255
FNUS55 KPIH 160709
FWFPIH
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST IDAHO
NATIONAL WEATHER SERVICE POCATELLO ID
109 AM MDT WED SEP 16 2026
DISCUSSION
* CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 475
AND 476)...
DRY WEATHER IS LIKELY ONCE AGAIN TODAY. HOWEVER, HUMIDITIES AND
CHANCES FOR SHOWERS AND STORMS WILL BEGIN TO INCREASE THURSDAY AS
MONSOON MOISTURE PUSHES INTO THE REGION.
* EAST IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 410...411
AND 413)...
A FEW ISOLATED STORMS ARE POSSIBLE LATE THIS AFTERNOON AS MONSOON
MOISTURE BEGINS TO PUSH INTO THE REGION. CHANCES FOR SHOWERS AND
STORMS WILL BE HIGHEST ON THURSDAY AND FRIDAY.
* SOUTH CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES
422...425 AND 427)...
A FEW ISOLATED STORMS ARE POSSIBLE LATE THIS AFTERNOON AS MONSOON
MOISTURE BEGINS TO PUSH INTO THE REGION. CHANCES FOR SHOWERS AND
STORMS WILL BE HIGHEST ON THURSDAY AND FRIDAY.
IDZ475-162215-
EAST SALMON RIVER MOUNTAINS/SALMON NF-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....68-75 VALLEYS AND 59-66 RIDGES.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......21-29 PERCENT.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 6 MPH.
RIDGES/UPR SLOPES....EAST 4 TO 6 MPH. GUSTS UP TO 15 MPH IN THE
AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9000-10000 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTHEAST AROUND 10 MPH
IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........MOSTLY CLEAR.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....42-49.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY.......59-67 PERCENT VALLEYS AND 63-71 PERCENT
RIDGES.
24 HR TREND......2 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 7 MPH.
RIDGES/UPR SLOPES....EAST 4 TO 7 MPH WITH GUSTS TO AROUND 15
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......100-1100 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF RAIN IN THE MORNING. CHANCE
OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....68-75 VALLEYS AND 58-65 RIDGES.
24 HR TREND......LITTLE CHANGE.
* MIN HUMIDITY.......38-46 PERCENT VALLEYS AND 45-53 PERCENT
RIDGES.
24 HR TREND......19 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 4 TO 7 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 4 TO 8 MPH WITH GUSTS TO AROUND
15 MPH.
* CHC WETTING RAIN...20 PERCENT.
* MIXING HEIGHT......8000-9000 FT AGL.
* TRANSPORT WINDS....SOUTHEAST 10 TO 15 MPH.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS 42 TO
49. HIGHS 56 TO 63. SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO
AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 39 TO 46. HIGHS
57 TO 64. NORTHWEST WINDS UP TO 5 MPH WITH GUSTS TO AROUND
15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 38 TO 45. HIGHS 63 TO 70. WEST WINDS
UP TO 5 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S.
IDZ476-162215-
LEMHI AND LOST RIVER RANGE/CHALLIS NF-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....70-77 VALLEYS AND 60-67 RIDGES.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......16-24 PERCENT VALLEYS AND 20-28 PERCENT
RIDGES.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...LIGHT WINDS BECOMING EAST 6 TO 9 MPH IN
THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTH 6 TO 11 MPH. GUSTS UP TO 20 MPH IN
THE AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9250-10250 FT AGL.
* TRANSPORT WINDS....LIGHT WINDS BECOMING SOUTH AROUND 10 MPH IN
THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN AFTER MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....43-50.
24 HR TREND......6 DEGREES UP.
* MAX HUMIDITY.......63-71 PERCENT VALLEYS AND 69-77 PERCENT
RIDGES.
24 HR TREND......23 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 5 TO 10 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......200-1200 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
CHANCE OF RAIN IN THE MORNING, THEN CHANCE OF
RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....69-76 VALLEYS AND 57-64 RIDGES.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY.......38-46 PERCENT VALLEYS AND 49-57 PERCENT
RIDGES.
