Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
678
FNUS55 KPIH 120941
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
341 AM MDT Fri Jun 12 2026
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
A dry cold front will sweep through eastern Idaho late today, with
the only effect being to increase the wind for today and this evening.
A wind shift to the north and northeast occurs late tonight, and
this will bring cooler but still dry air into eastern Idaho. Some
additional clouds will arrive Saturday in the north, but precipitation
is not expected. Warming and drying resume Sunday and continues until
another dry cold front on Tuesday night/Wednesday.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
A dry cold front will sweep through eastern Idaho late today, with
the only effect being to increase the wind for today and this evening.
A wind shift to the north and northeast occurs late tonight, and
this will bring cooler but still dry air into eastern Idaho. Some
additional clouds will arrive Saturday in the north, but the chance
of precipitation is only slight and in areas around Island Park.
Warming and drying resume Sunday and continues until another dry cold
front on Tuesday night/Wednesday.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
A dry cold front will sweep through eastern Idaho late today, with
the only effect being to increase the wind for today and this evening.
A wind shift to the north and northeast occurs late tonight, and
this will bring cooler but still dry air into eastern Idaho. Warming
and drying resume Sunday and continues until another dry cold front
on Tuesday night/Wednesday.
IDZ475-122245-
East Salmon River Mountains/Salmon NF-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....65-72 valleys. 57-64 ridges.
24 hr trend......3 degrees up.
* Min Humidity.......18-26 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 10 to 15 mph.
Ridges/upr slopes....West 11 to 16 mph with gusts to 25 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....West 10 mph increasing to 20 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....36-43 valleys. 31-36 ridges.
24 hr trend......Little change.
* Max Humidity.......70-78 percent.
24 hr trend......14 percent up.
* 20ft winds.........
Valleys/lwr slopes...North 11 to 16 mph.
Ridges/upr slopes....North 11 to 16 mph. Gusts up to 30 mph
decreasing to 20 mph after midnight.
* Chc Wetting Rain...Zero.
* Mixing Height......700-1700 ft AGL.
* Transport Winds....North 10 to 15 mph.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....Zero.
* Max Temperature....63-70 valleys. 55-62 ridges.
24 hr trend......3 degrees down.
* Min Humidity.......20-28 percent.
24 hr trend......2 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 8 mph.
Ridges/upr slopes....Northeast 4 to 9 mph with gusts to
15 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......9000-10000 ft AGL.
* Transport Winds....North 10 mph.
.Forecast days 3 through 7......
.SUNDAY...Clear. Lows 35 to 42. Highs 64 to 71. Northeast winds
10 to 15 mph with gusts to 25 mph.
.MONDAY...Clear. Lows 40 to 47. Highs 69 to 76. Northwest winds
10 to 15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Partly cloudy. Lows 44 to 51. Highs 71 to 78.
West winds 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs around 70.
.THURSDAY...Clear. Lows in the lower 40s. Highs around 70.
$$
IDZ476-122245-
Lemhi and Lost River Range/Challis NF-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....69-76 valleys. 58-65 ridges.
24 hr trend......6 degrees up.
* Min Humidity.......15-23 percent valleys. 19-27 percent ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 2 to 7 mph shifting to the northwest
11 to 16 mph in the afternoon.
Ridges/upr slopes....West 12 to 17 mph. Gusts up to 15 mph
increasing to 25 mph in the afternoon.
* Chc Wetting Rain...Zero.
* Mixing Height......9500-10500 ft AGL.
* Transport Winds....West 10 mph increasing to 20 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....33-40.
24 hr trend......Little change.
* Max Humidity.......69-77 percent.
24 hr trend......14 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northwest 12 to 17 mph.
Ridges/upr slopes....North 12 to 17 mph with gusts to 30 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......800-1800 ft AGL.
* Transport Winds....Northwest 20 mph becoming north
10 mph after midnight.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....Zero.
* Max Temperature....63-70 valleys. 53-60 ridges.
24 hr trend......6 degrees down.
