432  
FNUS75 KRIW 221926  
FWSRIW  
 
SPOT FORECAST FOR LIVE FIRE...LANDER RURAL FIRE  
NATIONAL WEATHER SERVICE RIVERTON WY  
126 PM MDT SUN MAR 22 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 MDT ON MARCH 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE  
   
DISCUSSION  
 
EXPECT MAINLY LIGHT EASTERLY WIND THROUGH THE AFTERNOON UNDER  
MOSTLY SUNNY SKIES. HUMIDITY WILL CONTINUE TO DECREASE, REACHING A  
MINIMUM BY 5 PM. WIND WILL INCREASE SLIGHTLY (7 TO 10 MPH) AND  
TRANSITION TO OUT OF THE NORTH BY 2100. WARMER AND DRIER  
CONDITIONS ARE EXPECTED MONDAY WITH A BREEZIER NORTHWESTERLY WIND  
IN THE AFTERNOON.  
   
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS  
 
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 63.  
MIN HUMIDITY........23 PERCENT.  
WIND (20 FT)........EAST AROUND 5 MPH.  
RIDGETOP WIND.......EAST AROUND 10 MPH.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 10 MPH UNTIL 1500, THEN WEST 13 TO  
15 MPH.  
SMOKE DISPERSAL.....INCREASING TO GOOD BY 1600.  
 
TIME (MDT) 1PM 2PM 3PM 4PM 5PM  
SKY (%).........5 10 20 25 40  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0  
CHC OF PCPN (%).0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0  
TEMP............52 57 59 62 62  
RH..............46 37 32 28 25  
20 FT WIND DIR..E E E E NE  
20 FT WIND SPD..4 5 5 5 5  
20 FT WIND GUST.7 7 7 7 7  
RIDGE WIND DIR..E E E E NE  
RIDGE WIND SPD..10 10 10 10 10  
MIX HGT (KFT)...4.0 4.5 5.0 5.0 5.0  
TRANSP WIND DIR.SE S W W NW  
TRANSP WIND SPD.9 10 13 15 15  
SDSPL KT-FT/100033 41 53 62 65  
   
FORECAST DAYS 2 THROUGH 5  
   
MONDAY  
 
MOSTLY SUNNY. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 70S.  
MINIMUM HUMIDITY AROUND 15 PERCENT. EAST WINDS AROUND 5 MPH IN THE  
MORNING BECOMING NORTHWEST 5 TO 10 MPH WITH GUSTS TO 15 MPH AFTER  
1400.   
TUESDAY  
 
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S.  
MINIMUM HUMIDITY AROUND 16 PERCENT. WEST WINDS 6 TO 12 MPH WITH  
GUSTS TO 20 MPH.   
WEDNESDAY  
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 80. MINIMUM  
HUMIDITY AROUND 10 PERCENT. WEST WINDS 10 TO 20 MPH WITH GUSTS TO  
30 MPH.   
THURSDAY  
 
COOLER. MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER  
60S. NORTHWEST WINDS AROUND 10 MPH.  
 
 
FORECASTER...MYERS  
REQUESTED BY...TOM SPARKS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2607133.0/RIW  
.DELDT 03/22/26  
.FORMATTERVERSION 2.0.0  
.EMAIL LANDERRURALFIRE@GMAIL.COM  
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