755  
FNUS55 KMSO 070946  
FWFMSO  
 
FIRE WEATHER PLANNING FORECAST FOR WRN MONTANA AND N CNTRL IDAHO  
NATIONAL WEATHER SERVICE MISSOULA MT  
346 AM MDT SUN AUG 7 2022  
 
   
DISCUSSION
 
 
IDAHO: HIGH PRESSURE WILL BRING A SIGNIFICANT WARMING TREND SUNDAY INTO  
TUESDAY NEXT WEEK. DANGEROUSLY HOT TEMPERATURES WILL IMPACT LOW  
ELEVATION AREAS, ESPECIALLY ACROSS THE PALOUSE AND IN HELLS CANYON.  
STRONG THERMAL BELTS WILL BRING POOR RECOVERIES ON MID SLOPES AND  
RIDGES. SOUTHEASTERLY BREEZES WILL BE POSSIBLE IN THE PALOUSE DISTRICT  
AND PORTIONS OF WESTERN CLEARWATER COUNTY DURING THE OVERNIGHTS. WEATHER  
MODELS HAVE TRENDED EARLIER WITH THE CHANCE FOR SHOWERS AND  
THUNDERSTORMS. STORMS WITH STRONG WINDS COULD BE POSSIBLE AS EARLY AS  
TUESDAY EVENING IN THE SALMON RIVER DISTRICT. NIGHT-TIME SHOWERS AND  
THUNDERSTORMS ARE POSSIBLE TUESDAY NIGHT. WET THUNDERSTORMS WITH CLOUD  
COVER ARE POSSIBLE WEDNESDAY.  
 
MONTANA: HIGH PRESSURE WILL BRING A SIGNIFICANT WARMING TREND SUNDAY  
INTO TUESDAY NEXT WEEK. STRONG THERMAL BELTS WILL BRING POOR OVERNIGHT  
RECOVERIES ON MID SLOPES AND RIDGES. GENERALLY LIGHT AND TERRAIN DRIVEN  
WINDS WILL DEVELOP TODAY AND MONDAY. NIGHT-TIME SHOWERS AND  
THUNDERSTORMS ARE POSSIBLE TUESDAY NIGHT. WET THUNDERSTORMS WITH STRONG  
WIND POTENTIAL ARE POSSIBLE AREA-WIDE WEDNESDAY. THUNDERSTORMS ARE  
POSSIBLE FROM WEST- CENTRAL TO SOUTHWEST MONTANA THURSDAY AND FRIDAY.  
 
VIEW FIRE WEATHER BRIEFING VIDEOS ON OUR YOUTUBE CHANNEL  
AT HTTPS://WWW.YOUTUBE.COM/NWSMISSOULA  
A NEW VIDEO WILL BE POSTED BY THIS AFTERNOON.  
 
IDZ102-103-081000-  
PALOUSE/HELLS CANYON-CLEARWATER/NEZ PERCE-  
246 AM PDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....88-98 VALLEYS AND 75-85 RIDGES.  
* MIN HUMIDITY........8-17 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............SOUTH UP TO 5 MPH BECOMING WEST 5-10 MPH  
LATE IN THE AFTERNOON.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-60.  
* MAX HUMIDITY........45-55 PERCENT VALLEYS AND 37-47 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............NORTHWEST 5-10 MPH BECOMING SOUTH AFTER  
MIDNIGHT.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....95-105 VALLEYS AND 80-90 RIDGES.  
* MIN HUMIDITY........9-16 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............WEST 10-15 MPH.  
* HAINES INDEX........5 MODERATE.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 60-70. HIGHS 95-105. MIN HUMIDITIES  
15-25 PERCENT. EAST WINDS 5-10 MPH.    
WEDNESDAY
 
NOT AS WARM. PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS. LOWS 65-75. HIGHS 85-95. MIN HUMIDITIES  
35-45 PERCENT. SOUTHEAST WINDS 5-10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 85-95. SOUTHWEST WINDS 5-10 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS 60-70. HIGHS 85-95.    
SATURDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.  
 

 
 
MTZ104-105-081000-  
KOOTENAI-FLATHEAD/GLACIER PARK-  
346 AM MDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-95 VALLEYS AND 70-80 RIDGES.  
* MIN HUMIDITY........8-18 PERCENT VALLEYS AND 21-31 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............WEST 10-15 MPH.  
* HAINES INDEX........2 VERY LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-60.  
* MAX HUMIDITY........68-78 PERCENT VALLEYS AND 47-57 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-10 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............WEST 5-15 MPH BECOMING SOUTHWEST IN THE LATE  
EVENING AND OVERNIGHT.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....90-100 VALLEYS AND 75-85 RIDGES.  
* MIN HUMIDITY........8-13 PERCENT VALLEYS AND 11-21 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH LATE IN  
THE AFTERNOON.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES  
15-25 PERCENT. EAST WINDS 10-20 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. LOWS 60-70. HIGHS 85-95. MIN HUMIDITIES  
30-40 PERCENT. EAST WINDS 5-10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS. LOWS  
60-70. HIGHS 80-90. SOUTHWEST WINDS 10-15 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90.    
SATURDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90.  
 

