945  
FNUS75 KSLC 101217  
FWSSLC  
 
SPOT FORECAST FOR FRANCE CANYON...FOREST SERVICE  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
617 AM MDT THU JUL 10 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 MDT ON JULY 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
A VERY WEAK COLD FRONT HAS DRIFTED INTO SOUTHERN UTAH  
EARLY THIS MORNING. THE FRONT WILL DIMINISH TODAY. NET EFFECT OF  
THE FRONT WILL BE A SHIFT IN THE TRANSPORT/FREE WINDS FROM THE SW  
TO THE NW, WITH LITTLE CHANGE IN TEMPERATURE OR RH. FROM FRIDAY  
INTO EARLY NEXT WEEK, A RIDGE OF HIGH PRESSURE WILL GRADUALLY  
SETTLE INTO THE GREAT BASIN, FAVORING A WARMING TREND AND A  
TENDENCY TOWARDS TERRAIN-DRIVEN WINDS. RIDGETOP WINDS WILL LARGELY  
REMAIN WEST TO NORTHWEST UNTIL SUNDAY, WHEN THEY WILL BECOME  
NORTHERLY. IT DOESN'T APPEAR THAT SOUTHERLY RIDGETOP WINDS WILL  
MAKE A RETURN APPEARANCE FOR ABOUT A WEEK. ANOTHER CONSEQUENCE OF  
THE BUILDING RIDGE WILL BE A TENDENCY TOWARDS POOR OVERNIGHT  
RECOVERY, ESPECIALLY IN THE THERMAL BELT. A MODEST INCREASE IN  
MOISTURE REMAINS POSSIBLE TOWARDS THE SECOND HALF OF NEXT WEEK,  
ESPECIALLY BY THURSDAY AND BEYOND. HOWEVER, THERE REMAINS A  
CONSIDERABLE AMOUNT OF UNCERTAINTY REGARDING NOT ONLY HOW MUCH  
MOISTURE WE MIGHT GET, BUT ALSO TIMING AND LOCATION. AT THIS  
POINT, THE MOST LIKELY SCENARIO POINTS TO A MODEST INCREASE IN  
MOISTURE IN ABOUT A WEEK FROM NOW, MANIFEST BY ISOLATED SHOWERS  
AND THUNDERSTORMS. WE'LL CONTINUE TO MONITOR THESE TRENDS.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....81-83.  
MIN HUMIDITY........9-11 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5-10 MPH INCREASING TO 10-17 MPH  
IN THE AFTERNOON. AT RIDGETOPS, NORTHWEST WINDS  
15-25 MPH.  
MIXING HEIGHT.......12200 FT AGL.  
CLIMATOLOGY......90-95TH PERCENTILE.  
TRANSPORT WINDS.....WEST 16 TO 18 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR (0-10 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....57-59.  
MAX HUMIDITY........20-22 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 4-10 MPH AND NORTHWEST 15-25 MPH  
AT RIDGETOPS BECOMING DOWNSLOPE/DOWNVALLEY 4-9  
MPH AROUND 2200 EXCEPT AT RIDGETOPS WHERE WINDS  
WILL BECOME NORTH AND DECREASE TO 10-18 MPH BY  
2400.  
MIXING HEIGHT.......10700 FT AGL DECREASING TO 100 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....WEST AROUND 17 MPH BECOMING NORTH AROUND 9 MPH  
OVERNIGHT.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.1 PERCENT.  
MAX TEMPERATURE.....80-82.  
MIN HUMIDITY........11-13 PERCENT.  
WIND (20 FT)........DOWNSLOPE/DOWNVALLEY WINDS 4-9 MPH BECOMING  
UPSLOPE/UPVALLEY WINDS 5-11 MPH BETWEEN 1000-1100.  
LOCALLY STRONGER WINDS FOR DRAINAGES ALIGNED NORTHWEST  
TO SOUTHEAST. AT RIDGETOP, NORTH WINDS 9-17 MPH  
BECOMING NORTHWEST IN THE AFTERNOON.  
MIXING HEIGHT.......4300 FT AGL INCREASING TO 14500 FT AGL IN THE  
AFTERNOON.  
CLIMATOLOGY......97-99TH PERCENTILE.  
TRANSPORT WINDS.....NORTHWEST 9 TO 14 MPH.  
 
 
FORECASTER...ADESMET  
REQUESTED BY...CLAIRE JOLLEY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517445.3/SLC  
.DELDT 07/10/25  
.FORMATTERVERSION 2.0.0  
.EMAIL UTCDC@FIRENET.GOV,RCJOLLEY@HOTMAIL.COM  
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