* Min Humidity.......20-28 percent valleys. 26-34 percent ridges.
24 hr trend......6 percent up.
* 20ft winds.........
Valleys/lwr slopes...North 5 to 10 mph.
Ridges/upr slopes....North 5 to 10 mph with gusts to 25 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....North 10 to 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Breezy, clear. Lows 33 to 40. Highs 62 to 69. North
winds 15 to 25 mph with gusts to 30 mph.
.MONDAY...Clear. Lows 38 to 45. Highs 68 to 75. North winds 10 to
15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Partly cloudy. Lows 43 to 50. Highs 72 to 79.
West winds 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs in the lower
70s.
.THURSDAY...Clear. Lows in the lower 40s. Highs in the lower 70s.
$$
IDZ422-122245-
Sawtooth Range/Northern Sawtooth NF-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....70-77 valleys. 56-63 ridges.
24 hr trend......6 degrees up.
* Min Humidity.......14-22 percent valleys. 23-31 percent ridges.
24 hr trend......2 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 13 to 18 mph.
Ridges/upr slopes....West 13 to 18 mph with gusts to 25 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......7000-8000 ft AGL.
* Transport Winds....West 10 mph increasing to 20 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....34-41.
24 hr trend......Little change.
* Max Humidity.......71-79 percent.
24 hr trend......11 percent up.
* 20ft winds.........
Valleys/lwr slopes...North 12 to 17 mph.
Ridges/upr slopes....Northwest 10 to 15 mph shifting to the
north 5 to 11 mph after midnight. Gusts up
to 25 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......700-1700 ft AGL.
* Transport Winds....Northwest 15 mph shifting to the north
after midnight.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....Zero.
* Max Temperature....66-73 valleys. 55-62 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......17-25 percent valleys. 24-32 percent ridges.
24 hr trend......2 percent up.
* 20ft winds.........
Valleys/lwr slopes...East 2 to 8 mph shifting to the south in
the afternoon.
Ridges/upr slopes....Northeast 3 to 9 mph shifting to the west
2 to 8 mph in the afternoon. Gusts up to
15 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....Northeast 10 mph shifting to the west
in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Breezy, clear. Lows 36 to 43. Highs 64 to 71. North
winds 15 to 25 mph with gusts to 40 mph.
.MONDAY...Clear. Lows 40 to 47. Highs 71 to 78. Northwest winds
10 to 15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Partly cloudy. Lows 44 to 51. Highs 73 to 80.
West winds 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs in the mid 70s.
.THURSDAY...Clear. Lows in the lower 40s. Highs in the lower 70s.
$$
IDZ425-122245-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny. Patchy blowing dust in the afternoon.
* Chc of thunder.....Zero.
* Max Temperature....Around 82.
24 hr trend......9 degrees up.
* Min Humidity.......13-18 percent.
24 hr trend......4 percent down.
* 20ft winds.........Southwest 6 to 11 mph shifting to the
west 11 to 21 mph with gusts to 30 mph
in the afternoon.
* Chc Wetting Rain...Zero.
* Mixing Height......8250-9250 ft AGL.
* Transport Winds....West 10 mph increasing to 25 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Clear. Patchy blowing dust in the evening.
* Chc of thunder.....Zero.
* Min Temperature....Around 45.
24 hr trend......3 degrees up.
* Max Humidity.......61-69 percent.
24 hr trend......Little change.
* 20ft winds.........West 16 to 21 mph with gusts to
35 mph becoming northwest 5 to 10 mph with
gusts to 15 mph after midnight.
* Chc Wetting Rain...Zero.
* Mixing Height......700-1700 ft AGL.
* Transport Winds....West 20 mph becoming northwest
10 mph after midnight.
.SATURDAY...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....74-79.
24 hr trend......5 degrees down.
* Min Humidity.......17 percent.
24 hr trend......3 percent up.
* 20ft winds.........East 6 to 11 mph with gusts to 20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....East 10 mph shifting to the west in the
afternoon.
.Forecast days 3 through 7......
