


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
837 FNUS55 KPIH 220743 FWFPIH Fire Weather Planning Forecast for Southeast Idaho National Weather Service Pocatello ID 143 AM MDT Fri Aug 22 2025 .DISCUSSION... * Central Idaho Dispatch Area weather impact summary (Zones 475 and 476)... ...MONSOON MOISTURE INCREASES NEXT WEEK FOR SHOWERS, THUNDERSTORMS, AND WETTING RAINS... Hot and dry conditions are expected through Saturday. We will likely see some mid level clouds and virga through the period. Isolated dry storms are forecast for Sunday. The chance of showers and thunderstorms increases for Monday onward. With a big jump in monsoon moisture toward the middle of next week, expect a much better chance of wetting rains at that point. * East Idaho Dispatch Area weather impact summary (Zones 410...411 and 413)... ...MONSOON MOISTURE INCREASES NEXT WEEK FOR SHOWERS, THUNDERSTORMS, AND WETTING RAINS... Hot and dry conditions are expected through Saturday. We will likely see some mid level clouds and virga through the period. The chance of showers and thunderstorms increases for Sunday onward. Initially, the better chance of storms will be across 413 Sunday...and more widespread starting Monday. With a big jump in monsoon moisture toward the middle of next week, expect a much better chance of wetting rains at that point. * South Central Idaho Dispatch Area weather impact summary (Zones 422...425 and 427)... ...MONSOON MOISTURE INCREASES NEXT WEEK FOR SHOWERS, THUNDERSTORMS, AND WETTING RAINS... Hot and dry conditions are expected through Saturday. We will likely see some mid level clouds and virga through the period. The chance of showers and thunderstorms increases for Sunday onward. Initially, the better chance of storms will be across 427 Sunday...and more widespread starting Monday. With a big jump in monsoon moisture toward the middle of next week, expect a much better chance of wetting rains at that point. IDZ475-222215- East Salmon River Mountains/Salmon NF- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. Areas of smoke in the morning. Haze through the day. * Chc of thunder.....0 percent. * Max Temperature....79-86 valleys and 71-78 ridges. 24 hr trend......3 degrees up. * Min Humidity.......12-17 percent. 24 hr trend......2 percent down. * 20ft winds......... Valleys/lwr slopes...Northeast around 4 mph shifting to the north 4 to 6 mph in the afternoon. Ridges/upr slopes....East 4 to 5 mph shifting to the northwest 4 to 6 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11250-12250 ft AGL. * Transport Winds....Light winds. .TONIGHT... * Sky/weather........Clear. Areas of smoke in the evening. Haze through the night. * Chc of thunder.....0 percent. * Min Temperature....48-55. 24 hr trend......Little change. * Max Humidity.......44-52 percent valleys and 40-48 percent ridges. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northeast 4 to 7 mph. Ridges/upr slopes....North 4 to 7 mph shifting to the northeast after midnight. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....North around 10 mph in the evening becoming light. .SATURDAY... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....82-89 valleys and 72-79 ridges. 24 hr trend......2 degrees up. * Min Humidity.......11-16 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Southeast 4 to 5 mph shifting to the northwest 4 to 6 mph in the afternoon. Ridges/upr slopes....South 4 to 5 mph shifting to the northwest 5 to 8 mph with gusts to around 15 mph in the afternoon. * Chc Wetting Rain...0 percent. * Mixing Height......11500-12500 ft AGL. * Transport Winds....Light winds becoming west around 10 mph in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Partly cloudy. Lows 51 to 58. Highs 75 to 82. North winds 5 to 10 mph with gusts to around 15 mph. .MONDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 52 to 59. Highs 73 to 80. Northwest winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 49 to 56. Highs 72 to 79. South winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 50s. Highs in the lower 70s. .THURSDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows in the lower 50s. Highs in the mid 60s. $$ IDZ476-222215- Lemhi and Lost River Range/Challis NF- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. Haze in the morning. * Chc of thunder.....0 percent. * Max Temperature....80-87 valleys and 70-77 ridges. 24 hr trend......2 degrees up. * Min Humidity.......12-17 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northwest 4 to 8 mph. Ridges/upr slopes....Northwest 4 to 8 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 west around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Clear. Haze after midnight. * Chc of thunder.....0 percent. * Min Temperature....47-54. 