Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
379
FNUS55 KPIH 160330
FWFPIH
Fire Weather Planning Forecast for Southeast Idaho
National Weather Service Pocatello ID
930 PM MDT Fri Aug 15 2025
...RED FLAG WARNING IS CANCELLED FOR FRIDAY EVENING FOR SCATTERED
THUNDERSTORMS FOR FIRE WEATHER ZONES 413 AND 427...
...RED FLAG WARNING IN EFFECT NOON SATURDAY UNTIL 9 PM MDT
SATURDAY EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER
ZONES 411, 413, 475 AND 476...
.DISCUSSION...
* Central Idaho Dispatch Area weather impact summary (Zones 475
and 476)...
..RED FLAG WARNING IN EFFECT NOON SATURDAY UNTIL 9 PM MDT
SATURDAY EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER
ZONES 475 and 476...
Expect scattered thunderstorms for Saturday and Sunday,
especially for Zone 476. Most storms will be dry with gusts over
35 mph likely both day. Outside of storms, localized gusts to 30
mph remains possible. We return to hot and dry conditions for the
start of next week.
* East Idaho Dispatch Area weather impact summary (Zones 410...411
and 413)...
..RED FLAG WARNING IN EFFECT NOON SATURDAY UNTIL 9 PM MDT
SATURDAY EVENING FOR SCATTERED THUNDERSTORMS FOR FIRE WEATHER
ZONES 411 and 413...
Thunderstorm coverage increases to scattered over Zone 411, and
Zones 410/413 along and east of I-15...and isolated elsewhere. The
wind gust potential will be similar to today, with some gusts
over 60 mph across the Snake Plain. One more day of isolated to
scattered storms is forecast Sunday before hot and dry weather
returns next week.
* South Central Idaho Dispatch Area weather impact summary (Zones
422...425 and 427)...
Isolated thunderstorm coverage is likely Saturday. The wind gust
potential will be similar to today, with some gusts over 60 mph
near Craters of the Moon. One more day of isolated to scattered
storms is forecast Sunday before hot and dry weather returns next
week.
IDZ475-161015-
East Salmon River Mountains/Salmon NF-
930 PM MDT Fri Aug 15 2025
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
FOR SCATTERED THUNDERSTORMS...
.Rest of Tonight...
* Sky/weather........Clear. Haze.
* Chc of thunder.....0 percent.
* Min Temperature....50-57.
24 hr trend......2 degrees up.
* Max Humidity.......37-45 percent valleys and 33-41 percent
ridges.
24 hr trend......6 percent down.
* 20ft winds.........
Valleys/lwr slopes...Southwest 4 to 8 mph.
Ridges/upr slopes....Southwest 4 to 8 mph. Gusts up to 15 mph
late in the evening.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....West around 10 mph late in the evening
becoming light.
.SATURDAY...
* Sky/weather........Sunny then becoming mostly cloudy. Chance of showers
and thunderstorms in the afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....77-84 valleys and 67-74 ridges.
24 hr trend......Little change.
* Min Humidity.......17-25 percent.
24 hr trend......2 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southwest 8 to 13 mph.
Ridges/upr slopes....Southwest 9 to 14 mph. Gusts up to 15 mph
increasing to 25 mph in the afternoon.
* Chc Wetting Rain...0 percent.
* Mixing Height......14000-15000 ft AGL.
* Transport Winds....Light winds becoming southwest around 20 mph
in the afternoon.
.SATURDAY NIGHT...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Haze.
* Chc of thunder.....0 percent.
* Min Temperature....49-56.
24 hr trend......Little change.
* Max Humidity.......60-68 percent.
24 hr trend......23 percent up.
* 20ft winds.........
Valleys/lwr slopes...Northwest 7 to 12 mph.
Ridges/upr slopes....West 7 to 12 mph. Gusts up to 25 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........Partly cloudy then becoming mostly cloudy.
Chance of showers and thunderstorms in the
afternoon.
* Chc of thunder.....40 percent.
* Max Temperature....72-79 valleys and 63-70 ridges.
24 hr trend......4 degrees down.
* Min Humidity.......32-40 percent.
24 hr trend......15 percent up.
* 20ft winds.........
Valleys/lwr slopes...Light winds becoming southwest 5 to 8 mph
in the afternoon.
Ridges/upr slopes....West 4 to 9 mph. Gusts up to 15 mph in the
afternoon.
* Chc Wetting Rain...10 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. Lows 48 to 55.
Highs 73 to 80. Southwest winds 10 to 15 mph with gusts to around
20 mph.
