Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
199
FNUS55 KPIH 212034
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
234 PM MDT Thu Aug 21 2025
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
Hot and dry conditions continue through the rest of today. Min
RHs today range from 10 to 20 percent with afternoon winds around
15 to 20 mph, staying just below Red Flag criteria. Friday and
Saturday will be nearly a repeat forecast before monsoon moisture
brings isolated storms on Sunday.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
Hot and dry conditions continue through the rest of today for
Zones 410, 411, and much of 413. Min RHs today range from 10 to
20 percent with afternoon winds around 15 to 20 mph, staying just
below Red Flag criteria. Isolated showers and storms will continue
through the evening in the southeastern corner of Zone 413.
Friday and Saturday will be nearly a repeat forecast before
monsoon moisture brings isolated storms on Sunday.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
Hot and dry conditions continue through the rest of today. Min
RHs today range from 10 to 20 percent with afternoon winds around
20 to 25 mph, staying just below Red Flag criteria. Friday and
Saturday will be nearly a repeat forecast before monsoon moisture
brings isolated storms on Sunday.
IDZ475-221015-
East Salmon River Mountains/Salmon NF-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Clear. Haze and areas of smoke.
* Chc of thunder.....0 percent.
* Min Temperature....47-54.
24 hr trend......Little change.
* Max Humidity.......42-50 percent.
24 hr trend......9 percent down.
* 20ft winds.........
Valleys/lwr slopes...North 4 to 7 mph.
Ridges/upr slopes....North 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....North around 10 mph in the evening becoming
light.
.FRIDAY...
* Sky/weather........Sunny. Haze and areas of smoke.
* 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......3 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 with gusts to around 15 mph in
the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......10750-11750 ft AGL.
* Transport Winds....Light winds.
.FRIDAY NIGHT...
* Sky/weather........Clear. Haze and areas of smoke.
* Chc of thunder.....0 percent.
* Min Temperature....48-55.
24 hr trend......Little change.
* Max Humidity.......43-51 percent valleys and 39-47 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 6 mph.
Ridges/upr slopes....Northeast 4 to 7 mph with gusts to around
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........Sunny.
* Chc of thunder.....0 percent.
* Max Temperature....82-89 valleys and 73-80 ridges.
24 hr trend......3 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
4 to 7 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 northwest around 10 mph
in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 52 to 59. Highs 75 to 82. North
winds 5 to 10 mph with gusts to around 15 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 53 to 60. Highs 70 to 77. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 49 to 56. Highs 69 to 76. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the lower 70s.
.THURSDAY...Partly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the lower 50s. Highs around 70.
$$
IDZ476-221015-
Lemhi and Lost River Range/Challis NF-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Mostly clear. Haze in the evening. Areas of
smoke after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....47-54.
24 hr trend......Little change.
* Max Humidity.......41-49 percent valleys and 33-41 percent
ridges.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 9 mph.
Ridges/upr slopes....Northwest 4 to 9 mph with gusts to around
15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* 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.......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......12250-13250 ft AGL.
* Transport Winds....Light winds becoming west around 10 mph in the
afternoon.
.FRIDAY NIGHT...
* Sky/weather........Clear. Areas of smoke through the night. Haze
after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....47-54.
24 hr trend......Little change.
* Max Humidity.......46-54 percent valleys and 39-47 percent
ridges.
24 hr trend......4 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 8 mph.
Ridges/upr slopes....Northeast 4 to 8 mph with gusts to around
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........Sunny.
* Chc of thunder.....0 percent.
* Max Temperature....83-90 valleys and 72-79 ridges.
24 hr trend......3 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 7 mph in the afternoon.
Ridges/upr slopes....Northwest 4 to 8 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 northwest around 15 mph
in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 51 to 58. Highs 74 to 81. North
winds 5 to 10 mph with gusts to around 15 mph.
.MONDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows 52 to 59. Highs 69 to 76. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 49 to 56. Highs 67 to 74. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.WEDNESDAY...Mostly cloudy. Showers likely and slight chance of
thunderstorms. Lows in the lower 50s. Highs in the upper 60s.
.THURSDAY...Mostly cloudy. Showers likely and chance of
thunderstorms. Lows around 50. Highs in the upper 60s.
$$
IDZ422-221015-
Sawtooth Range/Northern Sawtooth NF-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Mostly clear.
* Chc of thunder.....0 percent.
* Min Temperature....47-54.
24 hr trend......Little change.
* Max Humidity.......32-40 percent valleys and 27-35 percent
ridges.
24 hr trend......7 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 6 to 11 mph shifting to the north 5
to 8 mph after midnight.
Ridges/upr slopes....West 4 to 9 mph with gusts to around 15
mph shifting to the north 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 north
after midnight.
.FRIDAY...
* 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.......10-15 percent.
24 hr trend......2 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 6 mph shifting to the
southwest 5 to 10 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......11000-12000 ft AGL.
* Transport Winds....Light winds becoming west around 15 mph in the
afternoon.
.FRIDAY NIGHT...
* Sky/weather........Clear. Areas of smoke through the night.
* Chc of thunder.....0 percent.
