910  
FNUS75 KSLC 081724  
FWSSLC  
 
SPOT FORECAST FOR LABARON...UT-SWS  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1024 AM MST MON DEC 8 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 MST ON DECEMBER 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
UTAH WILL BE EAST OF HIGH PRESSURE THAT WILL BUILD NEAR  
THE WEST COAST WEDNESDAY AND THURSDAY. HIGH PRESSURE WILL RESULT  
IN LIGHT TRANSPORT WINDS AND LOW MIXING HEIGHTS, WITH WEDNESDAY  
CLEARING INDEX A BIT BETTER THAN THURSDAY. CLEARING INDEX WILL BE  
LOW THROUGH THE WEEKEND AS HIGH PRESSURE SLIDES EAST INTO UTAH.  
CONDITIONS WILL BE DRY THROUGH THEN.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....42-44.  
MIN HUMIDITY........50-55 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 3-8 MPH.  
MIXING HEIGHT.......1300 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....NORTHWEST 9 TO 12 MPH.  
CLEARING INDEX......160.  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....28-30.  
MAX HUMIDITY........60-65 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 2-4 MPH.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH BECOMING NORTHEAST  
AROUND 6 MPH OVERNIGHT.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....44-46.  
MIN HUMIDITY........39-44 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 3-8 MPH.  
MIXING HEIGHT.......1100 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....NORTHWEST 7 TO 13 MPH.  
CLEARING INDEX......130.  
 

 
FORECASTER...WILSON  
REQUESTED BY...GEORGE HUMPHREYS  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527186.0/SLC  
.DELDT 12/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL GEORGEHUMPHREYS@UTAH.GOV  
 
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