24 hr trend......Little change. * Max Humidity.......46-54 percent valleys and 38-46 percent ridges. 24 hr trend......4 percent up. * 20ft winds......... Valleys/lwr slopes...North 4 to 8 mph. Ridges/upr slopes....North 4 to 8 mph. Gusts up to 15 mph in the evening. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....North around 10 mph in the evening becoming light. .SATURDAY... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....83-90 valleys and 72-79 ridges. 24 hr trend......2 degrees up. * Min Humidity.......11-16 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northwest 4 to 8 mph. Ridges/upr slopes....Northwest 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 northwest around 10 mph in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Partly cloudy. Lows 50 to 57. Highs 74 to 81. North winds 5 to 10 mph with gusts to around 20 mph. .MONDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 51 to 58. Highs 70 to 77. Northwest winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 48 to 55. Highs 69 to 76. Northwest winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the lower 50s. Highs in the upper 60s. .THURSDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the lower 50s. Highs in the mid 60s. $$ IDZ422-222215- Sawtooth Range/Northern Sawtooth NF- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....82-89 valleys and 71-78 ridges. 24 hr trend......2 degrees up. * Min Humidity.......9-14 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northeast 4 to 7 mph shifting to the southwest 6 to 9 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......11500-12500 ft AGL. * Transport Winds....Light winds becoming west around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Clear. Areas of smoke after midnight. * Chc of thunder.....0 percent. * Min Temperature....49-56. 24 hr trend......3 degrees up. * Max Humidity.......31-39 percent valleys and 25-33 percent ridges. 24 hr trend......2 percent down. * 20ft winds......... Valleys/lwr slopes...Northwest 7 to 10 mph shifting to the north 5 to 8 mph after midnight. Ridges/upr slopes....Northwest 5 to 8 mph with gusts to around 15 mph shifting to the northeast 4 to 7 mph after midnight. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Northwest around 10 mph shifting to the northeast after midnight. .SATURDAY... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....84-91 valleys and 73-80 ridges. 24 hr trend......2 degrees up. * Min Humidity.......11-16 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...North 4 to 7 mph shifting to the southwest 5 to 8 mph in the afternoon. Ridges/upr slopes....West 4 to 8 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 west around 15 mph in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Mostly cloudy. Lows 53 to 60. Highs 74 to 81. Northwest winds 5 to 10 mph with gusts to around 15 mph. .MONDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 52 to 59. Highs 72 to 79. Northwest winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 49 to 56. Highs 70 to 77. North winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the lower 50s. Highs in the upper 60s. .THURSDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows around 50. Highs in the mid 60s. $$ IDZ425-222215- Middle Snake River Valley/Twin Falls BLM north of the Snake River- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 93. 24 hr trend......2 degrees up. * Min Humidity.......11-16 percent. 24 hr trend......2 percent down. * 20ft winds.........East winds 4 to 5 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......11000-12000 ft AGL. * Transport Winds....Light winds becoming west around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Mostly clear. * Chc of thunder.....0 percent. * Min Temperature....55-60. 24 hr trend......Little change. * Max Humidity.......42-50 percent. 24 hr trend......4 percent up. * 20ft winds.........West winds 5 to 8 mph shifting to the northeast after midnight. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....West around 10 mph shifting to the northeast after midnight. .SATURDAY... * Sky/weather........Partly cloudy then becoming mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 95. 24 hr trend......3 degrees up. * Min Humidity.......12-17 percent. 