.TUESDAY...Clear. Lows 49 to 56. Highs 78 to 85. Southwest winds
10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows 49 to 56. Highs 78 to 85. Southwest
winds 10 to 15 mph with gusts to around 20 mph.
.THURSDAY...Clear. Lows in the lower 50s. Highs in the lower 80s.
.FRIDAY...Mostly clear. Lows in the lower 50s. Highs around 80.
$$
IDZ476-161015-
Lemhi and Lost River Range/Challis NF-
930 PM MDT Fri Aug 15 2025
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
FOR SCATTERED THUNDERSTORMS...
.Rest of Tonight...
* Sky/weather........Clear.
* Chc of thunder.....0 percent.
* Min Temperature....49-56.
24 hr trend......2 degrees up.
* Max Humidity.......34-42 percent valleys and 29-37 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Southwest 6 to 11 mph.
Ridges/upr slopes....Southwest 6 to 11 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-500 ft AGL.
* Transport Winds....West around 10 mph late in the evening
becoming light.
.SATURDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Chance of showers and thunderstorms in
the afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....79-86 valleys and 67-74 ridges.
24 hr trend......Little change.
* Min Humidity.......16-24 percent valleys and 20-28 percent
ridges.
24 hr trend......6 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southwest 10 to 15 mph.
Ridges/upr slopes....Southwest 11 to 16 mph. Gusts up to 15 mph
increasing to 25 mph in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......14000-15000 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.SATURDAY NIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....48-55.
24 hr trend......Little change.
* Max Humidity.......50-58 percent valleys and 45-53 percent
ridges.
24 hr trend......15 percent up.
* 20ft winds.........
Valleys/lwr slopes...West 9 to 14 mph shifting to the southeast
4 to 6 mph after midnight.
Ridges/upr slopes....Southwest 9 to 14 mph with gusts to around
20 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Southwest around 15 mph shifting to the south
after midnight.
.SUNDAY...
* Sky/weather........Partly cloudy then becoming mostly cloudy.
Chance of showers and thunderstorms in the
afternoon.
* Chc of thunder.....40 percent.
* Max Temperature....75-82 valleys and 64-71 ridges.
24 hr trend......4 degrees down.
* Min Humidity.......25-33 percent valleys and 29-37 percent
ridges.
24 hr trend......9 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......11000-12000 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.Forecast days 3 through 7......
.MONDAY...Mostly clear. Slight chance of showers. Lows 47 to 54.
Highs 73 to 80. Southwest winds 10 to 15 mph with gusts to around
25 mph.
.TUESDAY...Clear. Lows 48 to 55. Highs 78 to 85. South winds
10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Clear. Lows 48 to 55. Highs 78 to 85. Southwest
winds 10 to 15 mph with gusts to around 25 mph.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the
lower 80s.
.FRIDAY...Mostly clear. Lows in the lower 50s. Highs around 80.
$$
IDZ422-161015-
Sawtooth Range/Northern Sawtooth NF-
930 PM MDT Fri Aug 15 2025
.Rest of Tonight...
* Sky/weather........Clear.
* Chc of thunder.....0 percent.
* Min Temperature....50-57.
24 hr trend......Little change.
* Max Humidity.......34-42 percent valleys and 30-38 percent
ridges.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...West 5 to 8 mph shifting to the north 4 to
6 mph after midnight.
Ridges/upr slopes....Southwest 4 to 9 mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Southwest around 10 mph late in the evening
becoming light.
.SATURDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Slight chance of showers and thunderstorms in
the afternoon.
* Chc of thunder.....10 percent.
* Max Temperature....79-86 valleys and 67-74 ridges.
24 hr trend......Little change.
* Min Humidity.......13-19 percent valleys and 18-26 percent
ridges.
24 hr trend......2 percent up.
* 20ft winds.........
Valleys/lwr slopes...East 4 to 6 mph shifting to the southwest
8 to 13 mph in the afternoon.
Ridges/upr slopes....Southwest 8 to 13 mph with gusts to around
20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......13750-14750 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.SATURDAY NIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....48-55.
24 hr trend......Little change.
* Max Humidity.......50-58 percent valleys and 44-52 percent
ridges.
24 hr trend......15 percent up.
* 20ft winds.........
Valleys/lwr slopes...West 7 to 12 mph shifting to the northeast
5 to 8 mph after midnight.
Ridges/upr slopes....West 8 to 13 mph with gusts to around 20
mph shifting to the east 4 to 7 mph after
midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Southwest around 15 mph shifting to the
southeast after midnight.
.SUNDAY...
