078  
FNUS75 KSLC 072356  
FWSSLC  
 
SPOT FORECAST FOR BEULAH FIRE...SUMMIT COUNTY EMERGENCY MANAGEMENT  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
556 PM MDT THU AUG 7 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1800 MDT ON AUGUST 07.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
CONDITIONS CONTINUE TO REMAIN QUITE DRY THROUGH THE  
REMAINDER OF TODAY AND TONIGHT WITH SOME RECOVERY EXPECTED FRIDAY  
AFTERNOON AHEAD OF A DRY COLD FRONT WITH MINRH VALUES IN THE LOW  
30% RANGE. HOWEVER, THIS WILL BE SHORT LIVED WITH MINRH VALUES  
DIPPING BACK INTO THE MID TEENS THIS WEEKEND. SOUTHWESTERLY WINDS  
WILL CONTINUE THROUGH AROUND 2100 BEFORE FLOW LIGHTENS RESULTING  
IN GENERALLY DOWNCANYON WINDS THROUGH THE REMAINDER OF THE  
EVENING. WITH TOMORROWS COLD FRONT, WINDS WILL PICK UP AROUND 0900  
OUT OF THE WEST, BECOMING TERRAIN DRIVEN IN THE EVENING HOURS ONCE  
AGAIN. THIS PATTERN IS EXPECTED TO REPEAT ITSELF THROUGH SATURDAY  
WITH WINDS LIGHTENING INTO THE WEEKEND.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....AROUND 40.  
MAX HUMIDITY........40-45 PERCENT FOR LOWER ELEVATIONS WITH 55-60 PERCENT ACROSS HIGHER ELEVATIONS.  
WIND (20 FT)........SOUTHWEST WINDS 6-16 MPH THROUGH 2100 BEFORE BECOMING TERRAIN-DRIVEN DOWNSLOPE 3 TO 6 MPH.  
GUSTS UP TO 45 MPH EARLY IN THE EVENING, PRIMARILY ACROSS RIDGETOPS.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 33 MPH BECOMING AROUND 14 MPH  
OVERNIGHT.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT CLOUD COVER) THEN  
BECOMING PARTLY CLOUDY (45-55 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF LIGHTNING.11 PERCENT.  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........31-33 PERCENT.  
WIND (20 FT)........DOWNSLOPE WINDS 3-6 MPH BECOMING 17-20 MPH WITH GUSTS TO AROUND 28 MPH  
BEGINNING AROUND 0900-1000. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
IN THE AFTERNOON.  
MIXING HEIGHT.......7500 FT AGL.  
CLIMATOLOGY......60-70TH PERCENTILE.  
TRANSPORT WINDS.....WEST 29 TO 32 MPH.  
   
FRIDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.2 PERCENT.  
MIN TEMPERATURE.....33-35.  
MAX HUMIDITY........47-49 PERCENT.  
WIND (20 FT)........WEST-NORTHWEST WINDS 7-17 MPH WITH GUSTS TO AROUND  
23 MPH THROUGH 2100 BEFORE BECOMING TERRAIN-DRIVEN DOWNSLOPE 3 TO 6 MPH.  
GUSTS UP TO 35 MPH EARLY IN THE EVENING, PRIMARILY ACROSS RIDGETOPS.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 29 MPH BECOMING NORTH AROUND 7 MPH  
OVERNIGHT.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT CLOUD COVER) THEN  
BECOMING PARTLY CLOUDY (45-55 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........18-20 PERCENT.  
WIND (20 FT)........DOWNSLOPE WINDS 4-6 MPH BECOMING WEST 10-13 MPH  
WITH GUSTS TO AROUND 23 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......7100 FT AGL.  
CLIMATOLOGY......50-60TH PERCENTILE.  
TRANSPORT WINDS.....WEST 18 TO 21 MPH.  
 

 
FORECASTER...WORSTER  
REQUESTED BY...KATHRYN MCMULLIN  
TYPE OF REQUEST...WILDFIRE  
.TAG 2519528.0/SLC  
.DELDT 08/07/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KMCMULLIN@SUMMITCOUNTYUTAH.GOV  
 
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