336  
FNUS75 KTFX 130919  
FWSTFX  
 
SPOT FORECAST FOR CAMERON CREEK RX...USFS  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
319 AM MDT MON APR 13 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON APRIL 13.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED TO  
DEVELOP DURING THE EARLY AFTERNOON AND PERSIST THROUGH THE  
EVENING HOURS TONIGHT. THESE SHOWERS AND THUNDERSTORMS WILL BE  
CAPABLE OF PRODUCING GUSTY AND ERRATIC WINDS, WITH A 25% CHANCE  
THAT GUSTS EXCEED 40 MPH. WINDS WILL BECOME BREEZY AND GUSTY ON  
TUESDAY AS ZONAL FLOW SETS-UP OVER THE NORTHERN ROCKIES AND HIGH  
PLAINS, WITH A 95% CHANCE THAT GUSTS EXCEED 25 MPH AND A 35%  
CHANCE THAT GUSTS EXCEED 40 MPH. A POTENT UPPER LEVEL DISTURBANCE  
WILL BEGIN TO MOVE OVER THE REGION ON WEDNESDAY, WITH WIDESPREAD  
SNOW AND FALLING TEMPERATURES INTO THE DAY ON THURSDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
RAIN AND SNOW LATE IN THE MORNING. CHANCE OF  
RAIN IN THE AFTERNOON.  
CWR.................5 PERCENT.  
CHANCE OF THUNDER...5 PERCENT.  
MAX TEMPERATURE.....50-55.  
MIN HUMIDITY........32-37 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN  
THE AFTERNOON.  
MIXING HEIGHT.......7000 FT AGL.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
 
TIME (MDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........75 70 75 82 81 69 73 71 78 84  
WEATHER COV..... SCH SCH CHC CHC CHC CHC CHC CHC  
WEATHER TYPE.... RS RS RN RN RN RN RN RN  
TSTM COV........  
CWR.............10 10 10 10 10 10 10 10 10 10  
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10  
TEMP............38 41 46 48 49 50 51 52 51 50  
RH..............67 54 50 43 37 37 37 37 37 38  
20 FT WIND DIR..W W W W W W W W W W  
20 FT WIND SPD..10 10 15 15 15 15 15 15 10 10  
20 FT WIND GUST.20 20 25 25 30 25 25 25 25 20  
MIX HGT (KFT)...0.1 1.0 2.5 3.5 5.0 6.0 7.0 7.0 6.5 5.5  
TRANSP WIND DIR.W W W W W W W W W W  
TRANSP WIND SPD.15 20 20 20 15 15 15 20 15 15  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING  
PARTLY CLOUDY (40-50 PERCENT). CHANCE OF RAIN  
IN THE EVENING, THEN SLIGHT CHANCE OF RAIN LATE  
IN THE EVENING.  
CWR.................5 PERCENT.  
CHANCE OF THUNDER...7 PERCENT.  
MIN TEMPERATURE.....31-36.  
MAX HUMIDITY........66-71 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS AROUND 5 TO 10 MPH.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH INCREASING TO AROUND 20  
MPH AFTER 3 AM.  
 
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........83 76 76 70 55 59 61 58 45 39 48 48  
WEATHER COV.....CHC CHC CHC CHC CHC SCH  
WEATHER TYPE....RN RN RN RN RN RN  
TSTM COV........  
CWR.............10 10 10 10 10 10 0 0 0 0 0 0  
CHC OF THDR (%).10 10 10 0 0 0 0 0 0 0 0 0  
TEMP............50 47 43 42 41 40 39 39 38 37 37 36  
RH..............43 48 56 60 64 66 69 68 71 71 69 68  
20 FT WIND DIR..W W W W W W NW NW NW NW NW NW  
20 FT WIND SPD..10 10 10 10 10 10 10 10 10 10 10 10  
20 FT WIND GUST.20 20 20 20 20 20 20 20 20 20 20 20  
MIX HGT (KFT)...5.0 3.0 0.5 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.W W W W W NW NW NW NW NW NW NW  
TRANSP WIND SPD.15 15 10 10 10 15 15 15 15 20 20 20  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CWR.................5 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....54-59.  
MIN HUMIDITY........25-30 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 10 TO 15 MPH, WITH GUSTS AROUND 30 MPH.  
MIXING HEIGHT.......8500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH SHIFTING TO THE WEST 10 TO  
15 MPH EARLY IN THE AFTERNOON, THEN INCREASING TO  
AROUND 20 MPH LATE IN THE AFTERNOON.  
 
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........33 33 33 11 11 11 20 20 20 27 27 27  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 10 10 10 10 10 10  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............34 36 38 41 45 48 50 52 54 54 55 54  
RH..............67 63 59 50 43 38 35 32 31 30 29 29  
20 FT WIND DIR..NW NW NW W W W W W W W W W  
20 FT WIND SPD..10 10 10 15 15 15 10 10 10 15 15 15  
20 FT WIND GUST.20 20 20 25 25 25 25 25 25 25 25 25  
MIX HGT (KFT)...0.1 0.1 1.5 3.0 4.0 5.0 6.0 7.0 7.5 7.5 8.0 8.5  
TRANSP WIND DIR.NW NW NW NW W W W W W W W W  
TRANSP WIND SPD.20 15 15 15 15 15 10 15 20 20 20 20  
 
 
 
FORECASTER...MOLDAN  
REQUESTED BY...KYLE E MARQUARDT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610136.0/TFX  
.DELDT 04/13/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KYLE.MARQUARDT@USDA.GOV, TFX.OPS@NOAA.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
Main Text Page