340  
FNUS75 KSLC 251154  
FWSSLC  
 
SPOT FORECAST FOR BOULDER TOP FIRE...UNITED STATES FOREST SERVICE  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
554 AM MDT SAT JUL 25 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON JULY 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
CHANCES FOR AFTERNOON SHOWERS AND THUNDERSTORMS WILL  
CONTINUE AS MOISTURE LINGERS ACROSS SOUTHEASTERN UTAH. THIS  
AFTERNOON, STORM INITIATION IS EXPECTED AS EARLY AS 1000, BUT MORE  
LIKELY AFTER 1100 OVER BOULDER MOUNTAIN. SIMILAR TIMING IS  
EXPECTED FOR SUNDAY, THOUGH COVERAGE OF STORMS WILL BE HIGHER.  
GUSTY AND ERRATIC WINDS UP TO 45 MPH ARE POSSIBLE WITH ANY STORMS  
EITHER DAY, WITH A LOW CHANCE OF HEAVY RAIN. WHILE CONDITIONS ARE  
SLIGHTLY DRIER THAN PRIOR DAYS, OVERNIGHT RH RECOVERIES WILL STILL  
BE GOOD AT LEAST THROUGH THE WEEKEND (50-60 PERCENT).  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER 1100.  
CWR.................10 PERCENT.  
CHANCE OF PCPN......50 PERCENT AFTER 1100.  
CHANCE OF LIGHTNING.35 PERCENT AFTER 1100.  
MAX TEMPERATURE.....68-71.  
MIN HUMIDITY........30-33 PERCENT.  
WIND (20 FT)........DOWNSLOPE WINDS 4 TO 8 MPH BECOMING SOUTH 8  
TO 12 MPH AFTER 1000. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......8500 FT AGL (70-80TH PERCENTILE).  
TRANSPORT WINDS.....NORTHWEST AROUND 8 MPH BECOMING SOUTHWEST  
AROUND 9 MPH IN THE AFTERNOON.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT CLOUD COVER).  
CHANCE OF RAIN SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS BEFORE 2400.  
CWR.................5 PERCENT.  
CHANCE OF PCPN......30 PERCENT BEFORE 2400.  
CHANCE OF LIGHTNING.15 PERCENT BEFORE 2400.  
MIN TEMPERATURE.....56-59.  
MAX HUMIDITY........50-53 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 10 MPH BEFORE NORTHWEST 4 TO 8 MPH  
AFTER 2200. GUSTY AND ERRATIC WINDS EXPECTED NEAR  
THUNDERSTORMS IN THE EVENING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 8 TO 9 MPH.  
   
SUNDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY (50-60 PERCENT CLOUD COVER).  
SHOWERS AND THUNDERSTORMS LIKELY AFTER 1100.  
CWR.................20 PERCENT.  
CHANCE OF PCPN......60 PERCENT AFTER 1100.  
CHANCE OF LIGHTNING.45 PERCENT AFTER 1100.  
MAX TEMPERATURE.....68-71.  
MIN HUMIDITY........30-33 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 8 TO 12 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......9500 FT AGL (80-90TH PERCENTILE).  
TRANSPORT WINDS.....NORTHWEST AROUND 7 MPH BECOMING NORTH AROUND 9  
MPH IN THE AFTERNOON.  
 

 
FORECASTER...CUNNINGHAM  
REQUESTED BY...KANAAN NEALLEY  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618052.1/SLC  
.DELDT 07/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL KANAAN.NEALLEY@USDA.GOV  
 
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