997
FNUS55 KPIH 072041
FWFPIH
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST IDAHO
NATIONAL WEATHER SERVICE POCATELLO ID
241 PM MDT THU AUG 7 2025
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE
427...
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
410 AND 413...
DISCUSSION
* CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 475
AND 476)...
FOLLOWING BREEZY CONDITIONS, ISOLATED THUNDERSTORMS, AND A COLD
FRONT TODAY, COOLER, DRIER, AND LESS BREEZY CONDITIONS WILL
RETURN FROM FRIDAY THROUGH THE WEEKEND. INCREASING TEMPERATURES
AND WIND ARE EXPECTED AGAIN NEXT WEEK, ESPECIALLY TUESDAY ONWARD.
* EAST IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 410...411
AND 413)...
FOLLOWING CRITICALLY DRY AND BREEZY CONDITIONS, ISOLATED
THUNDERSTORMS IN ZONE 411, AND A COLD FRONT TODAY, COOLER AND
LESS BREEZY CONDITIONS WILL RETURN FROM FRIDAY THROUGH THE
WEEKEND. INCREASING TEMPERATURES AND WIND ARE EXPECTED AGAIN NEXT
WEEK, ESPECIALLY TUESDAY ONWARD.
* SOUTH CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES
422...425 AND 427)...
FOLLOWING BREEZY CONDITIONS (CRITICALLY DRY AND BREEZY IN ZONE
427) AND A COLD FRONT TODAY, COOLER AND LESS BREEZY CONDITIONS
WILL RETURN FROM FRIDAY THROUGH THE WEEKEND. WIND AND HUMIDITY
VALUES MAY STILL BE MARGINALLY CRITICAL FRIDAY AFTERNOON ACROSS
PORTIONS OF ZONES 425 AND 427 BEFORE THE WINDS DROP OFF MORE
DEFINITIVELY, BUT OVERALL COVERAGE LOOKS LIMITED PRECLUDING
ANOTHER RED FLAG WARNING FOR NOW. INCREASING TEMPERATURES AND WIND
ARE EXPECTED AGAIN NEXT WEEK, ESPECIALLY TUESDAY ONWARD.
IDZ475-081100-
EAST SALMON RIVER MOUNTAINS/SALMON NF-
241 PM MDT THU AUG 7 2025
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR. RAIN LIKELY
AND CHANCE OF THUNDERSTORMS IN THE EVENING.
* CHC OF THUNDER.....40 PERCENT.
* MIN TEMPERATURE....35-42.
24 HR TREND......10 DEGREES DOWN.
* MAX HUMIDITY.......72-80 PERCENT VALLEYS AND 76-84 PERCENT
RIDGES.
24 HR TREND......12 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 9 TO 14 MPH.
RIDGES/UPR SLOPES....NORTHWEST 9 TO 14 MPH. GUSTS UP TO 25 MPH
DECREASING TO 15 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...20 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
FRIDAY
* SKY/WEATHER........MOSTLY SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....63-70 VALLEYS AND 56-63 RIDGES.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY.......25-33 PERCENT.
24 HR TREND......10 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 4 TO 9 MPH.
RIDGES/UPR SLOPES....NORTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND
15 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9250-10250 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHWEST AROUND 10 MPH
IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....40-47.
24 HR TREND......6 DEGREES UP.
* MAX HUMIDITY.......58-66 PERCENT.
24 HR TREND......16 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 4 TO 9 MPH.
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 IN THE EVENING
BECOMING LIGHT.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....69-76 VALLEYS AND 61-68 RIDGES.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......21-29 PERCENT.
24 HR TREND......3 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...LIGHT WINDS BECOMING 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......11250-12250 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING NORTHWEST AROUND 10 MPH
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 43 TO 50. HIGHS 71 TO 78. NORTH
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 47 TO 54. HIGHS 76 TO 83. WEST WINDS 5 TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 49 TO 56. HIGHS 74 TO 81. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
CLEAR. LOWS AROUND 50. HIGHS IN THE MID 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
LOWER 70S.
IDZ476-081100-
LEMHI AND LOST RIVER RANGE/CHALLIS NF-
241 PM MDT THU AUG 7 2025
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....34-41.
24 HR TREND......12 DEGREES DOWN.
* MAX HUMIDITY.......69-77 PERCENT.