24 HR TREND......24 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 7 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 13 MPH. GUSTS UP TO 15 MPH
INCREASING TO 25 MPH IN THE AFTERNOON.
* CHC WETTING RAIN...20 PERCENT.
* MIXING HEIGHT......7000-8000 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH INCREASING TO SOUTH
AROUND 20 MPH IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS
41 TO 48. HIGHS 57 TO 64. SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 25 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS 37 TO 44. HIGHS
56 TO 63. NORTHWEST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 36 TO 43. HIGHS 61 TO 68. NORTHWEST
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S.
IDZ422-162215-
SAWTOOTH RANGE/NORTHERN SAWTOOTH NF-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....72-79 VALLEYS AND 60-67 RIDGES.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......17-24 PERCENT VALLEYS AND 20-28 PERCENT
RIDGES.
24 HR TREND......LITTLE CHANGE.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...NORTHEAST 5 TO 8 MPH SHIFTING TO THE
SOUTHEAST 8 TO 11 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH. GUSTS UP TO 15 MPH
IN THE AFTERNOON.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......10250-11250 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTHEAST
IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
* CHC OF THUNDER.....20 PERCENT.
* MIN TEMPERATURE....44-51.
24 HR TREND......7 DEGREES UP.
* MAX HUMIDITY.......76-84 PERCENT.
24 HR TREND......36 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 7 TO 12 MPH.
RIDGES/UPR SLOPES....EAST 7 TO 12 MPH WITH GUSTS TO AROUND 15
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......200-1200 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN RAIN SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....68-75 VALLEYS AND 56-63 RIDGES.
24 HR TREND......4 DEGREES DOWN.
* MIN HUMIDITY.......42-50 PERCENT VALLEYS AND 51-59 PERCENT
RIDGES.
24 HR TREND......27 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 7 TO 12 MPH SHIFTING TO THE SOUTHEAST
4 TO 9 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....SOUTHEAST 5 TO 10 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...50 PERCENT.
* MIXING HEIGHT......10500-11500 FT AGL.
* TRANSPORT WINDS....SOUTHEAST 15 TO 20 MPH.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS LIKELY. LOWS 39 TO 46. HIGHS 57 TO 64.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 35 TO 42.
HIGHS 59 TO 66. NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND
20 MPH.
SUNDAY
CLEAR. LOWS 36 TO 43. HIGHS 62 TO 69. NORTH WINDS 5 TO
10 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE UPPER
60S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
60S.
IDZ425-162215-
MIDDLE SNAKE RIVER VALLEY/TWIN FALLS BLM NORTH OF THE SNAKE RIVER-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 83.
24 HR TREND......8 DEGREES UP.
* MIN HUMIDITY.......22-30 PERCENT.
24 HR TREND......3 PERCENT UP.
* 20FT WINDS.........EAST WINDS 7 TO 12 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9250-10250 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTHEAST
IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....AROUND 55.
24 HR TREND......10 DEGREES UP.
* MAX HUMIDITY.......69-77 PERCENT.
24 HR TREND......20 PERCENT UP.
* 20FT WINDS.........EAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
25 MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......200-1200 FT AGL.
* TRANSPORT WINDS....EAST 10 TO 15 MPH.
THURSDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....78-83.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY.......34-42 PERCENT.
24 HR TREND......12 PERCENT UP.
* 20FT WINDS.........EAST WINDS 9 TO 14 MPH SHIFTING TO THE
SOUTHEAST 6 TO 11 MPH IN THE AFTERNOON. GUSTS
UP TO 25 MPH.
* CHC WETTING RAIN...20 PERCENT.
* MIXING HEIGHT......11250-12250 FT AGL.
* TRANSPORT WINDS....EAST AROUND 15 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE UPPER 40S.
HIGHS IN THE LOWER 70S. WEST WINDS 5 TO 10 MPH WITH GUSTS TO
AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. WEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.
SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
70S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
70S.
IDZ427-162215-
GOOSE CREEK AND RAFT RIVER VALLEY/SOUTHERN SAWTOOTH NF/TWIN FALLS
BLM SOUTH OF THE SNAKE RIVER-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY THEN BECOMING PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....74-81.
24 HR TREND......5 DEGREES UP.
* MIN HUMIDITY.......25-33 PERCENT.
24 HR TREND......6 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 10 TO 15 MPH.
RIDGES/UPR SLOPES....SOUTH 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9250-10250 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH INCREASING TO SOUTH
AROUND 20 MPH IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....52-59.
24 HR TREND......8 DEGREES UP.
* MAX HUMIDITY.......66-74 PERCENT VALLEYS AND 61-69 PERCENT
RIDGES.
24 HR TREND......19 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 7 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 8 TO 13 MPH WITH GUSTS TO AROUND
20 MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......200-1200 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 15 MPH.
THURSDAY
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN IN THE MORNING.
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....77-82 VALLEYS AND 70-77 RIDGES.
24 HR TREND......2 DEGREES DOWN.
* MIN HUMIDITY.......30-38 PERCENT.
24 HR TREND......6 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTH 11 TO 16 MPH.
RIDGES/UPR SLOPES....SOUTH 12 TO 17 MPH WITH GUSTS TO AROUND 30
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......11250-12250 FT AGL.
* TRANSPORT WINDS....SOUTH 15 TO 20 MPH.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 46 TO 53. HIGHS 66 TO 73. WEST WINDS 5 TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 40 TO 47. HIGHS 66 TO 73. WEST
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
CLEAR. LOWS 41 TO 48. HIGHS 69 TO 76. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE MID
70S.
IDZ410-162215-
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....74-81.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......23-31 PERCENT.
24 HR TREND......5 PERCENT UP.
* 20FT WINDS.........NORTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE
SOUTH 4 TO 7 MPH IN THE AFTERNOON. GUSTS UP TO
15 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......9000-10000 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN AFTER MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....48-53.
24 HR TREND......7 DEGREES UP.
* MAX HUMIDITY.......72-80 PERCENT.
24 HR TREND......21 PERCENT UP.
* 20FT WINDS.........EAST WINDS 4 TO 9 MPH WITH GUSTS TO AROUND 15
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......300-1300 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....72-79.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY.......42-50 PERCENT.
24 HR TREND......19 PERCENT UP.
* 20FT WINDS.........EAST WINDS 6 TO 9 MPH SHIFTING TO THE SOUTH 6
TO 11 MPH IN THE AFTERNOON. GUSTS UP TO 20
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......10500-11500 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS
46 TO 51. HIGHS 66 TO 72. SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 39 TO 45. HIGHS 64 TO 71. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 38 TO 44. HIGHS 67 TO 74. NORTHWEST
WINDS 5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID
70S.
IDZ411-162215-
CENTENNIAL MOUNTAINS AND SNAKE RIVER RANGE/TARGHEE NF-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........SUNNY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....AROUND 77 VALLEYS AND 65-72 RIDGES.
24 HR TREND......6 DEGREES UP.
* MIN HUMIDITY.......28-36 PERCENT.
24 HR TREND......5 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 6 MPH SHIFTING TO THE SOUTHWEST
AROUND 4 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST 4 TO 6 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON. GUSTS UP TO 15 MPH.
* CHC WETTING RAIN...0 PERCENT.
* MIXING HEIGHT......8250-9250 FT AGL.
* TRANSPORT WINDS....EAST AROUND 10 MPH SHIFTING TO THE SOUTH IN
THE AFTERNOON.
TONIGHT
* SKY/WEATHER........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AFTER
MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....44-51.
24 HR TREND......6 DEGREES UP.
* MAX HUMIDITY.......80-88 PERCENT VALLEYS AND 68-76 PERCENT
RIDGES.
