128  
FNUS55 KMSO 240944  
FWFMSO  
 
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO  
NATIONAL WEATHER SERVICE MISSOULA MT  
344 AM MDT WED APR 24 2024  
 
   
DISCUSSION
 
 
IDAHO (ZONES 102 AND 103): TODAY OFFERS ANOTHER WARM DAY WITH SLIGHTLY  
LESS DRY HUMIDITY. WESTERLY WINDS WILL DOMINATE THE AFTERNOON,  
ACCOMPANIED BY ISOLATED SHOWERS. HOWEVER, SHOWERS WITH MEASURABLE  
RAINFALL ARE PROJECTED TO BE CONFINED MAINLY TO THE SOUTHERN PORTIONS OF  
103. THURSDAY IS ANTICIPATED TO TREND COOLER, WITH HIGHER HUMIDITY  
LEVELS. BY LATE THURSDAY, SHOWERS ARE FORECAST TO START MOVING IN FROM  
THE WEST.  
 
NORTHWEST MT (ZONES 104 AND 105): TODAY OFFERS ANOTHER WARM DAY WITH  
SLIGHTLY LESS DRY HUMIDITY. WESTERLY WINDS WILL DOMINATE THE AFTERNOON.  
THURSDAY IS ANTICIPATED TO TREND COOLER, WITH HIGHER HUMIDITY LEVELS. BY  
LATE THURSDAY, SHOWERS ARE FORECAST TO START MOVING IN FROM THE WEST.  
 
WEST CENTRAL MT (ZONES 106, 107 AND 108): TODAY OFFERS ANOTHER WARM DAY  
WITH SLIGHTLY LESS DRY HUMIDITY. WESTERLY WINDS WILL DOMINATE THE  
AFTERNOON, ACCOMPANIED BY ISOLATED SHOWERS IN 108, MAINLY RESULTING IN  
HIGHER WIND GUSTS. THURSDAY IS ANTICIPATED TO TREND COOLER, WITH  
HIGHER HUMIDITY LEVELS. SHOWERS ARE FORECAST TO START MOVING IN FROM  
THE WEST THURSDAY NIGHT.  
 
SOUTHWEST MT (ZONES 109, 110 AND 111): TODAY OFFERS ANOTHER WARM DAY  
WITH SIMILAR TO SLIGHTLY LESS DRY HUMIDITY. WESTERLY WINDS WILL  
DOMINATE THE AFTERNOON, ACCOMPANIED BY ISOLATED SHOWERS, MAINLY  
RESULTING IN HIGHER WIND GUSTS. THURSDAY IS ANTICIPATED TO TREND COOLER,  
WITH HIGHER HUMIDITY LEVELS. SHOWERS AND THUNDERSTORMS ARE FORECAST FOR  
THURSDAY IN 110/111.  
 
IDZ102-103-250945-  
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-  
244 AM PDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........22-32 PERCENT VALLEYS AND 29-39 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
SNOW LEVEL 6500 FEET.  
* MIN TEMPERATURE.....30-40.  
* MAX HUMIDITY........67-77 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 10-15 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
* RIDGE TOP............NORTHWEST 5-15 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 6000 FEET.  
* MAX TEMPERATURE.....60-70 VALLEYS AND 45-55 RIDGES.  
* MIN HUMIDITY........40-50 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY
 
COOLER. CLOUDY WITH RAIN SHOWERS AND SNOW. LOWS 40-50. HIGHS  
45-55. MIN HUMIDITIES 55-65 PERCENT. WEST WINDS 10-15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH RAIN AND SNOW. LOWS 40-50. HIGHS 50-60.  
MIN HUMIDITIES 50-60 PERCENT. WEST WINDS 5-10 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS 40-50. HIGHS  
50-60. SOUTHWEST WINDS 5-15 MPH.    
MONDAY
 
MOSTLY CLOUDY. SNOW AND CHANCE OF RAIN SHOWERS. LOWS 35-45.  
HIGHS 45-55.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SNOW. LOWS 30-40.  
HIGHS 50-60.  
 

 
 
MTZ104-105-250945-  
KOOTENAI-FLATHEAD/GLACIER PARK-  
344 AM MDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-70 VALLEYS AND 45-55 RIDGES.  
* MIN HUMIDITY........10-20 PERCENT VALLEYS AND 26-36 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 15-25 MPH.  
* RIDGE TOP............SOUTHWEST 10-20 MPH INCREASING TO WEST 20-30  
MPH IN THE AFTERNOON.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....30-40.  
* MAX HUMIDITY........60-70 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-15 MPH BECOMING SOUTHEAST 5-10  
MPH AFTER MIDNIGHT.  
* RIDGE TOP............WEST 20-30 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 6000 FEET.  
* MAX TEMPERATURE.....55-60 VALLEYS AND 40-50 RIDGES.  
* MIN HUMIDITY........32-42 PERCENT VALLEYS AND 50-60 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.  
* RIDGE TOP............SOUTHWEST 15-25 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY
 
MOSTLY CLOUDY WITH RAIN AND SNOW LIKELY. LOWS 35-45. HIGHS  
45-55. MIN HUMIDITIES 50-60 PERCENT. WEST WINDS 10-20 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SNOW LIKELY AND CHANCE OF RAIN. LOWS  
35-45. HIGHS 50-60. MIN HUMIDITIES 45-55 PERCENT. NORTH WINDS 5-10 MPH.   
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
50-60. SOUTHWEST WINDS 10-20 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
45-55.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS 30-40. HIGHS  
45-55.  
 

