848  
FNUS75 KTFX 141527  
FWSTFX  
 
SPOT FORECAST FOR SKYTOP RX...USFS  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
827 AM MST WED JAN 14 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON JANUARY 14.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
UPPER LEVEL RIDGING WILL DOMINATE OVER THE NORTHERN ROCKIES  
THROUGH THE DAY TODAY, WITH LIGHT WINDS AND WELL ABOVE NORMAL  
TEMPERATURES EXPECTED ACROSS CENTRAL MONTANA. BY THIS EVENING A  
WEAK DISTURBANCE WILL BEGIN TO CREST THE RIDGE AND DIVE SOUTHEAST  
OVER NORTH CENTRAL AND CENTRAL MONTANA THROUGH THE DAY ON THURSDAY.  
WHILE THIS DISTURBANCE IS NOT EXPECTED TO BRING ANY PRECIPITATION  
TO THE INCIDENT AREA ON THURSDAY AN INCREASE IN MID- TO UPPER  
LEVEL CLOUDINESS IS LIKELY, ALONG WITH A SHIFT IN SURFACE WINDS  
FROM THE WEST TO NORTH DURING THE MID- TO LATE AFTERNOON HOURS AS  
A WEAK COLD FRONT PUSHES SOUTH.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....46-51.  
MIN HUMIDITY........34-39 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS AROUND 5 MPH.  
MIXING HEIGHT.......1000 FT AGL.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
 
TIME (MST) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........16 15 14 13 12 3 3 4 3 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............39 40 42 46 48 48 48 48 47 44  
RH..............56 55 52 47 44 41 39 39 41 44  
20 FT WIND DIR..W W W W W W W W W W  
20 FT WIND SPD..5 5 5 5 5 5 5 5 5 5  
20 FT WIND GUST.15 15 15 15 15 15 15 15 15 15  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.5 1.0 1.0 1.0 0.5 0.5  
TRANSP WIND DIR.W W W W W W W W W W  
TRANSP WIND SPD.15 15 15 15 20 20 20 20 20 15  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....30-35.  
MAX HUMIDITY........46-51 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
 
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........9 7 7 8 9 7 30 34 18 15 8 9  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............41 40 39 38 38 38 38 37 36 36 34 34  
RH..............43 44 44 44 44 43 42 45 46 45 48 49  
20 FT WIND DIR..W W W W SW SW W W W W W W  
20 FT WIND SPD..5 5 5 5 5 10 5 5 5 5 5 5  
20 FT WIND GUST.15 15 15 15 15 15 15 15 15 15 15 15  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.1 0.5 0.5 0.5  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.15 15 15 15 15 15 15 15 15 15 20 20  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....40-45.  
MIN HUMIDITY........40-45 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH TURNING TO THE NORTHWEST  
DURING THE MID- TO LATE AFTERNOON HOURS.  
MIXING HEIGHT.......2000 FT AGL.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH SHIFTING TO THE NORTHWEST 15  
TO 20 MPH LATE IN THE AFTERNOON.  
 
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........10 9 10 10 12 13 13 13 16 16 16 33  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............34 33 34 36 38 40 41 42 42 40 38 35  
RH..............49 50 51 50 49 45 45 45 45 49 54 58  
20 FT WIND DIR..W W W W W W W W NW NW NW NW  
20 FT WIND SPD..5 5 5 5 5 5 5 5 10 10 10 5  
20 FT WIND GUST.15 15 15 15 15 15 15 15 20 20 20 15  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.5 1.0 1.5 1.5 2.0 1.5 1.5 1.0  
TRANSP WIND DIR.W W W W W W W W W NW NW NW  
TRANSP WIND SPD.20 20 20 20 25 30 30 30 25 25 20 15  
 
 
FORECASTER...MOLDAN  
REQUESTED BY...MENNING  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2600137.0/TFX  
.DELDT 01/14/26  
.FORMATTERVERSION 2.0.0  
.EMAIL WILLIAM.MENNING@USDA.GOV, TFX.OPS@NOAA.GOV  
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