24 HR TREND......18 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 7 MPH.
RIDGES/UPR SLOPES....EAST 4 TO 7 MPH WITH GUSTS TO AROUND 15
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......300-1300 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON.
* CHC OF THUNDER.....20 PERCENT.
* MAX TEMPERATURE....AROUND 74 VALLEYS AND 63-70 RIDGES.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY.......47-54 PERCENT VALLEYS AND 54-62 PERCENT
RIDGES.
24 HR TREND......26 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...EAST 4 TO 6 MPH SHIFTING TO THE SOUTH 4 TO
5 MPH IN THE AFTERNOON.
RIDGES/UPR SLOPES....EAST 4 TO 7 MPH SHIFTING TO THE SOUTH 6 TO
9 MPH IN THE AFTERNOON. GUSTS UP TO 20
MPH.
* CHC WETTING RAIN...40 PERCENT.
* MIXING HEIGHT......4750-5750 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH SHIFTING TO THE SOUTH
IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS 43 TO
50. HIGHS 59 TO 66. SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO
AROUND 25 MPH.
SATURDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS.
LOWS 38 TO 45. HIGHS 55 TO 62. SOUTHWEST WINDS 5 TO 10 MPH WITH
GUSTS TO AROUND 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 36 TO 43. HIGHS 60 TO 67. NORTHWEST
WINDS UP TO 5 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID
60S.
TUESDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE MID 60S.
IDZ413-162215-
CARIBOU RANGE/CARIBOU NF-
109 AM MDT WED SEP 16 2026
TODAY
* SKY/WEATHER........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
* CHC OF THUNDER.....0 PERCENT.
* MAX TEMPERATURE....75-82 VALLEYS AND 67-74 RIDGES.
24 HR TREND......4 DEGREES UP.
* MIN HUMIDITY.......32-40 PERCENT.
24 HR TREND......10 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......9000-10000 FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
TONIGHT
* SKY/WEATHER........MOSTLY CLEAR THEN BECOMING MOSTLY CLOUDY.
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.
* CHC OF THUNDER.....0 PERCENT.
* MIN TEMPERATURE....49-56.
24 HR TREND......5 DEGREES UP.
* MAX HUMIDITY.......70-78 PERCENT.
24 HR TREND......8 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTHEAST 4 TO 8 MPH.
RIDGES/UPR SLOPES....SOUTHEAST 4 TO 9 MPH WITH GUSTS TO AROUND
15 MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......300-1300 FT AGL.
* TRANSPORT WINDS....SOUTHEAST AROUND 10 MPH.
THURSDAY
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN IN THE MORNING,
THEN CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON.
* CHC OF THUNDER.....50 PERCENT.
* MAX TEMPERATURE....72-79 VALLEYS AND 65-72 RIDGES.
24 HR TREND......3 DEGREES DOWN.
* MIN HUMIDITY.......42-50 PERCENT VALLEYS AND 48-56 PERCENT
RIDGES.
24 HR TREND......13 PERCENT UP.
* 20FT WINDS.........
VALLEYS/LWR SLOPES...SOUTH 7 TO 12 MPH.
RIDGES/UPR SLOPES....SOUTH 7 TO 12 MPH WITH GUSTS TO AROUND 20
MPH.
* CHC WETTING RAIN...10 PERCENT.
* MIXING HEIGHT......9750-10750 FT AGL.
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.
FORECAST DAYS 3 THROUGH 7...
FRIDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS
46 TO 53. HIGHS 66 TO 73. SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 40 TO 47. HIGHS 63 TO 70. NORTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 20 MPH.
SUNDAY
CLEAR. LOWS 38 TO 45. HIGHS 67 TO 74. NORTHWEST WINDS
5 TO 10 MPH WITH GUSTS TO AROUND 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER
70S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S.
OUTLOOK FOR WEDNESDAY SEPTEMBER 23 THROUGH TUESDAY SEPTEMBER 29
ABOVE NORMAL TEMPERATURES AND PRECIPITATION.
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