* Sky/weather........Partly cloudy. Chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....75-82 valleys and 63-70 ridges.
24 hr trend......4 degrees down.
* Min Humidity.......24-32 percent valleys and 32-40 percent
ridges.
24 hr trend......13 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southwest 5 to 10 mph.
Ridges/upr slopes....Southwest 5 to 10 mph. Gusts up to 15 mph
in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......10500-11500 ft AGL.
* Transport Winds....Southwest 10 to 15 mph.
.Forecast days 3 through 7......
.MONDAY...Mostly clear. Slight chance of showers. Lows 48 to 55.
Highs 74 to 81. Southwest winds 10 to 15 mph with gusts to around
20 mph.
.TUESDAY...Clear. Lows 49 to 56. Highs 78 to 85. South winds
10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows 50 to 57. Highs 78 to 85. Southwest
winds 10 to 15 mph with gusts to around 20 mph.
.THURSDAY...Clear. Lows in the mid 50s. Highs in the lower 80s.
.FRIDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
80s.
$$
IDZ425-161015-
Middle Snake River Valley/Twin Falls BLM north of the Snake River-
930 PM MDT Fri Aug 15 2025
.Rest of Tonight...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....Around 58.
24 hr trend......Little change.
* Max Humidity.......49-57 percent.
24 hr trend......10 percent up.
* 20ft winds.........Southwest winds 4 to 8 mph shifting to the
northeast 4 to 6 mph after midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Southwest around 10 mph late in the evening
becoming light.
.SATURDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 91.
24 hr trend......Little change.
* Min Humidity.......14-22 percent.
24 hr trend......Little change.
* 20ft winds.........East winds 4 to 7 mph shifting to the
southwest 7 to 12 mph with gusts to around 20
mph in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......12500-13500 ft AGL.
* Transport Winds....Southeast around 10 mph shifting to the
southwest in the afternoon.
.SATURDAY NIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....54-59.
24 hr trend......2 degrees down.
* Max Humidity.......61-69 percent.
24 hr trend......18 percent up.
* 20ft winds.........Southwest winds 7 to 12 mph shifting to the
east 4 to 7 mph after midnight. Gusts up to 20
mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....South around 10 mph.
.SUNDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 86.
24 hr trend......4 degrees down.
* Min Humidity.......23-31 percent.
24 hr trend......10 percent up.
* 20ft winds.........Southwest winds 4 to 9 mph. Gusts up to 20 mph
in the afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......10250-11250 ft AGL.
* Transport Winds....Southwest around 10 mph.
.Forecast days 3 through 7......
.MONDAY...Mostly clear. Lows in the mid 50s. Highs in the lower
90s. Southwest winds 10 to 15 mph with gusts to around 20 mph.
.TUESDAY...Clear. Lows in the upper 50s. Highs in the mid 90s.
East winds 5 to 10 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows in the upper 50s. Highs in the mid 90s.
Southwest winds 5 to 10 mph with gusts to around 20 mph.
.THURSDAY...Clear. Lows in the upper 50s. Highs in the mid 90s.
.FRIDAY...Mostly clear. Lows around 60. Highs in the mid 90s.
$$
IDZ427-161015-
Goose Creek and Raft River Valley/Southern Sawtooth NF/Twin Falls
BLM south of the Snake River-
930 PM MDT Fri Aug 15 2025
.Rest of Tonight...
* Sky/weather........Partly cloudy. Isolated showers and
thunderstorms late in the evening.
* Chc of thunder.....20 percent.
* Min Temperature....57-64.
24 hr trend......Little change.
* Max Humidity.......45-53 percent valleys and 38-46 percent
ridges.
24 hr trend......5 percent up.
* 20ft winds.........
Valleys/lwr slopes...South 4 to 9 mph.
Ridges/upr slopes....South 5 to 10 mph. Gusts up to 20 mph
after midnight.
* Chc Wetting Rain...10 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....South around 10 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 88 valleys and 79-86 ridges.
24 hr trend......Little change.
* Min Humidity.......13-20 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...Southwest 8 to 13 mph.
Ridges/upr slopes....Southwest 8 to 13 mph with gusts to around
20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......14750-15750 ft AGL.
* Transport Winds....South 10 to 15 mph.
.SATURDAY NIGHT...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....53-60.
24 hr trend......3 degrees down.
* Max Humidity.......53-61 percent.
24 hr trend......14 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 around 10 mph.
.SUNDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Chance of rain showers and slight chance of
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 85 valleys and 76-83 ridges.
24 hr trend......4 degrees down.
