Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
518
FNUS55 KPIH 241603
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
1003 AM MDT Fri Jul 24 2026
...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
MDT THIS EVENING FOR SCATTERED THUNDERSTORMS ACROSS FIRE WEATHER
ZONE 427...
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
Near-critical to critical fire weather conditions over the next
couple of days will likely necessitate Red Flag Warnings on
Saturday. Humidity will continue to decrease into early next week
while winds increase over the next couple of days, along with
scattered convection accompanying a shortwave on Saturday. Wind
gusts up to 20 to 30 mph today will turn 30 to 40 on Saturday.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
Near-critical to critical fire weather conditions over the next
couple of days may necessitate Red Flag Warnings on Saturday.
Humidity will continue to decrease into early next week.
Isolated thunderstorms this afternoon will increase in coverage
on Saturday courtesy of a shortwave working through.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
Near-critical to critical fire weather conditions over the next
couple of days may necessitate Red Flag Warnings on Saturday.
Humidity will continue to decrease into early next week.
Isolated thunderstorms this afternoon will increase in coverage
on Saturday courtesy of a shortwave working through.
IDZ475-242230-
East Salmon River Mountains/Salmon NF-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Sunny.
* Chc of thunder.....0 percent.
* Max Temperature....85-92 valleys and 75-82 ridges.
24 hr trend......Little change.
* Min Humidity.......13-21 percent.
24 hr trend......10 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 12 to 17 mph.
Ridges/upr slopes....Southwest 12 to 17 mph. Gusts up to 20 mph
increasing to 30 mph in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......12000-13000 ft AGL.
* Transport Winds....Southwest around 10 mph increasing to around
25 mph in the afternoon.
.TONIGHT...
* Sky/weather........Clear then becoming partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....56-63.
24 hr trend......2 degrees up.
* Max Humidity.......43-51 percent.
24 hr trend......9 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 10 to 15 mph shifting to the
south 4 to 6 mph after midnight.
Ridges/upr slopes....Southwest 11 to 16 mph. Gusts up to 25 mph
decreasing to 15 mph after midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......200-1200 ft AGL.
* Transport Winds....Southwest around 15 mph in the evening
becoming light.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....84-91 valleys and 74-81 ridges.
24 hr trend......Little change.
* Min Humidity.......12-17 percent valleys and 13-21 percent
ridges.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 12 to 17 mph.
Ridges/upr slopes....Southwest 12 to 17 mph. Gusts up to 20 mph
increasing to 30 mph in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......11500-12500 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 25 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Clear. Lows 52 to 59. Highs 78 to 85. Southwest winds
10 to 20 mph with gusts to around 30 mph.
.MONDAY...Clear. Lows 51 to 58. Highs 77 to 84. West winds 10 to
15 mph with gusts to around 25 mph.
.TUESDAY...Clear. Lows 50 to 57. Highs 78 to 85. Southwest winds
10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
.THURSDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
$$
IDZ476-242230-
Lemhi and Lost River Range/Challis NF-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....85-92 valleys and 74-81 ridges.
24 hr trend......Little change.
* Min Humidity.......14-22 percent valleys and 19-27 percent
ridges.
24 hr trend......12 percent down.
* 20ft winds.........
Valleys/lwr slopes...South 4 to 6 mph shifting to the southwest
11 to 16 mph in the afternoon.
Ridges/upr slopes....Southwest 12 to 17 mph with gusts to
around 25 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......13250-14250 ft AGL.
* Transport Winds....Southwest around 10 mph increasing to around
20 mph in the afternoon.
.TONIGHT...
* Sky/weather........Partly cloudy. Slight chance of rain in the
evening.
* Chc of thunder.....0 percent.
* Min Temperature....56-63.
24 hr trend......2 degrees up.
* Max Humidity.......47-55 percent.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...South 10 to 15 mph.
Ridges/upr slopes....South 10 to 15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......400-1400 ft AGL.
* Transport Winds....South around 10 mph.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....85-92 valleys and 74-81 ridges.
24 hr trend......Little change.
* Min Humidity.......13-21 percent valleys and 17-25 percent
ridges.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 12 to 17 mph.
Ridges/upr slopes....Southwest 13 to 18 mph. Gusts up to 20 mph
increasing to 30 mph in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......12000-13000 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 25 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Breezy. Mostly clear. Lows 53 to 60. Highs 79 to 86.
Southwest winds 15 to 25 mph with gusts to around 30 mph.
.MONDAY...Mostly clear. Lows 52 to 59. Highs 79 to 86. Southwest
winds 10 to 20 mph with gusts to around 30 mph.
.TUESDAY...Clear. Lows 51 to 58. Highs 79 to 86. West winds 10 to
20 mph with gusts to around 30 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
.THURSDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
$$
IDZ422-242230-
Sawtooth Range/Northern Sawtooth NF-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Sunny.
* Chc of thunder.....0 percent.
* Max Temperature....87-94 valleys and 74-81 ridges.
24 hr trend......Little change.
* Min Humidity.......16-23 percent valleys and 21-29 percent
ridges.
