843  
FNUS55 KPIH 100953  
FWFPIH  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST IDAHO  
NATIONAL WEATHER SERVICE POCATELLO ID  
353 AM MDT FRI OCT 10 2025  
   
DISCUSSION
 
 
* CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 475  
AND 476)...  
 
SHOWERS AND ISOLATED THUNDERSTORMS MOVING IN THIS EVENING. SHOWERS  
CONTINUING THROUGH THE WEEKEND WITH SNOW LEVELS DROPPING TO 5500  
FEET SATURDAY NIGHT. VERY WARM AGAIN TODAY WITH SIGNIFICANT  
COOLING SATURDAY THROUGH SUNDAY BEHIND A COLD FRONTAL PASSAGE.  
WIND GUSTS 20 TO 30 MPH TODAY AND SATURDAY.  
 
* EAST IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES 410...411  
AND 413)...  
 
SHOWERS AND ISOLATED THUNDERSTORMS TODAY AND CONTINUING THROUGH  
THE WEEKEND WITH SNOW LEVELS DROPPING TO 5500 FEET SATURDAY  
NIGHT. VERY WARM AGAIN TODAY WITH SIGNIFICANT COOLING SATURDAY  
THROUGH SUNDAY BEHIND A COLD FRONTAL PASSAGE. WIND GUSTS 20 TO 30  
MPH TODAY AND SATURDAY.  
 
* SOUTH CENTRAL IDAHO DISPATCH AREA WEATHER IMPACT SUMMARY (ZONES  
422...425 AND 427)...  
 
SHOWERS AND ISOLATED THUNDERSTORMS TODAY AND CONTINUING THROUGH  
THE WEEKEND WITH SNOW LEVELS DROPPING TO 5500 FEET SATURDAY  
NIGHT. VERY WARM AGAIN TODAY WITH SIGNIFICANT COOLING SATURDAY  
THROUGH SUNDAY BEHIND A COLD FRONTAL PASSAGE. WIND GUSTS 20 TO 30  
MPH TODAY AND SATURDAY.  
 
IDZ475-102230-  
EAST SALMON RIVER MOUNTAINS/SALMON NF-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........SUNNY.  
* CHC OF THUNDER.....0 PERCENT.  
* MAX TEMPERATURE....63-70 VALLEYS AND 54-60 RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* MIN HUMIDITY.......34-42 PERCENT VALLEYS AND 39-47 PERCENT  
RIDGES.  
24 HR TREND......10 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 6 TO 11 MPH.  
RIDGES/UPR SLOPES....SOUTH 7 TO 12 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...0 PERCENT.  
* MIXING HEIGHT......9500-10500 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH INCREASING TO AROUND 25  
MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MIN TEMPERATURE....36-43.  
24 HR TREND......4 DEGREES DOWN.  
* MAX HUMIDITY.......77-85 PERCENT.  
24 HR TREND......9 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 5 TO 10 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF RAIN SHOWERS IN THE MORNING. CHANCE  
OF SNOW SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS THROUGH THE DAY. RAIN SHOWERS  
LIKELY IN THE AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....49-56 VALLEYS AND 40-47 RIDGES.  
24 HR TREND......13 DEGREES DOWN.  
* MIN HUMIDITY.......47-55 PERCENT VALLEYS AND 53-61 PERCENT  
RIDGES.  
24 HR TREND......13 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 6 TO 11 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......7250-8250 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
COLDER. RAIN WITH SNOW SHOWERS LIKELY. LOWS 26 TO 33.  
HIGHS 36 TO 43. WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
25 MPH.    
COLUMBUS DAY
 
MOSTLY CLOUDY. CHANCE OF SNOW. LOWS 24 TO 31.  
HIGHS 42 TO 49. SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND  
15 MPH.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS 27 TO 33. HIGHS 44 TO 51. EAST WINDS 5 TO 10 MPH WITH GUSTS  
TO AROUND 15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.    
THURSDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 

 
 