* Min Humidity.......22-30 percent.
24 hr trend......10 percent up.
* 20ft winds.........
Valleys/lwr slopes...West 4 to 8 mph.
Ridges/upr slopes....West 4 to 8 mph. Gusts up to 20 mph in the
afternoon.
* Chc Wetting Rain...10 percent.
* Mixing Height......13250-14250 ft AGL.
* Transport Winds....Southwest around 10 mph.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 53 to 60. Highs 82 to 89. South winds 10 to
15 mph with gusts to around 20 mph.
.TUESDAY...Clear. Lows 56 to 63. Highs 85 to 92. South winds
10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows 57 to 64. Highs 85 to 92. Southwest
winds 10 to 15 mph with gusts to around 20 mph.
.THURSDAY...Mostly clear. Lows around 60. Highs in the upper 80s.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the lower 60s. Highs in the upper 80s.
$$
IDZ410-161015-
Upper Snake River Valley/Idaho Falls BLM-
930 PM MDT Fri Aug 15 2025
.Rest of Tonight...
* Sky/weather........Partly cloudy. Isolated showers and
thunderstorms late in the evening.
* Chc of thunder.....10 percent.
* Min Temperature....53-60.
24 hr trend......Little change.
* Max Humidity.......48-56 percent.
24 hr trend......5 percent up.
* 20ft winds.........South winds 8 to 13 mph shifting to the east 5
to 8 mph after midnight.
* Chc Wetting Rain...0 percent.
* Mixing Height......0-500 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....83-90.
24 hr trend......Little change.
* Min Humidity.......14-22 percent.
24 hr trend......4 percent up.
* 20ft winds.........Southeast winds 5 to 8 mph shifting to the
southwest 10 to 15 mph in the afternoon. Gusts
up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......14250-15250 ft AGL.
* Transport Winds....South 10 to 15 mph.
.SATURDAY NIGHT...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the evening.
* Chc of thunder.....10 percent.
* Min Temperature....52-59.
24 hr trend......Little change.
* Max Humidity.......53-61 percent.
24 hr trend......6 percent up.
* 20ft winds.........Southwest winds 10 to 15 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....South around 15 mph shifting to the southeast
after midnight.
.SUNDAY...
* Sky/weather........Partly cloudy. Slight chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....79-86.
24 hr trend......3 degrees down.
* Min Humidity.......18-26 percent.
24 hr trend......5 percent up.
* 20ft winds.........Southeast winds 4 to 6 mph shifting to the
southwest 7 to 12 mph in the afternoon. Gusts
up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12500-13500 ft AGL.
* Transport Winds....South 10 to 15 mph.
.Forecast days 3 through 7......
.MONDAY...Mostly clear. Lows 50 to 57. Highs 83 to 90. South
winds 10 to 15 mph with gusts to around 20 mph.
.TUESDAY...Clear. Lows 50 to 57. Highs 88 to 95. Southeast winds
10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows 52 to 58. Highs 87 to 94. South winds
10 to 15 mph with gusts to around 20 mph.
.THURSDAY...Clear. Lows in the mid 50s. Highs in the lower 90s.
.FRIDAY...Mostly clear. Lows in the upper 50s. Highs around 90.
$$
IDZ411-161015-
Centennial Mountains and Snake River Range/Targhee NF-
930 PM MDT Fri Aug 15 2025
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
FOR SCATTERED THUNDERSTORMS...
.Rest of Tonight...
* Sky/weather........Partly cloudy.
* Chc of thunder.....0 percent.
* Min Temperature....50-57.
24 hr trend......Little change.
* Max Humidity.......61-69 percent valleys and 44-52 percent
ridges.
24 hr trend......2 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southeast 4 to 6 mph shifting to the east
after midnight.
Ridges/upr slopes....South 5 to 10 mph with gusts to around 15
mph.
* Chc Wetting Rain...0 percent.
* Mixing Height......100-600 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 84 valleys and 73-80 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......20 percent valleys and 21-29 percent ridges.
24 hr trend......7 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southeast 4 to 6 mph shifting to the
southwest 4 to 9 mph in the afternoon.
Ridges/upr slopes....South 8 to 13 mph with gusts to around 20
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......12750-13750 ft AGL.
* Transport Winds....South around 10 mph increasing to southwest
around 20 mph in the afternoon.
.SATURDAY NIGHT...
* 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.......65-73 percent valleys and 50-58 percent
ridges.
24 hr trend......6 percent up.
* 20ft winds.........
Valleys/lwr slopes...South 5 to 8 mph shifting to the east 4 to
6 mph after midnight.