24 hr trend......Little change. * 20ft winds.........East winds 4 to 8 mph with gusts to around 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......13750-14750 ft AGL. * Transport Winds....Northeast around 10 mph shifting to the northwest in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Mostly cloudy. Lows in the lower 60s. Highs in the upper 80s. North winds 5 to 10 mph with gusts to around 15 mph. .MONDAY...Partly cloudy. Slight chance of showers. Lows around 60. Highs in the upper 80s. Northwest winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows 57 to 62. Highs in the mid 80s. East winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the upper 50s. Highs around 80. .THURSDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. $$ IDZ427-222215- Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls BLM south of the Snake River- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 91 valleys and 82-89 ridges. 24 hr trend......3 degrees up. * Min Humidity.......12-17 percent. 24 hr trend......3 percent down. * 20ft winds......... Valleys/lwr slopes...North 4 to 8 mph. Ridges/upr slopes....North 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 northwest around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Mostly clear. * Chc of thunder.....0 percent. * Min Temperature....58-65. 24 hr trend......Little change. * Max Humidity.......31-39 percent valleys and 21-28 percent ridges. 24 hr trend......2 percent down. * 20ft winds......... Valleys/lwr slopes...Northwest 5 to 8 mph shifting to the south 4 to 5 mph after midnight. Ridges/upr slopes....North 4 to 8 mph. Gusts up to 15 mph in the evening. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Northwest around 10 mph in the evening becoming light. .SATURDAY... * Sky/weather........Partly cloudy then becoming mostly sunny. Slight chance of rain showers in the afternoon. * Chc of thunder.....0 percent. * Max Temperature....86-93. 24 hr trend......Little change. * Min Humidity.......12-20 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...East 4 to 5 mph shifting to the north 4 to 6 mph in the afternoon. Ridges/upr slopes....Southeast 4 to 5 mph shifting to the north 4 to 6 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 northwest around 10 mph in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Mostly cloudy. Chance of showers. Lows 61 to 68. Highs 79 to 86. West winds 5 to 10 mph with gusts to around 15 mph. .MONDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 57 to 64. Highs 77 to 84. West winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 56 to 63. Highs 75 to 82. South winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers and chance of thunderstorms. Lows in the upper 50s. Highs in the mid 70s. .THURSDAY...Mostly cloudy with showers likely and chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. $$ IDZ410-222215- Upper Snake River Valley/Idaho Falls BLM- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....85-92. 24 hr trend......Little change. * Min Humidity.......11-16 percent. 24 hr trend......Little change. * 20ft winds.........Northeast winds 4 to 7 mph shifting to the west in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......12250-13250 ft AGL. * Transport Winds....Northeast around 10 mph shifting to the west in the afternoon. .TONIGHT... * Sky/weather........Clear. * Chc of thunder.....0 percent. * Min Temperature....51-58. 24 hr trend......Little change. * Max Humidity.......54-62 percent. 24 hr trend......9 percent up. * 20ft winds.........Northwest winds 6 to 9 mph shifting to the northeast 5 to 10 mph after midnight. Gusts up to 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Northwest around 10 mph shifting to the northeast after midnight. .SATURDAY... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....86-93. 24 hr trend......2 degrees up. * Min Humidity.......10-15 percent. 24 hr trend......Little change. * 20ft winds.........Northeast winds 5 to 8 mph shifting to the west 4 to 6 mph in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......13750-14750 ft AGL. * Transport Winds....Northeast around 10 mph shifting to the west in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Partly cloudy. Lows 54 to 61. Highs 82 to 89. North winds 10 to 15 mph with gusts to around 20 mph. .MONDAY...Mostly cloudy. Chance of showers. Lows 53 to 60. Highs 79 to 86. Northeast winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 51 to 58. Highs 78 to 85. Northeast winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows in the mid 50s. Highs in the upper 70s. .THURSDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. $$ IDZ411-222215- Centennial Mountains and Snake River Range/Targhee NF- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 86 valleys and 75-82 ridges. 