030  
FNUS75 KSLC 150126  
FWSSLC  
 
SPOT FORECAST FOR ROCKY CANYON...NUIFC  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
726 PM MDT FRI AUG 14 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WARMING AND DRYING CONDITIONS WILL SPREAD OVER THE FIRE  
AREA TODAY AS MOISTURE DECREASES ACROSS THE REGION. HIGH  
TEMPERATURES ARE EXPECTED TO INCREASE BY 3 TO 5 DEGREES AS  
COMPARED TO FRIDAY, WITH RELATIVE HUMIDITY FALLING BY 10 TO 15  
PERCENT. WHILE MOISTURE WILL DECREASE ACROSS THE REGION, ISOLATED  
SHOWERS AND THUNDERSTORMS MAY STILL BE PRESENT IN THE AREA DURING  
THE AFTERNOON HOURS. CHANCES FOR SHOWERS AND THUNDERSTORMS ARE  
STILL VERY LOW (10 PERCENT OR LESS). EXPECT WINDS TO BE TERRAIN  
DRIVEN THROUGH THE MORNING AND EARLY AFTERNOON HOURS BEFORE  
BECOMING MORE PERSISTENT OUT OF THE WEST. SHELTERED EAST FACING  
TERRAIN MAY STILL CONTINUE TO SEE UPSLOPE FLOWS THROUGH THE  
AFTERNOON. CONTINUED WARMING (T INCREASE BY 3 DEGREES) AND DRYING  
(HUMIDITY DOWN 5 PERCENT) IS EXPECTED INTO SUNDAY WITH GENERALLY  
LIGHT AND TERRAIN DRIVEN FLOWS PREVAILING.  
   
SATURDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF LIGHTNING.5 PERCENT.  
MAX TEMPERATURE.....UPPER ELEVATIONS: 70-74  
LOWER ELEVATIONS: 76-79.  
MIN HUMIDITY........30-35 PERCENT.  
WIND (20 FT)........TERRAIN DRIVEN (UPSLOPE) 4-7 MPH THROUGH  
1400, THEN BECOMING WEST TO WEST-SOUTHWEST  
5-10 MPH WITH GUSTS UP TO 20 MPH ON HIGHER  
EXPOSURE SLOPES AND RIDGES.  
MIXING HEIGHT.......8900 FT AGL (60-70TH PERCENTILE).  
TRANSPORT WINDS.....SOUTHWEST 8 TO 13 MPH.  
   
SATURDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....45-48.  
MAX HUMIDITY........DRAINAGES: 85-100 PERCENT.  
SLOPES AND RIDGES: 70-75 PERCENT.  
WIND (20 FT)........TERRAIN DRIVEN (DOWNSLOPE) 4-8 MPH.  
TRANSPORT WINDS.....WEST AROUND 10 MPH BECOMING SOUTHEAST AROUND 7  
MPH OVERNIGHT.  
   
SUNDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....UPPER ELEVATIONS: 72-76.  
LOWER ELEVATIONS: 79-82.  
MIN HUMIDITY........25-30 PERCENT.  
WIND (20 FT)........TERRAIN DRIVEN (UPSLOPE) 5-8 MPH, WITH GUSTS UP TO  
15 MPH ON RIDGES AND WEST FACING SLOPES.  
MIXING HEIGHT.......10600 FT AGL (70-80TH PERCENTILE).  
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH BECOMING SOUTHWEST  
AROUND 10 MPH IN THE AFTERNOON.  
 
 
FORECASTER...WEBBER  
REQUESTED BY...MORGAN MENDENHALL  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619568.3/SLC  
.DELDT 08/14/26  
.FORMATTERVERSION 2.0.0  
.EMAIL MORGANMENDENHALL@UTAH.GOV  
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