Ridges/upr slopes....South 7 to 12 mph shifting to the east 4
to 7 mph after midnight. Gusts up to 20
mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......0-1000 ft AGL.
* Transport Winds....Southeast 10 to 15 mph.
.SUNDAY...
* Sky/weather........Mostly sunny then becoming partly cloudy.
Chance of rain showers and slight chance of
thunderstorms in the afternoon.
* Chc of thunder.....20 percent.
* Max Temperature....Around 82 valleys and 71-78 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......21-26 percent valleys and 22-30 percent
ridges.
24 hr trend......2 percent up.
* 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 in the afternoon.
Gusts up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......11250-12250 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. Slight chance of showers. Lows 47 to 54.
Highs 74 to 81. South winds 10 to 15 mph with gusts to around
25 mph.
.TUESDAY...Clear. Lows 48 to 55. Highs 79 to 86. South winds
10 to 15 mph with gusts to around 25 mph.
.WEDNESDAY...Clear. Lows 50 to 57. Highs 79 to 86. South winds
10 to 15 mph with gusts to around 25 mph.
.THURSDAY...Clear. Lows in the lower 50s. Highs in the lower 80s.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows in the mid 50s. Highs in the lower 80s.
$$
IDZ413-161015-
Caribou Range/Caribou NF-
930 PM MDT Fri Aug 15 2025
...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM MDT SATURDAY
FOR SCATTERED THUNDERSTORMS...
.Rest of Tonight...
* Sky/weather........Mostly cloudy then becoming partly cloudy.
Isolated thunderstorms late in the evening.
Isolated rain showers through the night.
* Chc of thunder.....20 percent.
* Min Temperature....53-60.
24 hr trend......Little change.
* Max Humidity.......57-65 percent valleys and 53-61 percent
ridges.
24 hr trend......4 percent up.
* 20ft winds.........
Valleys/lwr slopes...Southeast 5 to 10 mph.
Ridges/upr slopes....Southeast 6 to 11 mph with gusts to around
20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......0-500 ft AGL.
* Transport Winds....Southeast around 10 mph.
.SATURDAY...
* Sky/weather........Partly cloudy. Chance of showers and
thunderstorms in the afternoon.
* Chc of thunder.....30 percent.
* Max Temperature....83-90 valleys and 75-82 ridges.
24 hr trend......2 degrees down.
* Min Humidity.......13-19 percent.
24 hr trend......Little change.
* 20ft winds.........
Valleys/lwr slopes...South 9 to 14 mph.
Ridges/upr slopes....Southwest 9 to 14 mph with gusts to around
20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......14500-15500 ft AGL.
* Transport Winds....Southwest 15 to 20 mph.
.SATURDAY NIGHT...
* Sky/weather........Mostly clear. Slight chance of showers and
thunderstorms in the evening.
* Chc of thunder.....10 percent.
* Min Temperature....52-59.
24 hr trend......2 degrees down.
* Max Humidity.......50-58 percent valleys and 44-52 percent
ridges.
24 hr trend......5 percent down.
* 20ft winds.........
Valleys/lwr slopes...South 7 to 12 mph shifting to the
southeast 4 to 9 mph after midnight.
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 around 15 mph.
.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....81-88 valleys and 74-81 ridges.
24 hr trend......Little change.
* Min Humidity.......15-23 percent.
24 hr trend......3 percent up.
* 20ft winds.........
Valleys/lwr slopes...South 6 to 11 mph.
Ridges/upr slopes....Southeast 5 to 8 mph shifting to the
southwest 5 to 10 mph in the afternoon.
Gusts up to 20 mph.
* Chc Wetting Rain...10 percent.
* Mixing Height......14000-15000 ft AGL.
* Transport Winds....South around 15 mph.
.Forecast days 3 through 7......
.MONDAY...Clear. Lows 51 to 58. Highs 80 to 87. South winds 10 to
15 mph with gusts to around 25 mph.
.TUESDAY...Clear. Lows 50 to 57. Highs 85 to 92. Southeast winds
10 to 15 mph with gusts to around 20 mph.
.WEDNESDAY...Clear. Lows 53 to 60. Highs 85 to 92. South winds
5 to 10 mph with gusts to around 20 mph.
.THURSDAY...Clear. Lows in the upper 50s. Highs in the upper 80s.
.FRIDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows in the upper 50s. Highs in the upper 80s.
$$
.OUTLOOK FOR AUGUST 23RD-29TH: ABOVE AVERAGE temperatures
and precipitation.
$$