174  
FNUS75 KMSO 141302  
FWSMSO  
 
SPOT FORECAST FOR CAMERON BLUE 4  
NATIONAL WEATHER SERVICE MISSOULA MT  
702 AM MDT FRI MAY 14 2021  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MAY 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
THE NORTHERN ROCKIES WILL BE UNDER WEAK WESTERLY TO NORTHWESTERLY  
FLOW TODAY WITH SOME MOISTURE LINGERING OVER SOUTHWEST MONTANA.  
THIS MOISTURE SHOULD KEEP CLOUD COVER OVER THE BURN SITE TODAY. AS  
A RESULT, HUMIDITY STAYS UP A LITTLE HIGHER THAN YESTERDAY  
(THURSDAY). THERE WILL BE A CHANCE FOR THUNDERSTORMS THIS  
AFTERNOON AFTER ABOUT 1400 LDT. ANY STORM THAT DOES FORM WILL BE  
CAPABLE OF PRODUCING GUSTY OUTFLOW WINDS. EXPECT CLEARING SKIES ON  
SATURDAY WITH LOWER HUMIDITY AND SLIGHTLY RELAXED WINDS.  
   
REST OF TODAY
 
 
* SKY/WEATHER.........MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON.  
 
* CWR (> 0.10 INCH)...0 PERCENT.  
* MAX TEMPERATURE.....56-61.  
* MIN HUMIDITY........23-28 PERCENT.  
* WIND (20 FT)........VARIABLE 2-5 MPH BECOMING NORTHWEST 5-8 MPH  
WITH GUSTS TO AROUND 16 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......LESS THAN 100 FT AGL INCREASING TO 9500 FT  
AGL IN THE AFTERNOON.  
* MIXING WINDS........NORTHWEST 10 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* MIN TEMPERATURE.....37-42.  
* MAX HUMIDITY........66-71 PERCENT.  
* WIND (20 FT)........NORTH 5-6 MPH IN THE EVENING BECOMING  
VARIABLE 2-4 MPH.  
* MIXING HEIGHT.......9500 FT AGL DECREASING TO LESS THAN 100 FT  
AGL AFTER SUNSET.  
* MIXING WINDS........NORTH 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
   
SATURDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* MAX TEMPERATURE.....58-63.  
* MIN HUMIDITY........20-25 PERCENT.  
* WIND (20 FT)........NORTHWEST 5-8 MPH.  
* MIXING HEIGHT.......LESS THAN 100 FT AGL INCREASING TO 10000 FT  
AGL IN THE AFTERNOON.  
* MIXING WINDS........NORTHEAST 5 MPH.  
* PRECIP AMOUNT.......0.00 INCHES.  
 

 
FORECASTER...MESSINA/LEACH  
 
REQUESTED BY...ZACHARY LEE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2111728.5/MSO  
.DELDT 05/14/21  
.EMAIL ZACHARY.LEE@USDA.GOV  
 
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