283  
FNUS75 KSLC 180953  
FWSSLC  
 
SPOT FORECAST FOR BETTRIDGE...BLM  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
353 AM MDT FRI JUL 18 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON JULY 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
MONSOON MOISTURE CURRENTLY OVER THE SOUTHERN TWO  
THIRDS OF UTAH WILL SPREAD NORTHWARD TODAY. THIS WILL BRING THE  
DEVELOPMENT OF SCATTERED SHOWERS AND THUNDERSTORMS IN THE VICINITY  
OF THE FIRE DURING THE AFTERNOON, WITH SOME STORMS LINGERING INTO  
THE EARLY EVENING. AT THE FIRE, THE MOISTURE COMING IN WILL BE  
PRIMARILY MID AND HIGH BASED, SO THERE IS LITTLE CHANCE OF WETTING  
RAIN WITH ANY STORMS THAT DEVELOP. HOWEVER, ANY STORMS THAT  
DEVELOP WILL HAVE THE POTENTIAL TO PRODUCE GUSTY AND ERRATIC  
MICROBURST WINDS. DRIER AIR STARTS TO MOVE BACK INTO THE AREA  
BEGINNING SATURDAY, LIMITING THE POTENTIAL FOR SHOWERS AND  
THUNDERSTORMS THEREAFTER. THE DRYING TREND WILL CONTINUE INTO  
EARLY NEXT WEEK. TEMPERATURES WILL BE NEAR NORMAL FOR THIS TIME OF  
YEAR WITH WINDS GENERALLY LIGHT AWAY FROM THUNDERSTORMS.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT CLOUD COVER).  
SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON.  
CWR.................5 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
CHANCE OF LIGHTNING.24 PERCENT.  
MAX TEMPERATURE.....88-92.  
MIN HUMIDITY........20-24 PERCENT.  
WIND (20 FT)........WEST WINDS 5-10 MPH SHIFTING TO THE SOUTH IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......10500 FT AGL.  
CLIMATOLOGY......60-70TH PERCENTILE.  
TRANSPORT WINDS.....SOUTHWEST WINDS 8-12 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT CLOUD COVER).  
ISOLATED SHOWERS AND THUNDERSTORMS.  
CWR.................5 PERCENT.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF LIGHTNING.15 PERCENT.  
MIN TEMPERATURE.....66-70.  
MAX HUMIDITY........38-42 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5-10 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
EVENING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST WINDS 8-12 MPH.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF LIGHTNING.11 PERCENT.  
MAX TEMPERATURE.....90-94.  
MIN HUMIDITY........12-16 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5-10 MPH.  
MIXING HEIGHT.......2500 FT AGL INCREASING TO 14800 FT AGL IN THE  
AFTERNOON.  
CLIMATOLOGY......90-95TH PERCENTILE.  
TRANSPORT WINDS.....WEST WINDS 8-12 MPH.  
 
 
FORECASTER...TRAPHAGAN  
REQUESTED BY...MICHAEL DOHERTY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2518201.0/SLC  
.DELDT 07/18/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MDOHERTY@BLM.GOV  
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