108  
FNUS55 KMSO 122028  
FWFMSO  
 
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO  
NATIONAL WEATHER SERVICE MISSOULA MT  
228 PM MDT SUN JUL 12 2020  
 
   
DISCUSSION
 
 
IDAHO: COOLER TEMPERATURES AND HIGHER HUMIDITY READINGS ARE EXPECTED  
OVER THE AREA ON MONDAY. TEMPERATURES WILL BE STEADILY WARMING EACH DAY  
WITH THURSDAY BEING THE WARMEST AND DRIEST DAY. THE HIGHER TERRAIN  
COULD EXPERIENCE GUSTY WINDS ON THURSDAY AND FRIDAY AFTERNOON. ANOTHER  
DISTURBANCE IS EXPECTED FOR NEXT WEEKEND, BUT DETAILS ARE UNCERTAIN AT  
THIS TIME.  
 
MONTANA: BREEZY CONDITIONS WILL PERSIST THIS AFTERNOON AND EVENING. A  
FEW SHOWERS AND POSSIBLE THUNDERSTORM SHOULD DEVELOP OVER NORTHWEST  
MONTANA LATER THIS EVENING AND OVERNIGHT. THE COOLER TEMPERATURES AND  
HIGHER HUMIDITY READINGS ARE EXPECTED OVER THE AREA ON MONDAY.  
TEMPERATURES WILL BE STEADILY WARMING EACH DAY WITH THURSDAY BEING THE  
WARMEST AND DRIEST DAY. THE AREA SHOULD EXPERIENCE GUSTY WINDS ON  
THURSDAY AND FRIDAY AFTERNOON. ANOTHER DISTURBANCE IS EXPECTED FOR NEXT  
WEEKEND, BUT DETAILS ARE UNCERTAIN AT THIS TIME.  
 
VIEW FIRE WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL  
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA  
 
IDZ102-103-132030-  
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-  
128 PM PDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-50.  
* MAX HUMIDITY........62-72 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-10 MPH.  
* RIDGE TOP............WEST 10-20 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-80 VALLEYS AND 60-65 RIDGES.  
* MIN HUMIDITY........23-33 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............NORTHWEST 5-15 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....45-50 VALLEYS AND 35-45 RIDGES.  
* MAX HUMIDITY........56-66 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.  
* RIDGE TOP............NORTHWEST 5-15 MPH DECREASING TO UP TO 5 MPH  
EARLY IN THE MORNING.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-90 VALLEYS AND 65-70 RIDGES.  
* MIN HUMIDITY........18-28 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............NORTHWEST 5-10 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85. SOUTHWEST WINDS  
5-10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 80-90. SOUTHWEST WINDS  
5-10 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 55-65. HIGHS  
75-85. WEST WINDS 10-15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85.    
SUNDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85.  
 

 
 
MTZ104-105-132030-  
KOOTENAI-FLATHEAD/GLACIER PARK-  
228 PM MDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 72-82 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 10-20 MPH BECOMING WEST 5-10 MPH  
IN THE LATE EVENING AND OVERNIGHT.  
* RIDGE TOP............WEST 20-30 MPH DECREASING TO 15-25 MPH IN  
THE LATE EVENING AND OVERNIGHT.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY. SNOW LEVEL 7500 FEET.  
* MAX TEMPERATURE.....70-80 VALLEYS AND 53-63 RIDGES.  
* MIN HUMIDITY........24-34 PERCENT VALLEYS AND 31-41 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............WEST 15-25 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........71-81 PERCENT VALLEYS AND 63-73 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-10 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER  
MIDNIGHT.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-85 VALLEYS AND 60-70 RIDGES.  
* MIN HUMIDITY........18-28 PERCENT VALLEYS AND 25-35 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
WEDNESDAY
 
PARTLY CLOUDY. LOWS 50-60. HIGHS 70-80. SOUTHWEST WINDS  
10-15 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 50-60. HIGHS  
70-80. SOUTHWEST WINDS 10-15 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH CHANCE OF RAIN. LOWS 50-60. HIGHS 65-75.  
SOUTHWEST WINDS 10-20 MPH.    
SATURDAY
 
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS 50-60. HIGHS 70-80.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 50-60. HIGHS  
70-80.  
 