* Min Temperature....49-56.
24 hr trend......2 degrees up.
* Max Humidity.......31-39 percent valleys and 27-35 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 5 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. Areas of smoke in the morning.
* Chc of thunder.....0 percent.
* Max Temperature....85-92 valleys and 74-81 ridges.
24 hr trend......3 degrees up.
* Min Humidity.......11-16 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 7 mph shifting to the
southwest 5 to 8 mph in the afternoon.
Ridges/upr slopes....Northeast 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......14250-15250 ft AGL.
* Transport Winds....Northwest 10 to 15 mph.
.Forecast days 3 through 7......
.SUNDAY...Mostly cloudy. Lows 54 to 61. 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 53 to 60. Highs 71 to 78. Northwest winds
5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 49 to 56. Highs 69 to 76. North 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 around 70.
.THURSDAY...Mostly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 50. Highs in the upper 60s.
$$
IDZ425-221015-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....53-58.
24 hr trend......Little change.
* Max Humidity.......35-43 percent.
24 hr trend......5 percent down.
* 20ft winds.........West winds 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 15 mph in the evening becoming
light.
.FRIDAY...
* 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......3 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......10500-11500 ft AGL.
* Transport Winds....Light winds becoming west around 10 mph in the
afternoon.
.FRIDAY NIGHT...
* Sky/weather........Mostly clear. Areas of smoke after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....Around 58.
24 hr trend......2 degrees up.
* Max Humidity.......40-48 percent.
24 hr trend......3 percent up.
* 20ft winds.........West winds 4 to 9 mph shifting to the
northeast 4 to 7 mph after midnight. Gusts up
to 20 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........Mostly sunny.
* Chc of thunder.....0 percent.
* Max Temperature....Around 96.
24 hr trend......4 degrees up.
* Min Humidity.......11-16 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......14000-15000 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 around 90.
North winds 5 to 10 mph with gusts to around 15 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the lower 60s. Highs in the mid 80s.
Southwest winds 5 to 10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows in the upper 50s. Highs in the mid 80s.
Northeast 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 upper 50s. Highs in the
lower 80s.
.THURSDAY...Mostly cloudy with chance of showers and slight
chance of thunderstorms. Lows in the mid 50s. Highs in the upper
70s.
$$
IDZ427-221015-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....57-64.
24 hr trend......2 degrees up.
* Max Humidity.......29-37 percent valleys and 23-29 percent
ridges.
24 hr trend......6 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 9 mph shifting to the
southwest 4 to 6 mph after midnight.
Ridges/upr slopes....Northwest 4 to 9 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.
.FRIDAY...
* 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.......13-18 percent.
24 hr trend......4 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.
.FRIDAY NIGHT...
* Sky/weather........Mostly clear.
* Chc of thunder.....0 percent.
* Min Temperature....58-65.
24 hr trend......Little change.
* Max Humidity.......30-38 percent valleys and 21-28 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Northwest 5 to 8 mph shifting to the south
4 to 5 mph after midnight.
Ridges/upr slopes....North 5 to 8 mph with gusts to around 15
mph shifting to the west 4 to 6 mph after
midnight.
* 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 sunny.
* Chc of thunder.....0 percent.
* Max Temperature....Around 94 valleys and 85-92 ridges.
24 hr trend......2 degrees up.
* Min Humidity.......13-18 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...East around 4 mph shifting to the north 4
to 7 mph in the afternoon.
Ridges/upr slopes....North 4 to 7 mph. Gusts up to 15 mph in
the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......13750-14750 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 and slight chance of
thunderstorms. Lows 62 to 69. Highs 80 to 87. 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 76 to 83. West winds 5 to
10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 55 to 62. Highs 74 to 81. Southwest 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.
$$
IDZ410-221015-
Upper Snake River Valley/Idaho Falls BLM-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Partly cloudy. Areas of smoke after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....50-57.
24 hr trend......2 degrees down.
* Max Humidity.......43-51 percent.
24 hr trend......5 percent down.
* 20ft winds.........Southwest winds 7 to 12 mph shifting to the
north 5 to 8 mph after midnight. Gusts up to
20 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....West around 15 mph shifting to the northwest
after midnight.
.FRIDAY...
* Sky/weather........Sunny. Areas of smoke in the morning.
* 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 5 to 8 mph in the afternoon. Gusts up to
15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......12500-13500 ft AGL.
* Transport Winds....Light winds becoming west around 10 mph in the
afternoon.
.FRIDAY NIGHT...
* Sky/weather........Mostly clear. Areas of smoke after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....51-58.
24 hr trend......Little change.
* Max Humidity.......53-61 percent.
24 hr trend......10 percent up.
* 20ft winds.........West winds 5 to 8 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........Sunny.
* Chc of thunder.....0 percent.
* Max Temperature....87-94.
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......14250-15250 ft AGL.
* Transport Winds....Northeast around 10 mph shifting to the
northwest in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 54 to 61. Highs 82 to 89. Northeast
winds 10 to 15 mph with gusts to around 20 mph.
.MONDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 55 to 62. Highs 77 to 84. South winds 5 to
10 mph with gusts to around 15 mph.