 
 
MTZ106-108-081000-  
WEST LOLO-EAST LOLO-  
346 AM MDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-90 VALLEYS AND 73-83 RIDGES.  
* MIN HUMIDITY........9-19 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH LATE IN  
THE AFTERNOON.  
* RIDGE TOP............WEST 5-10 MPH.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-60.  
* MAX HUMIDITY........55-65 PERCENT VALLEYS AND 36-46 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......DOWNSLOPE/DOWNVALLEY 1-3 MPH.  
* RIDGE TOP............WEST 5-10 MPH BECOMING SOUTHWEST EARLY IN  
THE MORNING.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....88-98 VALLEYS AND 78-88 RIDGES.  
* MIN HUMIDITY........8-14 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............WEST 5-10 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 90-100. MIN HUMIDITIES  
10-20 PERCENT. SOUTHEAST WINDS 10-15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 85-95. MIN HUMIDITIES 25-35 PERCENT.  
EAST WINDS 5-10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 85-95. SOUTHWEST WINDS 5-10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS 60-70. HIGHS 80-90.    
SATURDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 80-90.  
 

 
 
MTZ107-081000-  
FLATHEAD RESERVATION-  
346 AM MDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....90-95 VALLEYS AND 65-70 RIDGES.  
* MIN HUMIDITY........8-18 PERCENT VALLEYS AND 15-25 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTHWEST 5-10 MPH BECOMING WEST IN THE  
AFTERNOON.  
* HAINES INDEX........3 VERY LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....50-60.  
* MAX HUMIDITY........53-63 PERCENT VALLEYS AND 44-54 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-10 MPH UNTIL EARLY MORNING  
BECOMING DOWNSLOPE/DOWNVALLEY 1-3 MPH.  
* RIDGE TOP............WEST 5-10 MPH BECOMING SOUTHWEST EARLY IN  
THE MORNING.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....95-100 VALLEYS AND 75-80 RIDGES.  
* MIN HUMIDITY........8-14 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 60-70. HIGHS 90-100. MIN HUMIDITIES  
10-20 PERCENT. NORTHEAST WINDS 5-10 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 65-75. HIGHS 90-100. MIN HUMIDITIES 25-35 PERCENT.  
EAST WINDS 5-10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 65-75. HIGHS 90-100. SOUTHWEST WINDS 5-10 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS 60-70. HIGHS 85-95.    
SATURDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95.  
 

 
 
MTZ109-081000-  
BITTERROOT-  
346 AM MDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-90 VALLEYS AND 70-80 RIDGES.  
* MIN HUMIDITY........5-10 PERCENT VALLEYS AND 11-16 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING UPSLOPE/UPVALLEY 4-8 MPH IN THE  
AFTERNOON.  
* RIDGE TOP............SOUTH UP TO 5 MPH BECOMING WEST 5-10 MPH  
LATE IN THE AFTERNOON.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....45-55 VALLEYS AND 55-60 RIDGES.  
* MAX HUMIDITY........43-53 PERCENT VALLEYS AND 30-40 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 5-10 MPH EARLY IN THE EVENING  
BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............NORTHWEST 5-10 MPH EARLY IN THE EVENING  
BECOMING SOUTH AFTER MIDNIGHT.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....95-100 VALLEYS AND 75-80 RIDGES.  
* MIN HUMIDITY........8-16 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......BECOMING WEST 5-15 MPH LATE IN THE  
AFTERNOON.  
* RIDGE TOP............SOUTHWEST 5-15 MPH BECOMING WEST 10-15 MPH  
LATE IN THE AFTERNOON.  
* HAINES INDEX........5 MODERATE.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 60-70. HIGHS 90-100. MIN HUMIDITIES  
15-25 PERCENT. SOUTH WINDS 10-15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 85-95. MIN HUMIDITIES 35-45 PERCENT.  
SOUTHEAST WINDS 5-10 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 80-90. SOUTHWEST WINDS 5-10 MPH.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 55-65. HIGHS 80-90.    
SATURDAY
 
PARTLY CLOUDY. LOWS 55-65. HIGHS 80-90.  
 

 
 
MTZ110-111-081000-  
DEERLODGE/WEST BEAVERHEAD-EAST BEAVERHEAD-  
346 AM MDT SUN AUG 7 2022  
   
TODAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY SUNNY.  
* MAX TEMPERATURE.....80-85 VALLEYS AND 70-75 RIDGES.  
* MIN HUMIDITY........7-13 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......VARIABLE LESS THAN 7 MPH.  
* RIDGE TOP............SOUTHWEST 5-10 MPH.  
* HAINES INDEX........4 LOW.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE.....38-48 VALLEYS AND 45-55 RIDGES.  
* MAX HUMIDITY........52-62 PERCENT VALLEYS AND 37-47 PERCENT  
RIDGES.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......NORTHWEST 5-10 MPH EARLY IN THE EVENING  
BECOMING DOWNSLOPE/DOWNVALLEY 2-5 MPH.  
* RIDGE TOP............WEST 5-10 MPH BECOMING SOUTH AFTER MIDNIGHT.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
MONDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....85-95 VALLEYS AND 75-80 RIDGES.  
* MIN HUMIDITY........7-12 PERCENT.  
* 20-FOOT WINDS.......  
* LOWER ELEVATION......SOUTHWEST 5-15 MPH.  
* RIDGE TOP............SOUTHWEST 5-15 MPH.  
* HAINES INDEX........5 MODERATE.  
* LAL.................1.  
* CHANCE LIGHTNING....NEAR 0 PERCENT.  
* CWR (> 0.10 INCH)...0 PERCENT.  
   
TUESDAY
 
MOSTLY CLEAR. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES  
10-20 PERCENT. SOUTHWEST WINDS 10-15 MPH.    
WEDNESDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 55-65. HIGHS 85-95. MIN HUMIDITIES 20-30 PERCENT.  
SOUTHEAST WINDS 10-20 MPH.    
THURSDAY
 
PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 60-70. HIGHS 80-90. SOUTHWEST WINDS 10-20 MPH.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 55-65. HIGHS 80-90.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS. LOWS 55-65. HIGHS 75-85.  
 

 
 
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