24 hr trend......Little change. * Min Humidity.......14-22 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northeast 4 to 5 mph shifting to the west 4 to 6 mph in the afternoon. Ridges/upr slopes....North 4 to 7 mph shifting to the west in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......12750-13750 ft AGL. * Transport Winds....Northeast around 10 mph shifting to the west in the afternoon. .TONIGHT... * Sky/weather........Clear. * Chc of thunder.....0 percent. * Min Temperature....48-55. 24 hr trend......Little change. * Max Humidity.......79-87 percent valleys and 61-69 percent ridges. 24 hr trend......13 percent up. * 20ft winds......... Valleys/lwr slopes...Northeast 5 to 10 mph. Ridges/upr slopes....Northeast 5 to 10 mph with gusts to around 20 mph. * Chc Wetting Rain...0 percent. * Mixing Height......100-1100 ft AGL. * Transport Winds....Northeast 10 to 15 mph. .SATURDAY... * Sky/weather........Sunny. * Chc of thunder.....0 percent. * Max Temperature....Around 87 valleys and 77-84 ridges. 24 hr trend......Little change. * Min Humidity.......13-21 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...Northeast 4 to 6 mph shifting to the southwest 4 to 5 mph in the afternoon. Ridges/upr slopes....Northeast 5 to 8 mph shifting to the west 4 to 7 mph in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......11250-12250 ft AGL. * Transport Winds....East around 10 mph shifting to the west in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Partly cloudy. Lows 50 to 57. Highs 74 to 81. North winds 10 to 15 mph with gusts to around 20 mph. .MONDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 50 to 57. Highs 70 to 77. North winds 5 to 10 mph with gusts to around 15 mph. .TUESDAY...Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows 47 to 54. Highs 70 to 77. Northeast winds 5 to 10 mph with gusts to around 15 mph. .WEDNESDAY...Mostly cloudy with showers likely and chance of thunderstorms. Lows in the lower 50s. Highs around 70. .THURSDAY...Mostly cloudy with showers likely and slight chance of thunderstorms. Lows around 50. Highs in the mid 60s. $$ IDZ413-222215- Caribou Range/Caribou NF- 143 AM MDT Fri Aug 22 2025 .Today... * Sky/weather........Partly cloudy then becoming mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....87-94 valleys and 80-87 ridges. 24 hr trend......2 degrees up. * Min Humidity.......13-18 percent. 24 hr trend......3 percent down. * 20ft winds......... Valleys/lwr slopes...North 4 to 5 mph shifting to the northwest 5 to 8 mph in the afternoon. Ridges/upr slopes....Southeast 4 to 5 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......13500-14500 ft AGL. * Transport Winds....Light winds becoming west around 10 mph in the afternoon. .TONIGHT... * Sky/weather........Mostly clear. * Chc of thunder.....0 percent. * Min Temperature....52-59. 24 hr trend......Little change. * Max Humidity.......48-56 percent. 24 hr trend......13 percent up. * 20ft winds......... Valleys/lwr slopes...Northwest 5 to 8 mph shifting to the east 4 to 6 mph after midnight. Ridges/upr slopes....Northwest 5 to 8 mph shifting to the southeast after midnight. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......0-1000 ft AGL. * Transport Winds....Northwest around 10 mph shifting to the east after midnight. .SATURDAY... * Sky/weather........Mostly sunny. * Chc of thunder.....0 percent. * Max Temperature....87-94 valleys and 80-87 ridges. 24 hr trend......Little change. * Min Humidity.......12-20 percent. 24 hr trend......Little change. * 20ft winds......... Valleys/lwr slopes...East 4 to 6 mph shifting to the west in the afternoon. Ridges/upr slopes....Southeast 6 to 9 mph shifting to the southwest 5 to 8 mph in the afternoon. Gusts up to 15 mph. * Chc Wetting Rain...0 percent. * Mixing Height......12750-13750 ft AGL. * Transport Winds....Southeast around 10 mph shifting to the west in the afternoon. .Forecast days 3 through 7...... .SUNDAY...Mostly cloudy. Chance of showers. Lows 56 to 63. Highs 78 to 85. Southeast winds 5 to 10 mph with gusts to around 20 mph. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 53 to 60. Highs 75 to 82. South winds 5 to 10 mph with gusts to around 20 mph. .TUESDAY...Showers likely and chance of thunderstorms. Lows 52 to 59. Highs 74 to 81. Southeast winds 5 to 10 mph with gusts to around 20 mph. .WEDNESDAY...Mostly cloudy with showers likely and chance of thunderstorms. Lows in the mid 50s. Highs in the lower 70s. .THURSDAY...Mostly cloudy with showers likely and chance of thunderstorms. Lows in the lower 50s. Highs around 70. $$ .OUTLOOK FOR AUGUST 29TH-SEPTEMBER 4TH: NEAR AVERAGE temperatures and ABOVE AVERAGE precipitation. $$