IDZ476-102230-  
LEMHI AND LOST RIVER RANGE/CHALLIS NF-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SLIGHT CHANCE OF RAIN SHOWERS THROUGH THE DAY.  
SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....62-69 VALLEYS AND 50-57 RIDGES.  
24 HR TREND......2 DEGREES DOWN.  
* MIN HUMIDITY.......49-57 PERCENT VALLEYS AND 62-70 PERCENT  
RIDGES.  
24 HR TREND......19 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 10 TO 15 MPH.  
RIDGES/UPR SLOPES....SOUTH 10 TO 15 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......7500-8500 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH INCREASING TO AROUND 25  
MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS THROUGH THE NIGHT.  
* CHC OF THUNDER.....20 PERCENT.  
* MIN TEMPERATURE....38-45.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......86-94 PERCENT.  
24 HR TREND......7 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 9 TO 14 MPH.  
RIDGES/UPR SLOPES....SOUTH 9 TO 14 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...40 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
MORNING. SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH THE DAY. RAIN SHOWERS LIKELY IN THE  
AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....53-60 VALLEYS AND 42-49 RIDGES.  
24 HR TREND......9 DEGREES DOWN.  
* MIN HUMIDITY.......51-59 PERCENT VALLEYS AND 62-70 PERCENT  
RIDGES.  
24 HR TREND......4 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 6 TO 11 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 6 TO 11 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...30 PERCENT.  
* MIXING HEIGHT......6750-7750 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 10 TO 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
COLDER. MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS  
25 TO 32. HIGHS 36 TO 43. WEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 25 MPH.    
COLUMBUS DAY
 
PARTLY CLOUDY. LOWS 23 TO 30. HIGHS 41 TO 48.  
SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS 27 TO 34. HIGHS 44 TO 51. EAST WINDS 5 TO 10 MPH WITH GUSTS  
TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.    
THURSDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 

 
 
IDZ422-102230-  
SAWTOOTH RANGE/NORTHERN SAWTOOTH NF-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS THROUGH  
THE DAY. SLIGHT CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....62-69 VALLEYS AND 51-58 RIDGES.  
24 HR TREND......3 DEGREES DOWN.  
* MIN HUMIDITY.......49-57 PERCENT VALLEYS AND 56-64 PERCENT  
RIDGES.  
24 HR TREND......20 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHEAST 7 TO 12 MPH.  
RIDGES/UPR SLOPES....SOUTHEAST 9 TO 14 MPH WITH GUSTS TO AROUND  
30 MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......7250-8250 FT AGL.  
* TRANSPORT WINDS....SOUTH 15 TO 20 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE  
EVENING. CHANCE OF RAIN SHOWERS THROUGH THE  
NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
* CHC OF THUNDER.....50 PERCENT.  
* MIN TEMPERATURE....36-43.  
24 HR TREND......4 DEGREES DOWN.  
* MAX HUMIDITY.......86-94 PERCENT.  
24 HR TREND......3 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTH 5 TO 10 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...40 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF RAIN SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....49-56 VALLEYS AND 39-46 RIDGES.  
24 HR TREND......12 DEGREES DOWN.  
* MIN HUMIDITY.......52-60 PERCENT VALLEYS AND 59-67 PERCENT  
RIDGES.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTHWEST 7 TO 12 MPH.  
RIDGES/UPR SLOPES....SOUTHWEST 7 TO 12 MPH WITH GUSTS TO AROUND  
20 MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......6750-7750 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST AROUND 10 MPH INCREASING TO AROUND  
20 MPH IN THE AFTERNOON.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS 24 TO 31.  
HIGHS 36 TO 43. WEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
30 MPH.    
COLUMBUS DAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS 24 TO 31. HIGHS 45 TO 52. SOUTHEAST WINDS 10 TO 15 MPH WITH  
GUSTS TO AROUND 20 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS 30 TO 37. HIGHS 45 TO 52. EAST WINDS 10 TO 15 MPH WITH GUSTS  
TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE LOWER 30S. HIGHS AROUND 50.    
THURSDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.  
 