.SUNDAY...Breezy, clear. Lows in the upper 40s. Highs in the
upper 70s. Northeast winds 15 to 25 mph with gusts to
40 mph.
.MONDAY...Clear. Lows in the upper 40s. Highs in the mid 80s.
Southeast winds 10 to 15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Mostly clear. Lows in the lower 50s. Highs in
the upper 80s. West winds 15 to 25 mph with gusts to
35 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
.THURSDAY...Clear. Lows around 50. Highs in the mid 80s.
$$
IDZ427-122245-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....79-84 valleys. 71-78 ridges.
24 hr trend......8 degrees up.
* Min Humidity.......13-18 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 9 to 14 mph.
Ridges/upr slopes....West 9 to 14 mph with gusts to 20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8250-9250 ft AGL.
* Transport Winds....West 10 mph increasing to 20 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....44-51.
24 hr trend......Little change.
* Max Humidity.......45-53 percent valleys. 41-49 percent ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 9 to 14 mph.
Ridges/upr slopes....Northwest 9 to 14 mph with gusts to
20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......700-1700 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.SATURDAY...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....Around 76 valleys. 66-73 ridges.
24 hr trend......6 degrees down.
* Min Humidity.......12-20 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...North 5 to 10 mph.
Ridges/upr slopes....North 5 to 10 mph with gusts to 20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......7500-8500 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Clear. Lows 41 to 48. Highs 72 to 79. North winds 10 to
15 mph with gusts to 25 mph.
.MONDAY...Clear. Lows 47 to 54. Highs 78 to 85. Northwest winds
10 to 15 mph with gusts to 25 mph.
.TUESDAY...Breezy. Mostly clear. Lows 52 to 59. Highs 81 to 88.
West winds 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the upper 50s. Highs in the lower
80s.
.THURSDAY...Clear. Lows in the lower 50s. Highs in the lower 80s.
$$
IDZ410-122245-
Upper Snake River Valley/Idaho Falls BLM-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....73-80.
24 hr trend......9 degrees up.
* Min Humidity.......15-23 percent.
24 hr trend......6 percent down.
* 20ft winds.........Southwest 13 to 18 mph. Gusts up to 20
mph increasing to 30 mph in the afternoon.
* Chc Wetting Rain...Zero.
* Mixing Height......10500-11500 ft AGL.
* Transport Winds....Southwest 10 mph increasing to west
20 mph in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....39-45.
24 hr trend......3 degrees up.
* Max Humidity.......72-80 percent.
24 hr trend......9 percent up.
* 20ft winds.........West 14 to 19 mph shifting to the north
10 to 15 mph after midnight. Gusts up to 30 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......900-1900 ft AGL.
* Transport Winds....West 20 mph shifting to the north after
midnight.
.SATURDAY...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....65-72.
24 hr trend......8 degrees down.
* Min Humidity.......21-29 percent.
24 hr trend......6 percent up.
* 20ft winds.........North 10 to 15 mph with gusts to 25 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......8750-9750 ft AGL.
* Transport Winds....North 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Breezy, clear. Lows 38 to 45. Highs 68 to 75. Northeast
winds 15 to 25 mph with gusts to 30 mph.
.MONDAY...Clear. Lows 40 to 47. Highs 75 to 82. Northeast winds
10 to 15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Partly cloudy. Lows 46 to 53. Highs 81 to 88.
Southwest winds 15 to 25 mph with gusts to 30 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the lower
80s.
.THURSDAY...Clear. Lows in the upper 40s. Highs in the upper 70s.
$$
IDZ411-122245-
Centennial Mountains and Snake River Range/Targhee NF-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....Around 72 valleys. 62-69 ridges.
24 hr trend......7 degrees up.
* Min Humidity.......22-30 percent.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 6 to 11 mph.
Ridges/upr slopes....Southwest 6 to 11 mph with gusts to
20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......9000-10000 ft AGL.
* Transport Winds....Southwest 10 mph increasing to west
20 mph in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....34-41.
