672  
FNUS75 KRIW 031315  
FWSRIW  
 
SPOT FORECAST FOR TIMBER CREEK R41 RX...USFS  
NATIONAL WEATHER SERVICE RIVERTON WY  
615 AM MST TUE FEB 3 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 MST ON FEBRUARY 03.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE  
   
DISCUSSION
 
 
DRY CONDITIONS AND PARTLY CLOUDY SKIES THROUGHOUT THE DAY WITH  
ABOVE AVERAGE TEMPERATURES BUT A FEW DEGREE COOLER THAN YESTERDAY.  
WESTERLY WINDS WILL GUSTS UP TO 20 TO 30 MPH THROUGHOUT THE DAY  
BECOMING 10 TO 20 MPH AFTER SUNSET AND THROUGH THE OVERNIGHT  
HOURS. AS A RESULT, SMOKE DISPERSAL WILL BE GOOD DURING THE DAY  
BECOMING FAIR OVERNIGHT.  
   
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
 
 
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 43.  
MIN HUMIDITY........33 PERCENT.  
WIND (20 FT)........WEST WINDS 12 TO 16 MPH WITH GUSTS TO AROUND 22  
MPH.  
RIDGETOP WIND.......WEST 20 TO 25 MPH.  
MIXING HEIGHT.......2000 FT AGL UNTIL 1000, THEN 5000 FT AGL UNTIL  
1700, THEN 1500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 21 TO 28 MPH.  
SMOKE DISPERSAL.....GOOD.  
 
TIME (MST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........50 45 40 35 30 30 30 25 30  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0 0 10 10 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0  
TEMP............33 37 39 40 41 42 43 42 39  
RH..............53 44 40 37 36 34 33 34 40  
20 FT WIND DIR..W W W W W W W W W  
20 FT WIND SPD..13 13 12 12 14 15 16 14 13  
20 FT WIND GUST.18 18 17 17 19 20 22 19 18  
RIDGE WIND DIR..W W W W W W W W W  
RIDGE WIND SPD..20 20 20 20 20 25 25 20 20  
MIX HGT (KFT)...2.0 4.0 4.5 5.0 5.0 5.0 4.5 3.5 1.5  
TRANSP WIND DIR.NW NW NW NW NW NW NW NW W  
TRANSP WIND SPD.24 28 28 26 26 26 25 23 21  
SDSPL KT-FT/100046 95 108 111 113 112 95 74 26  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 30.  
MAX HUMIDITY........53 PERCENT.  
WIND (20 FT)........WEST WINDS AROUND 9 MPH UNTIL 1900, THEN  
SOUTHWEST AROUND 7 MPH UNTIL 2000, THEN LIGHT.  
RIDGETOP WIND.......SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......1000 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 16 MPH.  
SMOKE DISPERSAL.....GOOD.  
 
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........25 30 20 15 15 15 15 15 15 15 15 15  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).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............36 35 34 34 34 34 33 34 34 34 34 34  
RH..............43 53 53 49 51 53 53 51 47 47 45 43  
20 FT WIND DIR..W SW SW SW SW W W W W W W W  
20 FT WIND SPD..9 7 6 5 4 4 5 5 6 6 6 6  
20 FT WIND GUST.13 10 10 6 6 6 6 6 7 7 10 10  
RIDGE WIND DIR..W SW SW SW SW W W W W W W W  
RIDGE WIND SPD..15 15 15 10 10 10 10 10 10 10 15 15  
MIX HGT (KFT)...1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.16 14 13 13 10 10 10 12 14 13 14 14  
SDSPL KT-FT/100015 12 11 11 9 9 9 10 12 11 12 12  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........32 PERCENT.  
WIND (20 FT)........LIGHT WINDS UNTIL 0700, THEN WEST 7 TO 8 MPH  
UNTIL 1000, THEN LIGHT UNTIL 1300, THEN WEST 7  
TO 8 MPH.  
RIDGETOP WIND.......WEST 10 TO 15 MPH.  
MIXING HEIGHT.......2500 FT AGL.  
TRANSPORT WINDS.....WEST 12 TO 18 MPH.  
SMOKE DISPERSAL.....FAIR.  
 
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........15 15 25 25 25 30 30 30 25 30 35 40  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF PCPN (%).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............32 35 35 39 43 48 49 50 51 50 48 46  
RH..............41 41 40 39 37 34 33 32 33 35 37 39  
20 FT WIND DIR..W W W W W W W W W W W W  
20 FT WIND SPD..6 7 8 7 6 6 6 7 8 8 8 8  
20 FT WIND GUST.10 10 12 10 10 7 10 10 12 12 12 12  
RIDGE WIND DIR..W W W W W W W W W W W W  
RIDGE WIND SPD..15 15 15 15 15 10 15 15 15 15 15 15  
MIX HGT (KFT)...1.0 1.0 1.0 1.0 1.0 1.5 1.5 2.0 2.5 2.0 1.5 1.0  
TRANSP WIND DIR.W W W W W W W W W W W W  
TRANSP WIND SPD.13 14 15 14 13 12 14 16 18 17 17 16  
SDSPL KT-FT/100012 12 13 12 13 14 20 27 36 28 22 15  
   
FORECAST DAYS 3 THROUGH 5
 
   
THURSDAY
 
 
MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S. LIGHT  
WINDS.    
FRIDAY
 
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S. LIGHT  
WINDS.    
SATURDAY
 
 
PARTLY CLOUDY. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.  
WEST WINDS AROUND 7 MPH.  
 

 
FORECASTER...LOWE  
REQUESTED BY...ANNA CRESSLER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2601561.0/RIW  
.DELDT 02/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL ANNA.CRESSLER@USDA.GOV  
 
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