24 HR TREND......14 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 12 TO 17 MPH.
RIDGES/UPR SLOPES....NORTHWEST 12 TO 17 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST AROUND 20 MPH BECOMING NORTHWEST AROUND
10 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....66-73 VALLEYS AND 56-63 RIDGES.
24 HR TREND......5 DEGREES DOWN.
* MIN HUMIDITY.......20-28 PERCENT.
24 HR TREND......6 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 6 TO 11 MPH.
RIDGES/UPR SLOPES....NORTHWEST 6 TO 11 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9500-10500 FT AGL.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....39-46.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY.......56-64 PERCENT VALLEYS AND 52-60 PERCENT
RIDGES.
24 HR TREND......15 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 6 TO 11 MPH.
RIDGES/UPR SLOPES....NORTHWEST 6 TO 11 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....NORTHWEST AROUND 10 MPH.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....70-77 VALLEYS AND 60-67 RIDGES.
24 HR TREND......5 DEGREES UP.
* MIN HUMIDITY.......17-25 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 4 TO 9 MPH.
RIDGES/UPR SLOPES....NORTHWEST 4 TO 9 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 NORTHWEST AROUND 10 MPH
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 42 TO 49. HIGHS 70 TO 77. NORTH
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 45 TO 52. HIGHS 75 TO 82. NORTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 48 TO 55. HIGHS 75 TO 82. WEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S.
IDZ422-081100-
SAWTOOTH RANGE/NORTHERN SAWTOOTH NF-
241 PM MDT THU AUG 7 2025
TONIGHT
* SKY/WEATHER........MOSTLY CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....35-42.
24 HR TREND......11 DEGREES DOWN.
* MAX HUMIDITY.......59-67 PERCENT.
24 HR TREND......9 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 12 TO 17 MPH.
RIDGES/UPR SLOPES....NORTHWEST 12 TO 17 MPH. GUSTS UP TO 30 MPH
DECREASING TO 15 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST AROUND 20 MPH BECOMING NORTHWEST AROUND
10 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....68-75 VALLEYS AND 57-64 RIDGES.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY.......15-23 PERCENT VALLEYS AND 20-28 PERCENT
RIDGES.
24 HR TREND......12 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 4 TO 7 MPH SHIFTING TO THE
SOUTHWEST 7 TO 12 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTHWEST 5 TO 10 MPH. GUSTS UP TO 15 MPH
IN THE AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9500-10500 FT AGL.
* TRANSPORT WINDS....NORTHWEST AROUND 10 MPH.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....40-47.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY.......48-56 PERCENT.
24 HR TREND......11 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 7 TO 12 MPH SHIFTING TO THE NORTH 5
TO 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND
15 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....NORTH AROUND 10 MPH.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....72-79 VALLEYS AND 61-68 RIDGES.
24 HR TREND......4 DEGREES UP.
* MIN HUMIDITY.......15-23 PERCENT VALLEYS AND 21-29 PERCENT
RIDGES.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTH 4 TO 6 MPH SHIFTING TO THE SOUTHWEST
6 TO 9 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....NORTH 4 TO 6 MPH SHIFTING TO THE WEST 6 TO
9 MPH WITH GUSTS TO AROUND 15 MPH IN THE
AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......11250-12250 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE
AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 43 TO 50. HIGHS 72 TO 79. NORTH
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 47 TO 54. HIGHS 75 TO 82. NORTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 49 TO 56. HIGHS 74 TO 81. WEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.
THURSDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.
IDZ425-081100-
MIDDLE SNAKE RIVER VALLEY/TWIN FALLS BLM NORTH OF THE SNAKE RIVER-
241 PM MDT THU AUG 7 2025
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....45-52.
24 HR TREND......7 DEGREES DOWN.
* MAX HUMIDITY.......52-60 PERCENT.
24 HR TREND......3 PERCENT UP.
* 20FT WINDS.........WEST WINDS 13 TO 18 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST AROUND 20 MPH DECREASING TO AROUND 10 MPH
AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 78.
24 HR TREND......7 DEGREES DOWN.
* MIN HUMIDITY.......13-21 PERCENT.
24 HR TREND......7 PERCENT DOWN.
* 20FT WINDS.........WEST WINDS 8 TO 13 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9500-10500 FT AGL.
* TRANSPORT WINDS....WEST AROUND 15 MPH.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....AROUND 47.
24 HR TREND......2 DEGREES DOWN.
* MAX HUMIDITY.......47-55 PERCENT.
