873  
FNUS75 KSLC 051120  
FWSSLC  
 
SPOT FORECAST FOR BLACK CANYON FIRE...USFS  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
520 AM MDT WED AUG 5 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MDT ON AUGUST 05.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
HOT AND DRY CONDITIONS REMAIN IN PLACE THROUGH THE  
NEXT SEVERAL DAYS AT THE FIRE WITH POOR OVERNIGHT RECOVERIES  
EXPECTED TO CONTINUE. THIS AFTERNOON, HUMIDITIES ARE FORECAST TO  
ONCE AGAIN DROP INTO THE SINGLE DIGITS WITH A SIMILAR TREND  
CONTINUING INTO THURSDAY. WINDS THIS AFTERNOON WILL REMAIN  
ELEVATED OUT OF THE NORTHWEST, CALMING DOWN SOMEWHAT TOMORROW  
AFTERNOON. TEMPERATURES WILL REMAIN HOT, PARTICULARLY ACROSS  
LOWER ELEVATION LOCATIONS, AND CONTINUE TO HEAT UP THROUGH FRIDAY.  
VIRTUALLY NO CHANCE FOR PRECIPITATION IS EXPECTED THROUGH AT  
LEAST FRIDAY, THOUGH CHANCES FOR A MONSOONAL MOISTURE PUSH  
INCREASE AS WE ENTER THE WEEKEND WITH PRECIPITATION POTENTIALLY  
RETURNING ON SATURDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER). PATCHY  
SMOKE.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....77-79.  
MIN HUMIDITY........8-10 PERCENT.  
WIND (20 FT)........WEST WINDS 2 TO 11 MPH WITH GUSTS TO AROUND 18  
MPH BECOMING 12 TO 14 MPH WITH GUSTS TO AROUND  
21 MPH AROUND 1100-1300.  
MIXING HEIGHT.......9800 FT AGL (70-80TH PERCENTILE).  
TRANSPORT WINDS.....WEST 17 TO 24 MPH.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT CLOUD COVER).  
PATCHY SMOKE.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....52-54.  
MAX HUMIDITY........19-21 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 7 TO 14 MPH WITH GUSTS TO  
AROUND 20 MPH BECOMING DOWNSLOPE 2 TO 4 MPH OVERNIGHT.  
MIXING HEIGHT.......600 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 23 MPH BECOMING NORTHWEST AROUND 8  
MPH OVERNIGHT.  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT CLOUD COVER). PATCHY  
SMOKE.  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........13-15 PERCENT.  
WIND (20 FT)........WEST WINDS 2 TO 10 MPH.  
MIXING HEIGHT.......14100 FT AGL (97-99TH PERCENTILE).  
TRANSPORT WINDS.....WEST 13 TO 15 MPH.  
 
 
FORECASTER...WORSTER  
REQUESTED BY...MICHAEL SEATON  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618836.3/SLC  
.DELDT 08/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CURTIS.LITTLEFIELD@USDA.GOV,NATHAN.SHINKLE@USDA.GOV,KARSON.GEISSINGER@USDA.GOV,MICHAEL.SEATON@USDA.GOV  
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