947  
FNUS75 KSLC 181140  
FWSSLC  
 
SPOT FORECAST FOR SCARE CANYON...FFSL  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
440 AM MST TUE NOV 18 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 MST ON NOVEMBER 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
A STORM SYSTEM WILL MAKE ITS WAY ACROSS THE DESERT  
SOUTHWEST TODAY THROUGH THURSDAY. THE VAST MAJORITY OF THE  
PRECIPITATION WILL REMAIN WELL SOUTH OF THE BURN SITE, BUT THERE  
IS A CHANCE OF RAIN AND SNOW TONIGHT INTO TOMORROW MORNING. LITTLE  
IF ANY ACCUMULATION IS EXPECTED IF THIS WERE TO OCCUR. BEING SO  
FAR NORTH OF THE STORM, CONDITIONS WILL BE GENERALLY STABLE AT THE  
BURN WITH LIGHT TRANSPORT WINDS, RESULTING IN CLEARING INDICES  
WELL BELOW 500 OVER THE NEXT SEVERAL DAYS.  
   
REST OF TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (65-75 PERCENT CLOUD COVER).  
CHANCE OF PCPN......10 PERCENT.  
MAX TEMPERATURE.....38-42.  
MIN HUMIDITY........72-76 PERCENT.  
WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 3-7 MPH.  
MIXING HEIGHT.......2800 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....SOUTH WINDS 5-10 MPH.  
CLEARING INDEX......240.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER) THEN  
BECOMING MOSTLY CLOUDY (70-80 PERCENT CLOUD  
COVER). CHANCE OF SNOW LATE IN THE EVENING.  
CHANCE OF RAIN LATE IN THE EVENING. SLIGHT  
CHANCE OF SNOW EARLY IN THE MORNING.  
CHANCE OF PCPN......40 PERCENT.  
MIN TEMPERATURE.....28-32.  
MAX HUMIDITY........92-96 PERCENT.  
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY WINDS UP TO 5 MPH.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....SOUTH WINDS 5-10 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).  
SLIGHT CHANCE OF SNOW IN THE MORNING. CHANCE OF  
RAIN. CHANCE OF SNOW LATE IN THE MORNING.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....40-44.  
MIN HUMIDITY........69-73 PERCENT.  
WIND (20 FT)........UPSLOPE/UPVALLEY WINDS 3-7 MPH.  
MIXING HEIGHT.......3000 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....SOUTH WINDS 5-10 MPH.  
CLEARING INDEX......240.  
 

 
FORECASTER...TRAPHAGAN  
REQUESTED BY...MORGAN MENDENHALL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526189.0/SLC  
.DELDT 11/18/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MORGANMENDENHALL@UTAH.GOV  
 
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