 
 
IDZ425-102230-  
MIDDLE SNAKE RIVER VALLEY/TWIN FALLS BLM NORTH OF THE SNAKE RIVER-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THROUGH THE DAY.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....71-78.  
24 HR TREND......2 DEGREES DOWN.  
* MIN HUMIDITY.......43-51 PERCENT.  
24 HR TREND......18 PERCENT UP.  
* 20FT WINDS.........SOUTHEAST WINDS 6 TO 11 MPH WITH GUSTS TO  
AROUND 20 MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......8000-9000 FT AGL.  
* TRANSPORT WINDS....SOUTH 15 TO 20 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF THUNDERSTORMS IN THE  
EVENING. CHANCE OF RAIN SHOWERS THROUGH THE  
NIGHT. SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
* CHC OF THUNDER.....50 PERCENT.  
* MIN TEMPERATURE....AROUND 48.  
24 HR TREND......3 DEGREES DOWN.  
* MAX HUMIDITY.......88-96 PERCENT.  
24 HR TREND......6 PERCENT UP.  
* 20FT WINDS.........SOUTH WINDS 6 TO 11 MPH WITH GUSTS TO AROUND  
25 MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS.  
* CHC OF THUNDER.....0 PERCENT.  
* MAX TEMPERATURE....AROUND 57.  
24 HR TREND......18 DEGREES DOWN.  
* MIN HUMIDITY.......56-64 PERCENT.  
24 HR TREND......10 PERCENT UP.  
* 20FT WINDS.........SOUTHWEST WINDS 11 TO 16 MPH. GUSTS UP TO 25  
MPH IN THE AFTERNOON.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......3750-4750 FT AGL.  
* TRANSPORT WINDS....WEST 15 TO 20 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE LOWER 50S. WEST WINDS 10 TO 20 MPH WITH  
GUSTS TO AROUND 30 MPH.    
COLUMBUS DAY
 
MOSTLY CLEAR. WIDESPREAD FROST. LOWS 30 TO 35.  
HIGHS 57 TO 63. EAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
25 MPH.    
TUESDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE  
UPPER 30S. HIGHS IN THE LOWER 60S.    
THURSDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE UPPER 50S.  
 

 
 
IDZ427-102230-  
GOOSE CREEK AND RAFT RIVER VALLEY/SOUTHERN SAWTOOTH NF/TWIN FALLS  
BLM SOUTH OF THE SNAKE RIVER-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....69-76 VALLEYS AND 62-69 RIDGES.  
24 HR TREND......2 DEGREES DOWN.  
* MIN HUMIDITY.......47-55 PERCENT VALLEYS AND 55-63 PERCENT  
RIDGES.  
24 HR TREND......20 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 7 TO 17 MPH.  
RIDGES/UPR SLOPES....SOUTH 7 TO 17 MPH WITH GUSTS TO AROUND 30  
MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......7500-8500 FT AGL.  
* TRANSPORT WINDS....SOUTH 20 TO 25 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE  
NIGHT.  
* CHC OF THUNDER.....20 PERCENT.  
* MIN TEMPERATURE....43-50.  
24 HR TREND......5 DEGREES DOWN.  
* MAX HUMIDITY.......79-87 PERCENT.  
24 HR TREND......LITTLE CHANGE.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 10 TO 15 MPH.  
RIDGES/UPR SLOPES....SOUTH 10 TO 15 MPH WITH GUSTS TO AROUND 30  
MPH.  
* CHC WETTING RAIN...10 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH 15 TO 20 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE  
MORNING. SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH THE DAY. RAIN SHOWERS IN THE  
AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....53-58 VALLEYS AND 46-53 RIDGES.  
24 HR TREND......17 DEGREES DOWN.  
* MIN HUMIDITY.......56-64 PERCENT VALLEYS AND 60-68 PERCENT  
RIDGES.  
24 HR TREND......10 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...WEST 8 TO 13 MPH.  
RIDGES/UPR SLOPES....NORTHWEST 8 TO 13 MPH. GUSTS UP TO 15 MPH  
INCREASING TO 25 MPH IN THE AFTERNOON.  
* CHC WETTING RAIN...50 PERCENT.  
* MIXING HEIGHT......3750-4750 FT AGL.  
* TRANSPORT WINDS....WEST AROUND 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
BREEZY. PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF SNOW SHOWERS. LOWS 31 TO 38. HIGHS 45 TO 52. WEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 35 MPH.    
COLUMBUS DAY
 
MOSTLY CLEAR. LOWS 29 TO 36. HIGHS 53 TO 60.  
SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS 36 TO 43. HIGHS  
53 TO 60. SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE UPPER 50S.    
THURSDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE MID 50S.  
 

