268  
FNUS75 KSLC 251138  
FWSSLC  
 
SPOT FORECAST FOR MOON LAKE PILES RX...USFS  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
538 AM MDT FRI SEP 25 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0730 MDT ON SEPTEMBER 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
DRY CONDITIONS ARE EXPECTED TO PREVAIL INTO THE  
WEEKEND WITH TEMPERATURES NEAR SEASONAL NORMALS AND EXCELLENT  
CLEARING INDEX VALUES. SOUTHERLY FLOW IS EXPECTED TO GRADUALLY  
INCREASE OVER THE BURN THROUGH SUNDAY AHEAD OF AN APPROACHING  
STORM SYSTEM. THIS STORM WILL BRING THE POTENTIAL FOR WIDESPREAD  
PRECIPITATION MONDAY INTO TUESDAY AS IT MOVES THROUGH UTAH.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER) THEN  
BECOMING MOSTLY SUNNY (25-35 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....64-68.  
MIN HUMIDITY........28-32 PERCENT.  
WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 3-7 MPH BECOMING SOUTHWEST  
5-10 MPH IN THE AFTERNOON. .  
MIXING HEIGHT.......8900 FT AGL (60-70TH PERCENTILE).  
TRANSPORT WINDS.....WEST WINDS 10-15 MPH.  
CLEARING INDEX......1000+.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....44-48.  
MAX HUMIDITY........52-56 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5-10 MPH BECOMING  
DOWNSLOPE/DOWNVALLEY 3-7 MPH LATE EVENING AND  
OVERNIGHT.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....WEST WINDS 10-15 MPH.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER) THEN  
BECOMING PARTLY CLOUDY (30-40 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....64-68.  
MIN HUMIDITY........34-38 PERCENT.  
WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 3-7 MPH BECOMING SOUTHWEST  
8-12 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......8500 FT AGL (60-70TH PERCENTILE).  
TRANSPORT WINDS.....SOUTHWEST WINDS 15-20 MPH.  
CLEARING INDEX......1000+.  
 

 
FORECASTER...TRAPHAGAN  
REQUESTED BY...RYAN CROW  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622339.2/SLC  
.DELDT 09/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RYAN.CROW@USDA.GOV,JOSEPH.L.WILLIAMS@USDA.GOV,KANAAN.NEALLEY@USDA.GOV,BRYAN.HUGHES@USDA.GOV  
 
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