 
 
MTZ106-108-132030-  
WEST LOLO-EAST LOLO-  
228 PM MDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-50.  
* MAX HUMIDITY........62-72 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 10-20 MPH DECREASING TO 5-10 MPH IN THE  
LATE EVENING AND OVERNIGHT.  
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH LATE  
IN THE EVENING, THEN INCREASING TO SOUTHWEST 15-25 MPH AFTER  
MIDNIGHT.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 58-68 RIDGES.  
* MIN HUMIDITY........22-32 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH.  
* RIDGE TOP............WEST 10-20 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....40-45.  
* MAX HUMIDITY........66-76 PERCENT VALLEYS AND 58-68 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............NORTHWEST 10-20 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....63-73.  
* MIN HUMIDITY........19-29 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............WEST 5-15 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45-55. HIGHS 75-85. WEST WINDS  
5-10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85. SOUTHWEST WINDS  
10-15 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 55-65. HIGHS  
70-80. WEST WINDS 10-20 MPH.    
SATURDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN. LOWS 50-60. HIGHS  
70-80.    
SUNDAY
 
PARTLY CLOUDY. LOWS 50-60. HIGHS 70-80.  
 

 
 
MTZ107-132030-  
SALISH AND KOOTENAI RESERVATION-  
228 PM MDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
SLIGHT CHANCE OF RAIN.  
* MIN TEMPERATURE.....45-50.  
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 76-86 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-15 MPH UNTIL EARLY MORNING  
BECOMING DOWNSLOPE/DOWNVALLEY 5-10 MPH.  
* RIDGE TOP............SOUTHWEST 20-30 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-80 VALLEYS AND 50-55 RIDGES.  
* MIN HUMIDITY........21-31 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............WEST 15-25 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....45-50.  
* MAX HUMIDITY........57-67 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-10 MPH.  
* RIDGE TOP............WEST 15-25 MPH DECREASING TO 5-15 MPH AFTER  
MIDNIGHT.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-85 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........18-28 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.  
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85. SOUTHWEST WINDS  
10-15 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS 55-65. HIGHS 80-90. SOUTHWEST WINDS  
10-15 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH CHANCE OF RAIN. LOWS 55-65. HIGHS 75-85.  
SOUTHWEST WINDS 10-20 MPH.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 55-65. HIGHS  
75-85.    
SUNDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS 55-65. HIGHS  
75-85.  
 

 
 
MTZ109-132030-  
BITTERROOT-  
228 PM MDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-50.  
* MAX HUMIDITY........78-88 PERCENT VALLEYS AND 68-78 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH BECOMING 5-10 MPH IN THE LATE  
EVENING AND OVERNIGHT.  
* RIDGE TOP............WEST 10-20 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....70-75 VALLEYS AND 55-60 RIDGES.  
* MIN HUMIDITY........18-28 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 5-15 MPH.  
* RIDGE TOP............WEST 10-20 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....35-45.  
* MAX HUMIDITY........64-74 PERCENT VALLEYS AND 58-68 PERCENT  
RIDGES.  
* 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.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....75-80 VALLEYS AND 60-65 RIDGES.  
* MIN HUMIDITY........15-25 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............NORTH UP TO 5 MPH BECOMING NORTHWEST 5-10  
MPH IN THE LATE MORNING AND AFTERNOON.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45-55. HIGHS 70-80. WEST WINDS  
5-10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 75-85. WEST WINDS  
10-15 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN. LOWS 50-60. HIGHS  
70-80. WEST WINDS 10-15 MPH.    
SATURDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF RAIN. LOWS 50-60. HIGHS  
70-80.    
SUNDAY
 
MOSTLY CLEAR. LOWS 50-60. HIGHS 70-80.  
 

 
 
MTZ110-111-132030-  
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-  
228 PM MDT SUN JUL 12 2020  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* MIN TEMPERATURE.....40-50.  
* MAX HUMIDITY........72-82 PERCENT VALLEYS AND 60-70 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......WEST 15-25 MPH BECOMING NORTHWEST 5-15 MPH  
IN THE LATE EVENING AND OVERNIGHT.  
* RIDGE TOP............WEST 15-25 MPH.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....65-75 VALLEYS AND 55-65 RIDGES.  
* MIN HUMIDITY........14-24 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 10-20 MPH.  
* RIDGE TOP............WEST 10-20 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY NIGHT
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MIN TEMPERATURE.....35-45.  
* MAX HUMIDITY........60-70 PERCENT VALLEYS AND 50-60 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 5-15 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............NORTHWEST 10-20 MPH BECOMING NORTH 5-10 MPH  
AFTER MIDNIGHT.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....70-80 VALLEYS AND 60-65 RIDGES.  
* MIN HUMIDITY........14-24 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............NORTHWEST 5-10 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS 45-55. HIGHS 75-85. WEST WINDS  
5-10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 45-55. HIGHS 75-85. WEST WINDS  
10-15 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 50-60. HIGHS 75-85. SOUTHWEST WINDS 5-15 MPH.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 50-60. HIGHS 75-85.    
SUNDAY
 
PARTLY CLOUDY. LOWS 45-55. HIGHS 70-80.  
 

 
 
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