 
 
IDZ410-102230-  
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....64-71.  
24 HR TREND......4 DEGREES DOWN.  
* MIN HUMIDITY.......58-66 PERCENT.  
24 HR TREND......23 PERCENT UP.  
* 20FT WINDS.........EAST WINDS 5 TO 8 MPH SHIFTING TO THE SOUTH 6  
TO 11 MPH IN THE AFTERNOON. GUSTS UP TO 20  
MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......5500-6500 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF THUNDERSTORMS IN THE EVENING. CHANCE  
OF RAIN SHOWERS THROUGH THE NIGHT. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
* CHC OF THUNDER.....50 PERCENT.  
* MIN TEMPERATURE....45-51.  
24 HR TREND......2 DEGREES UP.  
* MAX HUMIDITY.......93-100 PERCENT.  
24 HR TREND......12 PERCENT UP.  
* 20FT WINDS.........SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO  
AROUND 25 MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. RAIN SHOWERS LIKELY IN THE  
MORNING. SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH THE DAY. RAIN SHOWERS IN THE  
AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....54-60.  
24 HR TREND......11 DEGREES DOWN.  
* MIN HUMIDITY.......64-72 PERCENT.  
24 HR TREND......8 PERCENT UP.  
* 20FT WINDS.........SOUTH WINDS 11 TO 16 MPH WITH GUSTS TO AROUND  
25 MPH.  
* CHC WETTING RAIN...40 PERCENT.  
* MIXING HEIGHT......4000-5000 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
COOLER, WINDY. MOSTLY CLOUDY. CHANCE OF SHOWERS AND  
SNOW SHOWERS. LOWS 29 TO 36. HIGHS 43 TO 50. SOUTHWEST WINDS  
20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH.    
COLUMBUS DAY
 
MOSTLY CLEAR. LOWS 26 TO 32. HIGHS 52 TO 59. EAST  
WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS 33 TO 39. HIGHS  
53 TO 60. EAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID  
30S. HIGHS IN THE UPPER 50S.    
THURSDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE MID  
30S. HIGHS IN THE MID 50S.  
 

 
 
IDZ411-102230-  
CENTENNIAL MOUNTAINS AND SNAKE RIVER RANGE/TARGHEE NF-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
CHANCE OF RAIN SHOWERS THROUGH THE DAY. SLIGHT  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....AROUND 67 VALLEYS AND 55-62 RIDGES.  
24 HR TREND......6 DEGREES DOWN.  
* MIN HUMIDITY.......55-63 PERCENT VALLEYS AND 66-74 PERCENT  
RIDGES.  
24 HR TREND......27 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...20 PERCENT.  
* MIXING HEIGHT......5000-6000 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MIN TEMPERATURE....41-48.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......99 PERCENT VALLEYS AND 90-98 PERCENT RIDGES.  
24 HR TREND......18 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 5 TO 10 MPH.  
RIDGES/UPR SLOPES....SOUTH 5 TO 10 MPH WITH GUSTS TO AROUND 20  
MPH.  
* CHC WETTING RAIN...40 PERCENT.  
* MIXING HEIGHT......100-1100 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING. RAIN SHOWERS THROUGH THE DAY. CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON.  
* CHC OF THUNDER.....50 PERCENT.  
* MAX TEMPERATURE....AROUND 57 VALLEYS AND 48-55 RIDGES.  
24 HR TREND......7 DEGREES DOWN.  
* MIN HUMIDITY.......79-87 PERCENT.  
24 HR TREND......18 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...90 PERCENT.  
* MIXING HEIGHT......3500-4500 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
COLDER. SHOWERS AND CHANCE OF SNOW SHOWERS. LOWS 25 TO  
31. HIGHS 33 TO 40. SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO  
AROUND 35 MPH.    
COLUMBUS DAY
 