 
 
MTZ106-108-250945-  
WEST LOLO-EAST LOLO-  
344 AM MDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....58-68.  
* MIN HUMIDITY........12-22 PERCENT VALLEYS AND 22-32 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 10-20 MPH.  
* RIDGE TOP............SOUTHWEST 5-15 MPH INCREASING TO WEST 15-25  
MPH IN THE AFTERNOON.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
SNOW LEVEL 7000 FEET.  
* MIN TEMPERATURE.....35-40.  
* MAX HUMIDITY........59-69 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 10-20 MPH.  
* RIDGE TOP............WEST 10-20 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 6000 FEET.  
* MAX TEMPERATURE.....48-58.  
* MIN HUMIDITY........35-45 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY
 
COOLER. MOSTLY CLOUDY WITH RAIN AND CHANCE OF SNOW. LOWS  
40-50. HIGHS 45-55. MIN HUMIDITIES 50-60 PERCENT. WEST WINDS 10-15 MPH.   
SATURDAY
 
MOSTLY CLOUDY WITH RAIN AND SNOW. LOWS 35-45. HIGHS 50-60.  
MIN HUMIDITIES 45-55 PERCENT. NORTHWEST WINDS 5-10 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
50-60. WEST WINDS 5-15 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
45-55.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 30-40. HIGHS  
50-60.  
 

 
 
MTZ107-250945-  
FLATHEAD RESERVATION-  
344 AM MDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-75 VALLEYS AND 50-55 RIDGES.  
* MIN HUMIDITY........16-26 PERCENT VALLEYS AND 24-34 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 10-20 MPH.  
* RIDGE TOP............SOUTHWEST 10-20 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-45 VALLEYS AND 30-35 RIDGES.  
* MAX HUMIDITY........56-66 PERCENT VALLEYS AND 66-76 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 10-15 MPH BECOMING SOUTH 5-10 MPH  
AFTER MIDNIGHT.  
* RIDGE TOP............WEST 15-25 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....60-65 VALLEYS AND 40-45 RIDGES.  
* MIN HUMIDITY........32-42 PERCENT VALLEYS AND 45-55 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY
 
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS 40-50. HIGHS 50-60. MIN  
HUMIDITIES 50-60 PERCENT. WEST WINDS 10-15 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS 40-50. HIGHS 50-60.  
MIN HUMIDITIES 45-55 PERCENT. NORTHWEST WINDS 5-10 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN. LOWS 40-50. HIGHS 55-65.  
SOUTHWEST WINDS 5-15 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 40-50. HIGHS  
50-60.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN.  
LOWS 35-45. HIGHS 50-60.  
 

 
 
MTZ109-250945-  
BITTERROOT-  
344 AM MDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........15-25 PERCENT VALLEYS AND 25-35 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING NORTHWEST 5-15 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
SNOW LEVEL 7500 FEET.  
* MIN TEMPERATURE.....30-40.  
* MAX HUMIDITY........66-76 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 5-15 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............NORTHWEST 5-15 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 6500 FEET.  
* MAX TEMPERATURE.....60-65 VALLEYS AND 45-50 RIDGES.  
* MIN HUMIDITY........25-35 PERCENT VALLEYS AND 38-48 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING NORTHWEST 5-15 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
FRIDAY
 
COOLER. MOSTLY CLOUDY WITH RAIN AND SNOW. LOWS 35-45. HIGHS  
45-55. MIN HUMIDITIES 50-60 PERCENT. NORTHWEST WINDS 10-15 MPH.    
SATURDAY
 
CLOUDY WITH SNOW WITH RAIN LIKELY. LOWS 35-45. HIGHS 45-55.  
MIN HUMIDITIES 45-55 PERCENT. NORTHWEST WINDS 5-15 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
50-60. WEST WINDS 5-15 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 35-45. HIGHS  
45-55.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS 30-40. HIGHS  
45-55.  
 

 
 
MTZ110-111-250945-  
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-  
344 AM MDT WED APR 24 2024  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........11-19 PERCENT VALLEYS AND 15-25 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT.  
* MIN TEMPERATURE.....30-40.  
* MAX HUMIDITY........66-76 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 10-15 MPH DECREASING TO VARIABLE LESS  
THAN 5 MPH AFTER MIDNIGHT.  
* RIDGE TOP............WEST 5-15 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...10 PERCENT.  
   
THURSDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW  
IN THE MORNING. SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
* MAX TEMPERATURE.....55-65 VALLEYS AND 45-50 RIDGES.  
* MIN HUMIDITY........26-36 PERCENT VALLEYS AND 34-44 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 5-15 MPH.  
* RIDGE TOP............NORTHWEST 5-15 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1 IN THE DEERLODGE/WEST BEAVERHEAD...AND 3 IN  
THE EAST BEAVERHEAD.  
* CWR (> 0.10 INCH)...10 PERCENT IN THE DEERLODGE/WEST  
BEAVERHEAD...AND 40 PERCENT IN THE EAST BEAVERHEAD.  
   
FRIDAY
 
COOLER. CLOUDY WITH SNOW, RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 35-45. HIGHS 45-55. MIN HUMIDITIES 50-60 PERCENT.  
NORTH WINDS 10-15 MPH.    
SATURDAY
 
CLOUDY WITH SNOW AND RAIN. LOWS 35-45. HIGHS 40-50. MIN  
HUMIDITIES 45-55 PERCENT. NORTH WINDS 5-15 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS 30-40. HIGHS  
50-60. WEST WINDS 5-15 MPH.    
MONDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW. LOWS 30-40. HIGHS  
50-60.    
TUESDAY
 
PARTLY CLOUDY. CHANCE OF SNOW AND RAIN. LOWS 30-40. HIGHS  
50-60.  
 

 
 
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