24 hr trend......9 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 9 to 14 mph.
Ridges/upr slopes....Southwest 10 to 15 mph with gusts to
around 25 mph.
* 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.
.TONIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....56-63.
24 hr trend......2 degrees up.
* Max Humidity.......48-56 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...South 6 to 11 mph shifting to the
northeast 4 to 6 mph after midnight.
Ridges/upr slopes....South 8 to 13 mph with gusts to around 20
mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......200-1200 ft AGL.
* Transport Winds....Southwest around 10 mph shifting to the
southeast after midnight.
.SATURDAY...
* Sky/weather........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....85-92 valleys and 73-80 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......14-19 percent valleys and 17-24 percent
ridges.
24 hr trend......9 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southeast 4 to 7 mph shifting to the
southwest 9 to 14 mph in the afternoon.
Ridges/upr slopes....Southwest 11 to 16 mph with gusts to
around 25 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......10750-11750 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 25 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Mostly clear. Lows 53 to 60. Highs 78 to 85. Southwest
winds 10 to 20 mph with gusts to around 30 mph.
.MONDAY...Mostly clear. Lows 52 to 59. Highs 78 to 85. West winds
10 to 15 mph with gusts to around 25 mph.
.TUESDAY...Clear. Lows 51 to 58. Highs 79 to 86. West winds 10 to
15 mph with gusts to around 25 mph.
.WEDNESDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
.THURSDAY...Clear. Lows in the mid 50s. Highs in the mid 80s.
$$
IDZ425-242230-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Mostly sunny. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 99.
24 hr trend......Little change.
* Min Humidity.......18-26 percent.
24 hr trend......5 percent down.
* 20ft winds.........Southeast winds 4 to 6 mph shifting to the
southwest 6 to 11 mph with gusts to around 20
mph in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......13250-14250 ft AGL.
* Transport Winds....South 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....Around 66.
24 hr trend......Little change.
* Max Humidity.......52-60 percent.
24 hr trend......Little change.
* 20ft winds.........South winds 5 to 10 mph with gusts to around
15 mph shifting to the east 4 to 7 mph after
midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......200-1200 ft AGL.
* Transport Winds....South around 10 mph.
.SATURDAY...
* Sky/weather........Partly cloudy then becoming mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....Around 98.
24 hr trend......2 degrees down.
* Min Humidity.......14-22 percent.
24 hr trend......7 percent down.
* 20ft winds.........Southeast winds 4 to 7 mph with gusts to
around 15 mph shifting to the southwest 8 to
13 mph with gusts to around 25 mph in the
afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......12250-13250 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows in the lower 60s. Highs in the mid
90s. Southwest winds 10 to 15 mph with gusts to around 25 mph.
.MONDAY...Partly cloudy. Lows 60 to 65. Highs in the mid 90s.
West winds 10 to 15 mph with gusts to around 25 mph.
.TUESDAY...Clear. Lows in the lower 60s. Highs in the mid 90s.
West winds 10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Clear. Lows in the lower 60s. Highs in the mid 90s.
.THURSDAY...Clear. Lows in the lower 60s. Highs in the upper 90s.
$$
IDZ427-242230-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
1003 AM MDT Fri Jul 24 2026
...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 9 PM
MDT THIS EVENING...
.Rest of Today...
* Sky/weather........Sunny then becoming partly cloudy. Chance of
showers and slight chance of thunderstorms in
the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....94-99 valleys and 87-94 ridges.
24 hr trend......Little change.
* Min Humidity.......18-25 percent valleys and 22-30 percent
ridges.
24 hr trend......3 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 6 to 11 mph.
Ridges/upr slopes....Southwest 6 to 11 mph with gusts to around
20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12500-13500 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the evening. Slight chance of rain after
midnight.
* Chc of thunder.....20 percent.
* Min Temperature....65-72.
24 hr trend......2 degrees up.
* Max Humidity.......44-52 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...South 6 to 11 mph.
Ridges/upr slopes....South 7 to 12 mph with gusts to around 20
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......200-1200 ft AGL.
* Transport Winds....South 10 to 15 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....93-98 valleys and 86-93 ridges.
24 hr trend......Little change.
* Min Humidity.......19-27 percent valleys and 23-31 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Southwest 9 to 14 mph.
Ridges/upr slopes....Southwest 9 to 14 mph with gusts to around
25 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12750-13750 ft AGL.
* Transport Winds....Southwest 15 to 20 mph.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 62 to 69. Highs 87 to 94. Southwest
winds 10 to 15 mph with gusts to around 20 mph.
.MONDAY...Partly cloudy. Lows 61 to 68. Highs 86 to 93. West
winds 5 to 10 mph with gusts to around 20 mph.
.TUESDAY...Mostly clear. Lows 59 to 66. Highs 87 to 94. West
winds 10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 90s.
.THURSDAY...Mostly clear. Lows in the mid 60s. Highs in the mid
90s.
$$
IDZ410-242230-
Upper Snake River Valley/Idaho Falls BLM-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Sunny. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....90-97.
24 hr trend......Little change.
* Min Humidity.......18-26 percent.
