833  
FNUS75 KMSO 101643  
FWSMSO  
 
SPOT FORECAST FOR GRANT KOHRS RX  
NATIONAL WEATHER SERVICE MISSOULA MT  
1043 AM MDT FRI MAY 10 2024  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 MDT ON MAY 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
A RIDGE OF HIGH PRESSURE WILL BE THE DOMINANT  
FEATURE OVER THE REGION THROUGH THE WEEKEND. TEMPERATURES TODAY  
SHOULD BE AROUND 10 DEGREES WARMER COMPARED TO YESTERDAY WITH A  
SIGNIFICANT REDUCTION IN THE HUMIDITY. WINDS ARE STILL EXPECTED TO  
BE OUT OF THE NORTH THIS AFTERNOON AND EVENING, THEN TURNING  
SOUTHERLY AFTER SUNSET.  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....68-73.  
* MIN HUMIDITY........22-27 PERCENT.  
* WIND (20 FT)........VARIABLE 2-5 MPH BECOMING NORTH 5-10 MPH IN  
THE AFTERNOON.  
* MIXING HEIGHT.......5000 FT AGL INCREASING TO 5500 FT AGL LATE IN  
THE AFTERNOON.  
* MIXING WINDS........SOUTHEAST 5 MPH SHIFTING TO THE NORTHEAST 10  
MPH IN THE AFTERNOON.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
TIME (MDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........0 3 5 8 10 12 10  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0  
CHC OF LTNG (%).0 0 0 0 0 0 0  
TEMP............55 59 62 65 67 68 70  
RH..............55 48 40 35 33 30 28  
20 FT WIND DIR..SE E NE N N N N  
20 FT WIND SPD..3 2 5 5 6 6 7  
20 FT WIND GUST.5 5 10 10 10  
MIX HGT (KFT)...2.5 3.0 4.5 5.0 5.0 5.5 5.5  
TRANSP WIND DIR.S SE E NE NE NE N  
TRANSP WIND SPD.5 5 5 5 5 5 10  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MIN TEMPERATURE.....36-41.  
* MAX HUMIDITY........71-76 PERCENT.  
* WIND (20 FT)........NORTH 5-10 MPH BECOMING VARIABLE 2-5 MPH AFTER  
SUNSET.  
* MIXING HEIGHT.......3000 FT AGL DECREASING TO 500 FT AGL EARLY IN  
THE EVENING.  
* MIXING WINDS........NORTHEAST 5 MPH SHIFTING TO THE SOUTH 5 MPH IN THE  
OVERNIGHT.  
* PRECIP AMOUNT.......0.00 INCHES.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........10 7 8 5 5 6 6 8 7 14 11 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF LTNG (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............71 67 64 57 53 50 48 46 45 43 41 40  
RH..............26 31 39 47 53 57 61 64 67 68 70 71  
20 FT WIND DIR..N N N NE E SE S S S S S S  
20 FT WIND SPD..6 6 6 5 5 6 6 5 5 5 3 2  
20 FT WIND GUST.10 5 5  
MIX HGT (KFT)...4.5 3.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.NE NE NE E S SW S S S S S S  
TRANSP WIND SPD.5 5 5 5 5 5 5 5 5 5 5 5  
   
SATURDAY
 
 
* SKY/WEATHER.........PARTLY CLOUDY.  
* CWR (> 0.10 INCH)...0 PERCENT.  
* CHANCE LIGHTNING....0 PERCENT.  
* MAX TEMPERATURE.....76-81.  
* MIN HUMIDITY........20-25 PERCENT.  
* WIND (20 FT)........VARIABLE 3-6 MPH BECOMING NORTHWEST 5-10 MPH  
WITH GUSTS UP TO 20 MPH IN THE AFTERNOON.  
* MIXING HEIGHT.......3000 FT AGL INCREASING TO 7500 FT AGL.  
* MIXING WINDS........SOUTHWEST 10 MPH SHIFTING TO THE NORTHWEST 15  
MPH IN THE LATE MORNING AND AFTERNOON.  
* PRECIP AMOUNT.......0.00 INCHES.  
 

 
FORECASTER...SMITH  
REQUESTED BY...PAUL SMITH  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2413355.2/MSO  
.DELDT 05/10/24  
.FORMATTERVERSION 2.0.0  
.EMAIL PAUL.M.SMITH@USDA.GOV  
 
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