24 hr trend......Little change.
* Max Humidity.......88-96 percent valleys. 79-87 percent ridges.
24 hr trend......18 percent up.
* 20ft winds.........
Valleys/lwr slopes...West 3 to 9 mph shifting to the north 4 to
10 mph after midnight.
Ridges/upr slopes....West 11 to 16 mph shifting to the north
after midnight. Gusts up to 35 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......900-1900 ft AGL.
* Transport Winds....West 15 mph shifting to the north after
midnight.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....Zero.
* Max Temperature....63-69 valleys. 56-63 ridges.
24 hr trend......7 degrees down.
* Min Humidity.......25-30 percent valleys. 30-38 percent ridges.
24 hr trend......7 percent up.
* 20ft winds.........
Valleys/lwr slopes...North 9 to 14 mph.
Ridges/upr slopes....North 9 to 14 mph. Gusts up to 30 mph
decreasing to 20 mph in the afternoon.
* Chc Wetting Rain...Zero.
* Mixing Height......8000-9000 ft AGL.
* Transport Winds....North 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Clear. Lows 33 to 40. Highs 59 to 66. North winds 10 to
20 mph with gusts to 30 mph.
.MONDAY...Mostly clear. Lows 36 to 43. Highs 64 to 71. North
winds 10 to 15 mph with gusts to 20 mph.
.TUESDAY...Partly cloudy. Lows 42 to 49. Highs 70 to 77. West
winds 10 to 20 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the upper 40s. Highs in the lower
70s.
.THURSDAY...Clear. Lows in the lower 40s. Highs in the upper 60s.
$$
IDZ413-122245-
Caribou Range/Caribou NF-
341 AM MDT Fri Jun 12 2026
.Today...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....74-81 valleys. 65-72 ridges.
24 hr trend......8 degrees up.
* Min Humidity.......16-24 percent.
24 hr trend......4 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 8 to 13 mph.
Ridges/upr slopes....Southwest 4 to 10 mph shifting to the west
8 to 13 mph in the afternoon. Gusts up to
15 mph increasing to 25 mph in the
afternoon.
* Chc Wetting Rain...Zero.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....Southwest 10 mph increasing to west
20 mph in the afternoon.
.TONIGHT...
* Sky/weather........Clear.
* Chc of thunder.....Zero.
* Min Temperature....40-47.
24 hr trend......2 degrees up.
* Max Humidity.......57-65 percent.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 9 to 14 mph shifting to the northwest
2 to 8 mph after midnight.
Ridges/upr slopes....West 9 to 14 mph. Gusts up to 25 mph
decreasing to 15 mph after midnight.
* Chc Wetting Rain...Zero.
* Mixing Height......900-1900 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.SATURDAY...
* Sky/weather........Sunny.
* Chc of thunder.....Zero.
* Max Temperature....69-76 valleys. 61-68 ridges.
24 hr trend......5 degrees down.
* Min Humidity.......18-26 percent valleys. 22-30 percent ridges.
24 hr trend......3 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northwest 5 to 10 mph.
Ridges/upr slopes....Northwest 5 to 10 mph with gusts to
20 mph.
* Chc Wetting Rain...Zero.
* Mixing Height......7750-8750 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Clear. Lows 37 to 44. Highs 68 to 75. North winds 10 to
15 mph with gusts to 25 mph.
.MONDAY...Clear. Lows 41 to 48. Highs 74 to 81. North winds 10 to
15 mph with gusts to 20 mph.
.TUESDAY...Breezy. Mostly clear. Lows 46 to 53. Highs 78 to 85.
West winds 15 to 25 mph with gusts to 35 mph.
.WEDNESDAY...Clear. Lows in the lower 50s. Highs in the upper
70s.
.THURSDAY...Clear. Lows in the upper 40s. Highs in the upper 70s.
$$
.OUTLOOK from Friday June 19 to Thursday June 25:
Moderate confidence of above normal temperatures.
Low confidence of above normal precipitation.
$$
Messick
$$