607  
FNUS75 KMSO 011335  
FWSMSO  
 
SPOT FORECAST FOR SHINGLE CREEK FIRE  
NATIONAL WEATHER SERVICE MISSOULA MT  
735 AM MDT WED JUL 1 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0743 MDT ON JULY 01.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
UPDATED TO INCLUDE EXTENDED DISCUSSION. WIDESPREAD  
SHOWERS WILL BE ON THE DECREASE TODAY, AS SKIES STAY PARTLY  
CLOUDY AND TEMPERATURES START TO CREEP BACK UP TO A MORE  
SEASONABLE RANGE. SOME INSTABILITY WILL BRING CHANCES FOR MORE  
LOCALIZED SHOWERS AND THUNDERSTORMS THIS AFTERNOON AND EVENING.  
THE MAIN THREATS FROM THUNDERSTORMS WILL BE BRIEF HEAVY RAIN,  
SMALL HAIL, ERRATIC OUTFLOW WINDS TO ABOUT 25 MPH, AND LIGHTNING.  
 
EXPECT CHANCES FOR DAILY AFTERNOON/EVENING THUNDERSTORMS FOR THE  
REST OF THE WEEK, WITH A WARMING/DRYING TREND GOING INTO THE  
WEEKEND. UPPER LEVEL FLOW TURNS WESTERLY ON FRIDAY UNDER PARTLY  
CLOUDY SKIES. AN UPPER LEVEL JET STREAK WILL DIP DOWN OVER THE  
NORTHERN ROCKIES OVER THE WEEKEND, BRINGING SOME INCREASED WINDS  
OF ABOUT 20 MPH FOR INDEPENDENCE DAY AND AGAIN ON SUNDAY, MOSTLY  
OUT OF THE WEST. SKIES STAY MOSTLY CLEAR WITH SEASONABLE  
TEMPERATURES ON MONDAY.  
 
   
REST OF TODAY  
 
* SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF RAIN SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
* CWR (> 0.10 INCH)...10 PERCENT.  
* CHANCE LIGHTNING....20 PERCENT.  
* MAX TEMPERATURE.....65-70.  
* MIN HUMIDITY........38-43 PERCENT.  
* WIND (20 FT)........VARIABLE 2-4 MPH BECOMING NORTHEAST 6-12  
MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 6000 FT AGL IN THE  
AFTERNOON.  
* MIXING WINDS........NORTHWEST 5 MPH.  
* PRECIP AMOUNT.......0.03 INCHES.  
   
TONIGHT  
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....UP TO 10 PERCENT.  
* MIN TEMPERATURE.....48-53.  
* MAX HUMIDITY........63-68 PERCENT.  
* WIND (20 FT)........NORTH 6-12 MPH IN THE EVENING BECOMING  
VARIABLE 2-4 MPH.  
* MIXING HEIGHT.......5000 FT AGL DECREASING TO 500 FT AGL EARLY IN  
THE EVENING.  
* MIXING WINDS........NORTH 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....70-75.  
* MIN HUMIDITY........25-30 PERCENT.  
* WIND (20 FT)........VARIABLE 2-4 MPH BECOMING SOUTHWEST 6-12  
MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......2500 FT AGL INCREASING TO 9500 FT AGL.  
* MIXING WINDS........SOUTHWEST 10 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
FORECAST DAYS 3 THROUGH 7  
   
FRIDAY  
 
PARTLY CLOUDY. LOWS 52-57. HIGHS 71-76. NORTHWEST WINDS 6-12 MPH.  
   
INDEPENDENCE DAY  
 
CLEAR. LOWS 53-58. HIGHS 76-81. SOUTHWEST WINDS 10-20 MPH.    
SUNDAY  
 
CLEAR. LOWS 56-61. HIGHS 78-83. NORTHWEST WINDS 10-20 MPH.    
MONDAY  
 
MOSTLY CLEAR. LOWS 58-63. HIGHS 79-84.    
TUESDAY  
 
PARTLY CLOUDY. LOWS 59-64. HIGHS 78-83.  
 
 
FORECASTER...MESSINA  
REQUESTED BY...RICHARD GRIFFIN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2616511.1/MSO  
.DELDT 07/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RICHARD.GRIFFIN@USDA.GOV,TREVOR.UNSWORTH@USDA.GOV  
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