182  
FNUS75 KSLC 172038  
FWSSLC  
 
SPOT FORECAST FOR BUCK BASIN...FFSL  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
238 PM MDT FRI JUL 17 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1500 MDT ON JULY 17.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
MONSOONAL MOISTURE IS EXPECTED TO REMAIN IN PLACE  
THROUGH THE NEXT WEEK BRINGING DAILY CHANCES OF SHOWERS AND  
THUNDERSTORMS TO THE FIRE SITE. STORM COVERAGE SHOULD CONTINUE TO  
INCREASE NEAR THE FIRE OVER THE NEXT 1-2HRS, PERSISTING UNTIL  
9-10PM. A SIMILAR SETUP EXISTS SATURDAY AFTERNOON, WITH CHANCES  
FOR RAIN SITTING AROUND 60-80%. THE MAIN HAZARDS WITH ANY STORM  
THAT FORMS OVER THE NEXT FEW DAYS WILL BE LIGHTNING WITH  
ASSOCIATED HEAVY RAIN AND POTENTIALLY FLASH FLOODING, THOUGH A  
FEW STRONGER GUSTS TO AROUND 50MPH CAN'T BE RULED OUT. OTHERWISE,  
GOOD OVERNIGHT RECOVERIES WITH FAVORABLE HUMIDITIES WILL EXIST  
THROUGH THE NEXT FEW DAYS WITH DIURNAL WINDS AT THE FIRE.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT CLOUD COVER).  
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS.  
CWR.................60 PERCENT.  
CHANCE OF PCPN......70 PERCENT.  
CHANCE OF LIGHTNING.52 PERCENT.  
MAX TEMPERATURE.....AROUND 70.  
MIN HUMIDITY........57-59 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 3 TO 5 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......6900 FT AGL (50-60TH PERCENTILE).  
TRANSPORT WINDS.....NORTH AROUND 7 MPH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT CLOUD COVER).  
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN  
THE EVENING.  
CWR.................10 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
CHANCE OF LIGHTNING.26 PERCENT.  
MIN TEMPERATURE.....55-57.  
MAX HUMIDITY........73-75 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 7 MPH BECOMING NORTHWEST 2 TO 8  
MPH IN THE LATE EVENING AND OVERNIGHT. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
EARLY IN THE EVENING.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 7 MPH.  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER) THEN  
BECOMING MOSTLY CLOUDY (80-90 PERCENT CLOUD  
COVER). RAIN SHOWERS LIKELY EARLY IN THE  
AFTERNOON. CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. RAIN SHOWERS LATE IN THE AFTERNOON.  
CWR.................70 PERCENT.  
CHANCE OF PCPN......80 PERCENT.  
CHANCE OF LIGHTNING.50 PERCENT.  
MAX TEMPERATURE.....67-69.  
MIN HUMIDITY........61-63 PERCENT.  
WIND (20 FT)........NORTH WINDS 2 TO 4 MPH BECOMING SOUTH 3 TO 7  
MPH IN THE LATE MORNING AND EARLY AFTERNOON,  
THEN BECOMING WEST 3 TO 5 MPH LATE IN THE  
AFTERNOON. GUSTY AND ERRATIC WINDS EXPECTED  
NEAR THUNDERSTORMS IN THE AFTERNOON.  
MIXING HEIGHT.......6200 FT AGL (40-50TH PERCENTILE).  
TRANSPORT WINDS.....NORTH 7 TO 12 MPH.  
 

 
FORECASTER...WORSTER  
REQUESTED BY...MORGAN MENDENHALL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2617496.1/SLC  
.DELDT 07/17/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MORGANMENDENHALL@UTAH.GOV  
 
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