24 HR TREND......6 PERCENT DOWN.
* 20FT WINDS.........WEST WINDS 8 TO 13 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 81.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY.......15-23 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........EAST WINDS 4 TO 5 MPH SHIFTING TO THE
SOUTHWEST 4 TO 9 MPH WITH GUSTS TO AROUND 15
MPH IN THE AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9750-10750 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 47 TO 52. HIGHS IN THE MID 80S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 90. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER 90S.
WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S.
THURSDAY
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 80S.
IDZ427-081100-
GOOSE CREEK AND RAFT RIVER VALLEY/SOUTHERN SAWTOOTH NF/TWIN FALLS
BLM SOUTH OF THE SNAKE RIVER-
241 PM MDT THU AUG 7 2025
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....48-55.
24 HR TREND......5 DEGREES DOWN.
* MAX HUMIDITY.......43-51 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 10 TO 15 MPH.
RIDGES/UPR SLOPES....NORTHWEST 10 TO 15 MPH WITH GUSTS TO
AROUND 25 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....NORTHWEST AROUND 15 MPH.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....74-79 VALLEYS AND 67-74 RIDGES.
24 HR TREND......9 DEGREES DOWN.
* MIN HUMIDITY.......13-21 PERCENT.
24 HR TREND......7 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 8 TO 13 MPH.
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......8000-9000 FT AGL.
* TRANSPORT WINDS....WEST 15 TO 20 MPH.
FRIDAY NIGHT
* SKY/WEATHER........MOSTLY CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....45-52.
24 HR TREND......4 DEGREES DOWN.
* MAX HUMIDITY.......36-44 PERCENT VALLEYS AND 32-40 PERCENT
RIDGES.
24 HR TREND......8 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 7 TO 12 MPH SHIFTING TO THE SOUTHWEST
5 TO 8 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST 7 TO 12 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST 10 TO 15 MPH.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....77-82 VALLEYS AND 70-77 RIDGES.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY.......15-23 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHWEST 4 TO 6 MPH SHIFTING TO THE
NORTHWEST 5 TO 10 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....WEST 5 TO 10 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......8750-9750 FT AGL.
* TRANSPORT WINDS....WEST AROUND 10 MPH.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 48 TO 55. HIGHS 78 TO 85. WEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 53 TO 60. HIGHS 82 TO 89. WEST WINDS 5 TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 56 TO 63. HIGHS 84 TO 91. WEST WINDS 5 TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
80S.
IDZ410-081100-
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-
241 PM MDT THU AUG 7 2025
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...
TONIGHT
* SKY/WEATHER........MOSTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....44-51.
24 HR TREND......7 DEGREES DOWN.
* MAX HUMIDITY.......58-66 PERCENT.
24 HR TREND......10 PERCENT UP.
* 20FT WINDS.........WEST WINDS 11 TO 21 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....WEST AROUND 20 MPH BECOMING NORTHWEST AROUND
10 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....70-77.
24 HR TREND......8 DEGREES DOWN.
* MIN HUMIDITY.......14-22 PERCENT.
24 HR TREND......2 PERCENT DOWN.
* 20FT WINDS.........WEST WINDS 6 TO 11 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......10500-11500 FT AGL.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....41-48.
24 HR TREND......3 DEGREES DOWN.
* MAX HUMIDITY.......49-57 PERCENT.
24 HR TREND......9 PERCENT DOWN.
* 20FT WINDS.........WEST WINDS 5 TO 10 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 10 MPH SHIFTING TO THE NORTH AFTER
MIDNIGHT.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....73-80.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY.......14-22 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........NORTHEAST WINDS 4 TO 6 MPH SHIFTING TO THE
SOUTHWEST 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
MOSTLY CLEAR. LOWS 44 TO 51. HIGHS 78 TO 85. NORTHWEST
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 48 TO 55. HIGHS 83 TO 90. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 51 TO 58. HIGHS 84 TO 91. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 80S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID
80S.
IDZ411-081100-
CENTENNIAL MOUNTAINS AND SNAKE RIVER RANGE/TARGHEE NF-
241 PM MDT THU AUG 7 2025
TONIGHT
* SKY/WEATHER........MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
* CHC OF THUNDER.....20 PERCENT.
* MIN TEMPERATURE....40-47.
24 HR TREND......8 DEGREES DOWN.
* MAX HUMIDITY.......75-83 PERCENT VALLEYS AND 64-72 PERCENT
RIDGES.