NOT AS COOL. PARTLY CLOUDY. SLIGHT CHANCE OF SNOW  
SHOWERS. LOWS 21 TO 28. HIGHS 44 TO 51. SOUTHEAST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 25 MPH.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS 29 TO 36. HIGHS 45 TO 52. EAST WINDS 10 TO 15 MPH WITH GUSTS  
TO AROUND 20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS.  
LOWS IN THE LOWER 30S. HIGHS AROUND 50.    
THURSDAY
 
MOSTLY CLOUDY WITH SHOWERS AND SNOW SHOWERS LIKELY.  
LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S.  
 

 
 
IDZ413-102230-  
CARIBOU RANGE/CARIBOU NF-  
353 AM MDT FRI OCT 10 2025  
   
TODAY
 
 
* SKY/WEATHER........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS.  
* CHC OF THUNDER.....20 PERCENT.  
* MAX TEMPERATURE....64-71 VALLEYS AND 57-64 RIDGES.  
24 HR TREND......5 DEGREES DOWN.  
* MIN HUMIDITY.......60-68 PERCENT VALLEYS AND 66-74 PERCENT  
RIDGES.  
24 HR TREND......26 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......5250-6250 FT AGL.  
* TRANSPORT WINDS....SOUTH 10 TO 15 MPH.  
   
TONIGHT
 
 
* SKY/WEATHER........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS THROUGH THE  
NIGHT.  
* CHC OF THUNDER.....20 PERCENT.  
* MIN TEMPERATURE....44-51.  
24 HR TREND......LITTLE CHANGE.  
* MAX HUMIDITY.......90-98 PERCENT.  
24 HR TREND......12 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 9 TO 14 MPH.  
RIDGES/UPR SLOPES....SOUTH 9 TO 14 MPH WITH GUSTS TO AROUND 25  
MPH.  
* CHC WETTING RAIN...20 PERCENT.  
* MIXING HEIGHT......0-1000 FT AGL.  
* TRANSPORT WINDS....SOUTH AROUND 15 MPH.  
   
SATURDAY
 
 
* SKY/WEATHER........CLOUDY. RAIN SHOWERS LIKELY AND SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN RAIN  
SHOWERS AND CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON.  
* CHC OF THUNDER.....50 PERCENT.  
* MAX TEMPERATURE....53-60.  
24 HR TREND......9 DEGREES DOWN.  
* MIN HUMIDITY.......68-76 PERCENT VALLEYS AND 74-82 PERCENT  
RIDGES.  
24 HR TREND......11 PERCENT UP.  
* 20FT WINDS.........  
VALLEYS/LWR SLOPES...SOUTH 6 TO 11 MPH SHIFTING TO THE  
SOUTHWEST IN THE AFTERNOON.  
RIDGES/UPR SLOPES....SOUTH 7 TO 12 MPH WITH GUSTS TO AROUND 20  
MPH.  
* CHC WETTING RAIN...80 PERCENT.  
* MIXING HEIGHT......4750-5750 FT AGL.  
* TRANSPORT WINDS....SOUTHWEST 15 TO 20 MPH.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SUNDAY
 
COLDER, BREEZY. SHOWERS AND CHANCE OF SNOW SHOWERS.  
LOWS 29 TO 36. HIGHS 40 TO 47. WEST WINDS 15 TO 25 MPH WITH GUSTS  
TO AROUND 35 MPH.    
COLUMBUS DAY
 
WARMER. MOSTLY CLEAR. LOWS 25 TO 32. HIGHS 52 TO  
59. SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS 34 TO 41. HIGHS  
53 TO 60. SOUTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
20 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS IN THE UPPER 50S.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 30S.  
HIGHS IN THE LOWER 50S.  
 

 
 
   
OUTLOOK FOR FRIDAY OCTOBER 17 THROUGH THURSDAY OCTOBER 23
 
 
NEAR NORMAL TEMPERATURES AND ABOVE NORMAL PRECIPITATION.  
 

 
 
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