.TUESDAY...Mostly cloudy. Chance of showers and slight chance of
thunderstorms. Lows 50 to 57. Highs 76 to 83. East 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 mid 50s. Highs in the upper
70s.
.THURSDAY...Mostly cloudy with showers likely and slight chance
of thunderstorms. Lows in the lower 50s. Highs in the mid 70s.
$$
IDZ411-221015-
Centennial Mountains and Snake River Range/Targhee NF-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Partly cloudy. Areas of smoke after midnight.
* Chc of thunder.....0 percent.
* Min Temperature....48-55.
24 hr trend......Little change.
* Max Humidity.......63-71 percent valleys and 48-56 percent
ridges.
24 hr trend......3 percent down.
* 20ft winds.........
Valleys/lwr slopes...West 4 to 6 mph shifting to the northeast
4 to 5 mph after midnight.
Ridges/upr slopes....West 5 to 8 mph shifting to the northeast
after midnight. Gusts up to 15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......100-1100 ft AGL.
* Transport Winds....West around 10 mph shifting to the northeast
after midnight.
.FRIDAY...
* Sky/weather........Sunny. Areas of smoke in the morning.
* Chc of thunder.....0 percent.
* Max Temperature....Around 86 valleys and 76-83 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....Northeast 4 to 7 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......12250-13250 ft AGL.
* Transport Winds....Northeast around 10 mph shifting to the west
in the afternoon.
.FRIDAY NIGHT...
* Sky/weather........Mostly clear.
* Chc of thunder.....0 percent.
* Min Temperature....47-54.
24 hr trend......Little change.
* Max Humidity.......78-86 percent valleys and 61-69 percent
ridges.
24 hr trend......14 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 8 mph.
Ridges/upr slopes....Northeast 4 to 9 mph with gusts to around
15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......100-1100 ft AGL.
* Transport Winds....North around 10 mph shifting to the northeast
after midnight.
.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.......13-19 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Northeast 4 to 6 mph shifting to the west
4 to 5 mph in the afternoon.
Ridges/upr slopes....Northeast 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......12500-13500 ft AGL.
* Transport Winds....East around 10 mph shifting to the west in the
afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Lows 49 to 56. Highs 75 to 82. North
winds 10 to 15 mph with gusts to around 20 mph.
.MONDAY...Mostly cloudy. Slight chance of showers and
thunderstorms. Lows 52 to 59. Highs 69 to 76. 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 67 to 74. East winds 5 to
10 mph with gusts to around 15 mph.
.WEDNESDAY...Mostly cloudy with chance of showers and slight
chance of thunderstorms. Lows around 50. Highs in the upper 60s.
.THURSDAY...Mostly cloudy with showers likely and chance of
thunderstorms. Lows around 50. Highs in the mid 60s.
$$
IDZ413-221015-
Caribou Range/Caribou NF-
234 PM MDT Thu Aug 21 2025
.Tonight...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....53-60.
24 hr trend......2 degrees down.
* Max Humidity.......38-46 percent valleys and 34-42 percent
ridges.
24 hr trend......6 percent down.
* 20ft winds.........
Valleys/lwr slopes...Northwest 5 to 8 mph shifting to the north
4 to 5 mph after midnight.
Ridges/upr slopes....Northwest 5 to 8 mph with gusts to around
15 mph shifting to the northeast 4 to 6
mph after midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Northwest around 10 mph in the evening
becoming light.
.FRIDAY...
* Sky/weather........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......4 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 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......13250-14250 ft AGL.
* Transport Winds....Light winds becoming west around 15 mph in the
afternoon.
.FRIDAY NIGHT...
* Sky/weather........Mostly clear.
* Chc of thunder.....0 percent.
* Min Temperature....53-60.
24 hr trend......Little change.
* Max Humidity.......45-53 percent.
24 hr trend......10 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northwest 4 to 7 mph shifting to the east
4 to 6 mph after midnight.
Ridges/upr slopes....Northwest 5 to 8 mph shifting to the east
4 to 7 mph 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....89-96 valleys and 81-88 ridges.
24 hr trend......Little change.
* Min Humidity.......12-17 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...East 4 to 6 mph shifting to the west 4 to
7 mph in the afternoon.
Ridges/upr slopes....Southeast 5 to 8 mph shifting to the west
in the afternoon. Gusts up to 15 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......14250-15250 ft AGL.
* Transport Winds....Southeast around 10 mph shifting to the west
in the afternoon.
.Forecast days 3 through 7......
.SUNDAY...Partly cloudy. Chance of showers. Lows 55 to 62. Highs
80 to 87. East winds 10 to 15 mph with gusts to around 20 mph.
.MONDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 54 to 61. Highs 73 to 80. South winds 5 to 10 mph with gusts
to around 20 mph.
.TUESDAY...Showers likely and chance of thunderstorms. Lows 51 to
58. Highs 72 to 79. 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 in the lower 70s.
$$
.OUTLOOK for August 29th to September 4th: NEAR NORMAL
temperatures and ABOVE NORMAL precipitation.
$$