848  
FNUS75 KSLC 301051  
FWSSLC  
 
SPOT FORECAST FOR UTTR RX...USWFS/DOD  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
451 AM MDT THU APR 30 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MDT ON APRIL 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A FEW WEAK SHOWERS OR VIRGA MAY PASS OVER THE BURN  
SITE, MAINLY THIS MORNING. THESE COULD BRING BRIEFLY ERRATIC  
WINDS WITH GUSTS 25-30 MPH. OTHERWISE, EXPECT PARTLY CLOUDY TO  
MOSTLY CLEAR SKIES THROUGH FRIDAY WITH WINDS PREVAILING OUT OF  
THE NORTHEAST. TEMPERATURES WILL CONTINUE TO TREND WARMER INTO THE  
WEEKEND WITH HUMIDITIES WITHIN THE 15-20 PERCENT RANGE. GOOD TO  
EXCELLENT MIXING CONDITIONS ARE EXPECTED.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT CLOUD COVER) BECOMING  
MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF LIGHTNING.5 PERCENT.  
MAX TEMPERATURE.....64-67.  
MIN HUMIDITY........17-20 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5-11 MPH WITH GUSTS TO 20 MPH.  
MIXING HEIGHT.......8800 FT AGL (50-60TH PERCENTILE).  
TRANSPORT WINDS.....NORTH 14 TO 15 MPH.  
CLEARING INDEX......1000+.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....40-43.  
MAX HUMIDITY........67-70 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5-10 MPH.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....NORTH 14 TO 15 MPH.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....66-69.  
MIN HUMIDITY........15-18 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5-11 MPH WITH GUSTS TO 20 MPH.  
MIXING HEIGHT.......6400 FT AGL (30-40TH PERCENTILE).  
TRANSPORT WINDS.....NORTH AROUND 13 MPH.  
CLEARING INDEX......660.  
 
 
FORECASTER...CHENG  
REQUESTED BY...BRYSON GUNDLACH  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612190.0/SLC  
.DELDT 04/30/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRYSON_GUNDLACH@FWS.GOV  
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