24 HR TREND......16 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 12 TO 17 MPH.
RIDGES/UPR SLOPES....WEST 12 TO 17 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH AFTER MIDNIGHT.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......100-1100 FT AGL.
* TRANSPORT WINDS....WEST AROUND 20 MPH BECOMING NORTHWEST AROUND
10 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 71 VALLEYS AND 61-68 RIDGES.
24 HR TREND......9 DEGREES DOWN.
* MIN HUMIDITY.......17-22 PERCENT VALLEYS AND 18-26 PERCENT
RIDGES.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 6 TO 11 MPH.
RIDGES/UPR SLOPES....WEST 6 TO 11 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9250-10250 FT AGL.
* TRANSPORT WINDS....NORTHWEST AROUND 10 MPH INCREASING TO WEST
AROUND 20 MPH IN THE AFTERNOON.
FRIDAY NIGHT
* SKY/WEATHER........MOSTLY CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....38-45.
24 HR TREND......LITTLE CHANGE.
* MAX HUMIDITY.......62-70 PERCENT VALLEYS AND 49-57 PERCENT
RIDGES.
24 HR TREND......15 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 4 TO 7 MPH SHIFTING TO THE NORTHEAST
AROUND 4 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....WEST 5 TO 10 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....NORTHWEST AROUND 15 MPH SHIFTING TO THE NORTH
AFTER MIDNIGHT.
SATURDAY
* SKY/WEATHER........PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 74 VALLEYS AND 64-71 RIDGES.
24 HR TREND......3 DEGREES UP.
* MIN HUMIDITY.......17-25 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHEAST AROUND 4 MPH SHIFTING TO THE
WEST 4 TO 6 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......11250-12250 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE
AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 42 TO 49. HIGHS 70 TO 77. NORTH
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 45 TO 52. HIGHS 74 TO 81. NORTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 48 TO 55. HIGHS 75 TO 82. SOUTH WINDS
10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S.
IDZ413-081100-
CARIBOU RANGE/CARIBOU NF-
241 PM MDT THU AUG 7 2025
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY...
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....48-55.
24 HR TREND......3 DEGREES DOWN.
* MAX HUMIDITY.......48-56 PERCENT.
24 HR TREND......9 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 10 TO 15 MPH.
RIDGES/UPR SLOPES....NORTHWEST 10 TO 15 MPH WITH GUSTS TO
AROUND 25 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......0-1000 FT AGL.
* TRANSPORT WINDS....NORTHWEST 10 TO 15 MPH.
FRIDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....71-78 VALLEYS AND 64-71 RIDGES.
24 HR TREND......11 DEGREES DOWN.
* MIN HUMIDITY.......13-18 PERCENT.
24 HR TREND......3 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...WEST 6 TO 11 MPH.
RIDGES/UPR SLOPES....WEST 6 TO 11 MPH WITH GUSTS TO AROUND 25
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9750-10750 FT AGL.
* TRANSPORT WINDS....WEST 15 TO 20 MPH.
FRIDAY NIGHT
* SKY/WEATHER........CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....41-48.
24 HR TREND......6 DEGREES DOWN.
* MAX HUMIDITY.......39-47 PERCENT VALLEYS AND 35-43 PERCENT
RIDGES.
24 HR TREND......11 PERCENT DOWN.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHWEST 5 TO 10 MPH SHIFTING TO THE EAST
4 TO 6 MPH AFTER MIDNIGHT.
RIDGES/UPR SLOPES....NORTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND
20 MPH SHIFTING TO THE SOUTHEAST 4 TO 5
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.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....74-81 VALLEYS AND 66-73 RIDGES.
24 HR TREND......2 DEGREES UP.
* MIN HUMIDITY.......13-18 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 5 MPH SHIFTING TO THE WEST 6 TO
9 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 4 TO 5 MPH SHIFTING TO THE WEST 6 TO
9 MPH WITH GUSTS TO AROUND 20 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.
FORECAST DAYS 3 THROUGH 7...
SUNDAY
MOSTLY CLEAR. LOWS 44 TO 51. HIGHS 77 TO 84. NORTH
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
CLEAR. LOWS 48 TO 55. HIGHS 81 TO 88. NORTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
TUESDAY
CLEAR. LOWS 51 TO 58. HIGHS 82 TO 89. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
80S.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
80S.
OUTLOOK
FOR FRIDAY AUGUST 15TH THROUGH THURSDAY AUGUST 21ST:
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.
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