865  
FNUS75 KMSO 051709  
FWSMSO  
 
SPOT FORECAST FOR PIQUETT CREEK RX  
NATIONAL WEATHER SERVICE MISSOULA MT  
1109 AM MDT TUE MAY 5 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MAY 06.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WINDS SHIFT WESTERLY ON WEDNESDAY YET REMAIN  
ELEVATED GUSTING 25 TO 30 MPH. WINDS WILL REMAIN ELEVATED  
THROUGH AT LEAST SATURDAY, AS THE NORTHERN ROCKIES REMAINS ON THE  
EASTERN PERIFERY OF A WEAK RIDGE. TEMPERATURES WARM SLIGHTLY WITH  
AN INCREASE IN ATMOSPHERIC MOISTURE, KEEPING RHS FAIRLY SIMILAR  
THROUGHOUT THE PERIOD.  
 
A WEAK WAVE MOVES THROUGH THE RIDGE SATURDAY AND THERE IS LOW  
PROBABILITY (<20%) OF SHOWERS PRODUCING A WETTING RAIN.  
   
WEDNESDAY  
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE.....65-70.  
* MIN HUMIDITY........21-26 PERCENT.  
* WIND (20 FT)........VARIABLE 2-5 MPH BECOMING NORTHWEST 7-12 MPH  
WITH GUSTS UP TO 28 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......6500 FT AGL INCREASING TO 8000 FT AGL LATE IN  
THE AFTERNOON.  
* MIXING WINDS........NORTHWEST 15 MPH.  
   
WEDNESDAY NIGHT  
 
* SKY/WEATHER.........MOSTLY CLOUDY.  
* MIN TEMPERATURE.....46-51.  
* MAX HUMIDITY........58-63 PERCENT.  
* WIND (20 FT)........WEST 5-9 MPH WITH GUSTS TO AROUND 25 MPH  
BECOMING VARIABLE AROUND 5 MPH OVERNIGHT.  
* MIXING HEIGHT.......5000 FT AGL DECREASING TO 1500 FT AGL EARLY  
IN THE EVENING.  
* MIXING WINDS........WEST 15 MPH.  
   
THURSDAY  
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* MAX TEMPERATURE.....68-73.  
* MIN HUMIDITY........21-26 PERCENT.  
* WIND (20 FT)........VARIABLE AROUND 5 MPH SHIFTING WEST 9-13 MPH  
WITH GUSTS UP TO 27 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......4000 FT AGL INCREASING TO 9000 FT AGL.  
* MIXING WINDS........WEST 20 MPH.  
   
FORECAST DAYS 3 THROUGH 5  
   
FRIDAY  
 
PARTLY CLOUDY. LOWS 42-47. HIGHS 67-72. WEST WINDS 7-12 MPH WITH  
GUSTS TO 25 MPH.   
SATURDAY  
 
PARTLY CLOUDY WITH CHANCE OF RAIN. LOWS 41-46. HIGHS 62-67.  
WEST WINDS 6-10 MPH WITH GUSTS TO 22 MPH.  
 
 
FORECASTER...BEC  
REQUESTED BY...DAVID FOX  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612632.1/MSO  
.DELDT 05/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.FOX@USDA.GOV,SCOTT.WOODIN@USDA.GOV  
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