24 hr trend......9 percent down.
* 20ft winds.........South winds 7 to 12 mph with gusts to around
20 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......13250-14250 ft AGL.
* Transport Winds....Light winds becoming southwest around 15 mph
in the afternoon.
.TONIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....58-65.
24 hr trend......Little change.
* Max Humidity.......54-62 percent.
24 hr trend......9 percent down.
* 20ft winds.........South winds 6 to 11 mph shifting to the east 4
to 6 mph after midnight. Gusts up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......300-1300 ft AGL.
* Transport Winds....South 10 to 15 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....88-95.
24 hr trend......Little change.
* Min Humidity.......22-30 percent.
24 hr trend......2 percent down.
* 20ft winds.........Southeast winds 5 to 8 mph shifting to the
southwest 9 to 14 mph in the afternoon. Gusts
up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......11750-12750 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 56 to 63. Highs 88 to 95. South
winds 10 to 15 mph with gusts to around 25 mph.
.MONDAY...Partly cloudy. Lows 57 to 64. Highs 88 to 95. Southwest
winds 10 to 15 mph with gusts to around 25 mph.
.TUESDAY...Mostly clear. Lows 56 to 62. Highs 88 to 95. Southwest
winds 10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Mostly clear. Lows in the upper 50s. Highs in the
lower 90s.
.THURSDAY...Clear. Lows in the upper 50s. Highs in the mid 90s.
$$
IDZ411-242230-
Centennial Mountains and Snake River Range/Targhee NF-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Sunny. Patchy smoke late in the morning.
Slight chance of showers and thunderstorms in
the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 90 valleys and 78-85 ridges.
24 hr trend......Little change.
* Min Humidity.......22-28 percent valleys and 24-32 percent
ridges.
24 hr trend......12 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 7 to 12 mph.
Ridges/upr slopes....Southwest 7 to 12 mph with gusts to around
20 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......10750-11750 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
* Chc of thunder.....20 percent.
* Min Temperature....56-63.
24 hr trend......2 degrees up.
* Max Humidity.......61-69 percent valleys and 54-62 percent
ridges.
24 hr trend......10 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southeast 4 to 6 mph shifting to the east
4 to 5 mph after midnight.
Ridges/upr slopes....Southeast 4 to 8 mph with gusts to around
15 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......400-1400 ft AGL.
* Transport Winds....South around 10 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....40 percent.
* Max Temperature....Around 88 valleys and 78-85 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......30-38 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 25
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......8500-9500 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 54 to 61. Highs 79 to 86. South
winds 10 to 15 mph with gusts to around 30 mph.
.MONDAY...Partly cloudy. Lows 55 to 62. Highs 79 to 86. South
winds 10 to 15 mph with gusts to around 30 mph.
.TUESDAY...Mostly clear. Lows 54 to 61. Highs 79 to 86. South
winds 10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 50s. Highs in the
lower 80s.
.THURSDAY...Clear. Lows in the upper 50s. Highs in the mid 80s.
$$
IDZ413-242230-
Caribou Range/Caribou NF-
1003 AM MDT Fri Jul 24 2026
.Rest of Today...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Chance of showers and thunderstorms in the
afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....89-96 valleys and 81-88 ridges.
24 hr trend......Little change.
* Min Humidity.......20-28 percent valleys and 24-31 percent
ridges.
24 hr trend......5 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 4 to 9 mph.
Ridges/upr slopes....Southwest 4 to 9 mph with gusts to around
15 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12000-13000 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.TONIGHT...
* Sky/weather........Partly cloudy. Chance of rain showers and
slight chance of thunderstorms in the evening.
Slight chance of rain after midnight.
* Chc of thunder.....20 percent.
* Min Temperature....60-67.
24 hr trend......3 degrees up.
* Max Humidity.......47-55 percent.
24 hr trend......9 percent down.
* 20ft winds.........
Valleys/lwr slopes...South 4 to 8 mph.
Ridges/upr slopes....South 4 to 9 mph with gusts to around 15
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......400-1400 ft AGL.
* Transport Winds....South around 10 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Slight chance of rain in the
morning. Chance of showers and thunderstorms
in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....89-96 valleys and 80-87 ridges.
24 hr trend......Little change.
* Min Humidity.......23-31 percent valleys and 27-35 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Southwest 9 to 14 mph.
Ridges/upr slopes....Southwest 10 to 15 mph with gusts to
around 25 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12250-13250 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 59 to 66. Highs 87 to 94. South
winds 10 to 15 mph with gusts to around 25 mph.
.MONDAY...Partly cloudy. Lows 60 to 67. Highs 86 to 93. Southwest
winds 10 to 15 mph with gusts to around 25 mph.
.TUESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows 58 to 65. Highs 86 to 93. North winds 5 to
10 mph with gusts to around 20 mph.
.WEDNESDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
.THURSDAY...Mostly clear. Lows in the lower 60s. Highs in the
lower 90s.
$$
.OUTLOOK for July 31 to August 6: ABOVE NORMAL temperatures and
BELOW NORMAL precipitation.
$$