291  
FNUS75 KSLC 161800  
FWSSLC  
 
SPOT FORECAST FOR ROCKY CANYON...NUIFC  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1200 PM MDT SUN AUG 16 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 MDT ON AUGUST 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WHILE THE AIR MASS IS QUITE A BIT DRIER THAN PRIOR  
DAYS, THERE IS STILL A LOW CHANCE OF ISOLATED SHOWERS AND  
THUNDERSTORMS DEVELOPING OVER HIGHER TERRAIN THIS AFTERNOON AND  
MONDAY AFTERNOON. WITH ANY SHOWERS, WINDS COULD BECOME GUSTY AND  
ERRATIC UP TO 25-30 MPH. THERE IS ALSO A CHANCE OF SCATTERED  
SHOWERS MONDAY NIGHT JUST AHEAD OF A WEAK WAVE PASSING THROUGH  
IDAHO, THOUGH GUSTY WINDS WILL BE LESS OF A THREAT. DAYTIME RH  
WILL SLOWLY CONTINUE TO DRY OUT THROUGH MID-WEEK, THOUGH  
OVERNIGHT RECOVERIES WILL STILL BE GOOD TO MARGINAL.  
 
MONSOONAL MOISTURE LOOKS TO RETURN BY FRIDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......15 PERCENT.  
CHANCE OF LIGHTNING.10 PERCENT.  
MAX TEMPERATURE.....81-84.  
MIN HUMIDITY........24-27 PERCENT.  
WIND (20 FT)........WEST WINDS 10 TO 14 MPH.  
MIXING HEIGHT.......10800 FT AGL (70-80TH PERCENTILE).  
TRANSPORT WINDS.....SOUTHWEST AROUND 12 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....50-53.  
MAX HUMIDITY........55-58 PERCENT.  
WIND (20 FT)........WEST WINDS 8 TO 12 MPH BECOMING DOWNVALLEY  
3 TO 5 MPH AFTER 2000.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH BECOMING SOUTHEAST  
AROUND 7 MPH OVERNIGHT.  
   
MONDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......15 PERCENT.  
CHANCE OF LIGHTNING.10 PERCENT.  
MAX TEMPERATURE.....84-87.  
MIN HUMIDITY........22-25 PERCENT.  
WIND (20 FT)........DOWNVALLEY WINDS 3 TO 5 MPH BECOMING WEST  
10 TO 14 MPH AFTER 1200.  
MIXING HEIGHT.......11900 FT AGL (80-90TH PERCENTILE).  
TRANSPORT WINDS.....SOUTHWEST 9 TO 15 MPH.  
 
 
FORECASTER...CUNNINGHAM  
REQUESTED BY...MORGAN MENDENHALL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619568.5/SLC  
.DELDT 08/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MORGANMENDENHALL@UTAH.GOV  
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