20ft winds......... Valleys/lwr slopes...East 4 to 6 mph shifting to the south 4 to 9 mph in the afternoon. Ridges/upr slopes....South 4 to 9 mph with gusts to around 15 mph. * Chc Wetting Rain...10 percent. * Mixing Height......14500-15500 ft AGL. * Transport Winds....Southeast around 10 mph shifting to the south in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. Slight chance of showers and thunderstorms in the evening. * Chc of thunder.....20 percent. * Min Temperature....48-55. 24 hr trend......Little change. * Max Humidity.......43-51 percent. 24 hr trend......3 percent up. * 20ft winds......... Valleys/lwr slopes...West 6 to 9 mph shifting to the north 5 to 8 mph after midnight. Ridges/upr slopes....West 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....West around 10 mph in the evening becoming light. .SUNDAY... * Sky/weather........Mostly sunny then becoming partly cloudy. Slight chance of showers and thunderstorms in the afternoon. * Chc of thunder.....20 percent. * Max Temperature....77-84 valleys and 65-72 ridges. 24 hr trend......Little change. * Min Humidity.......15-23 percent valleys and 22-30 percent ridges. 24 hr trend......3 percent up. * 20ft winds......... Valleys/lwr slopes...Southwest 4 to 9 mph. Ridges/upr slopes....Southwest 4 to 9 mph. Gusts up to 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......12500-13500 ft AGL. * Transport Winds....Light winds becoming southwest around 15 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 49 to 56. Highs 75 to 82. Southeast winds 5 to 10 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 48 to 55. Highs 76 to 83. North winds 10 to 15 mph with gusts to around 20 mph. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 49 to 56. Highs 76 to 83. Northeast winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 70s. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. $$ IDZ425-262230- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly cloudy then becoming partly cloudy. * Chc of thunder.....0 percent. * Max Temperature....Around 89. 24 hr trend......2 degrees down. * Min Humidity.......13-18 percent. 24 hr trend......Little change. * 20ft winds.........Southeast winds 5 to 8 mph shifting to the southwest 6 to 11 mph in the afternoon. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......14750-15750 ft AGL. * Transport Winds....Southeast around 10 mph shifting to the south in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. * Chc of thunder.....0 percent. * Min Temperature....Around 54. 24 hr trend......Little change. * Max Humidity.......51-59 percent. 24 hr trend......7 percent up. * 20ft winds.........West winds 5 to 10 mph. Gusts up to 20 mph in the evening. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....West around 10 mph. .SUNDAY... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 89. 24 hr trend......Little change. * Min Humidity.......14-22 percent. 24 hr trend......3 percent up. * 20ft winds.........South winds 4 to 5 mph shifting to the southwest 4 to 8 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......13000-14000 ft AGL. * Transport Winds....Light winds becoming southwest around 10 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Mostly clear. Lows 53 to 58. Highs in the lower 90s. Southeast winds 5 to 10 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Lows in the mid 50s. Highs in the lower 90s. East winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Partly cloudy. Lows 56 to 61. Highs in the lower 90s. East winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Mostly clear. Lows in the upper 50s. Highs around 90. .FRIDAY...Mostly clear. Lows in the mid 50s. Highs in the upper 80s. $$ IDZ427-262230- Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly cloudy then becoming partly cloudy. * Chc of thunder.....0 percent. * Max Temperature....Around 87 valleys and 78-85 ridges. 24 hr trend......Little change. * Min Humidity.......10-15 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Southwest 6 to 11 mph. Ridges/upr slopes....Southwest 8 to 13 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......14500-16000 ft AGL. * Transport Winds....South 10 to 15 mph. .TONIGHT... * Sky/weather........Partly cloudy. * Chc of thunder.....0 percent. * Min Temperature....52-59. 24 hr trend......Little change. * Max Humidity.......43-51 percent valleys and 37-45 percent ridges. 24 hr trend......13 percent up. * 20ft winds......... Valleys/lwr slopes...Southwest 5 to 10 mph. Ridges/upr slopes....West 5 to 10 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Southwest around 10 mph shifting to the west after midnight. .SUNDAY... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....85-90 valleys and 78-85 ridges. 24 hr trend......Little change. * Min Humidity.......13-21 percent. 24 hr trend......4 percent up. * 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......13250-14250 ft AGL. * Transport Winds....Light winds becoming south around 10 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Mostly clear. Lows 53 to 60. Highs 84 to 91. South winds 10 to 15 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Lows 53 to 60. Highs 85 to 92. South winds 10 to 15 mph with gusts to around 20 mph. .WEDNESDAY...Partly cloudy. Lows 55 to 62. Highs 84 to 91. South winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows around 60. Highs in the mid 80s. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the mid 80s. $$ IDZ410-262230- Upper Snake River Valley/Idaho Falls BLM- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly cloudy then becoming partly cloudy. * Chc of thunder.....0 percent. * Max Temperature....81-88. 24 hr trend......2 degrees down. * Min Humidity.......9-14 percent. 24 hr trend......2 percent down. * 20ft winds.........East winds 6 to 9 mph shifting to the south 10 to 15 mph in the afternoon. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......14750-16250 ft AGL. * Transport Winds....Southeast around 10 mph increasing to south around 20 mph in the afternoon. .TONIGHT... * Sky/weather........Mostly clear. * Chc of thunder.....0 percent. * Min Temperature....49-56. 24 hr trend......Little change. * Max Humidity.......39-47 percent. 24 hr trend......2 percent down. * 20ft winds.........South winds 9 to 14 mph shifting to the northeast 5 to 8 mph after midnight. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....South around 15 mph shifting to the east after midnight. .SUNDAY... * Sky/weather........Partly cloudy then becoming sunny. * Chc of thunder.....0 percent. * Max Temperature....82-89. 24 hr trend......Little change. * Min Humidity.......11-16 percent. 24 hr trend......2 percent up. * 20ft winds.........Southeast winds 4 to 6 mph shifting to the southwest 6 to 11 mph in the afternoon. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......13750-14750 ft AGL. * Transport Winds....South around 10 mph increasing to around 20 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Mostly clear. Lows 49 to 56. Highs 86 to 93. South winds 10 to 15 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Lows 50 to 57. Highs 87 to 94. East winds 10 to 15 mph with gusts to around 20 mph. .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 52 to 59. Highs 86 to 93. East winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 80s. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 80s. $$ IDZ411-262230- Centennial Mountains and Snake River Range/Targhee NF- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Partly cloudy. Slight chance of showers and thunderstorms in the afternoon. * Chc of thunder.....10 percent. * Max Temperature....Around 83 valleys and 72-79 ridges. 24 hr trend......Little change. * Min Humidity.......13-18 percent. 24 hr trend......3 percent down. * 20ft winds......... Valleys/lwr slopes...East 4 to 6 mph shifting to the southwest 4 to 8 mph in the afternoon. Ridges/upr slopes....Southeast 5 to 8 mph shifting to the south 8 to 13 mph in the afternoon. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......14500-15500 ft AGL. * Transport Winds....Southeast around 10 mph increasing to southwest around 20 mph in the afternoon. .TONIGHT... * Sky/weather........Partly cloudy. * Chc of thunder.....0 percent. * Min Temperature....47-54. 24 hr trend......Little change. * Max Humidity.......43-51 percent valleys and 34-42 percent ridges. 24 hr trend......4 percent down. * 20ft winds......... Valleys/lwr slopes...South 5 to 8 mph shifting to the east 4 to 5 mph after midnight. Ridges/upr slopes....South 6 to 11 mph shifting to the east 4 to 6 mph after midnight. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......100-1100 ft AGL. * Transport Winds....South around 15 mph shifting to the southeast after midnight. .SUNDAY... * Sky/weather........Partly cloudy then becoming mostly sunny. Slight chance of showers and thunderstorms in the afternoon. * Chc of thunder.....0 percent. * Max Temperature....Around 84 valleys and 73-80 ridges. 24 hr trend......Little change. * Min Humidity.......12-20 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 5 mph shifting to the southwest 4 to 8 mph in the afternoon. Ridges/upr slopes....Southeast 4 to 6 mph shifting to the southwest 6 to 11 mph with gusts to around 20 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......13250-14250 ft AGL. * Transport Winds....South around 10 mph increasing to southwest around 20 mph in the afternoon. .Forecast days 3 through 7...... .MONDAY...Mostly clear. Lows 47 to 54. Highs 77 to 84. South winds 10 to 15 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Lows 48 to 55. Highs 77 to 84. Southeast winds 10 to 15 mph with gusts to around 20 mph. .WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 49 to 56. Highs 76 to 83. East winds 10 to 15 mph with gusts to around 25 mph. .THURSDAY...Partly cloudy with chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. .FRIDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the mid 70s. $$ IDZ413-262230- Caribou Range/Caribou NF- 235 AM MDT Sat Jul 26 2025 .Today... * Sky/weather........Mostly cloudy. * Chc of thunder.....0 percent. * Max Temperature....81-88 valleys and 73-80 ridges. 24 hr trend......3 degrees down. * Min Humidity.......9-14 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...South 7 to 12 mph. Ridges/upr slopes....South 7 to 12 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......14250-15250 ft AGL. * Transport Winds....South 15 to 20 mph. .TONIGHT... * Sky/weather........Mostly clear. * Chc of thunder.....0 percent. * Min Temperature....50-57. 24 hr trend......Little change. * Max Humidity.......32-40 percent valleys and 28-36 percent ridges. 24 hr trend......6 percent up. * 20ft winds......... Valleys/lwr slopes...South 6 to 11 mph. Ridges/upr slopes....South 6 to 11 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....South 10 to 15 mph. .SUNDAY... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....80-87. 24 hr trend......2 degrees up. * Min Humidity.......9-14 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...South 6 to 11 mph. Ridges/upr slopes....South 6 to 11 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......13500-14500 ft AGL. * Transport Winds....South 15 to 20 mph. .Forecast days 3 through 7...... .MONDAY...Clear. Lows 50 to 57. Highs 84 to 91. South winds 10 to 15 mph with gusts to around 20 mph. .TUESDAY...Mostly clear. Lows 51 to 58. Highs 85 to 92. Southeast winds 5 to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows 54 to 61. Highs 83 to 90. Southeast winds 10 to 15 mph with gusts to around 20 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. .FRIDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. $$ .OUTLOOK...Saturday August 2nd through Friday August 8th. Above normal temperatures and near/above normal precipitation. $$