806  
FNUS75 KSLC 262322  
FWSSLC  
 
SPOT FORECAST FOR SPRING CANYON PILE BURN RX  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
522 PM MDT MON OCT 26 2020  
   
DISCUSSION
 
A DRY AND STABLE NORTH-NORTHEAST FLOW ALOFT WILL  
REMAIN OVER THE BURN SITE TUESDAY. TRANSPORT WINDS FOR SMOKE  
DISPERSAL WILL DECREASE FROM TODAY, THOUGH CLEARING INDICES  
SHOULD REMAIN SUFFICIENTLY HIGH FOR BURN OPERATIONS DURING  
THE EARLY AND MID-AFTERNOON TIMEFRAME. A DRY/STABLE AIR MASS  
WILL REMAIN IN PLACE WEDNESDAY, THOUGH A SLIGHT INCREASE IN  
TRANSPORT WINDS FROM THE NORTHWEST WILL PUSH THE CLEARING  
INDEX SLIGHTLY HIGHER DURING THE AFTERNOON HOURS.  
 
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).  
CHANCE OF PCPN......0 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....4-7.  
MAX HUMIDITY........52-54%.  
WIND (20 FT)........NORTH WINDS 9-11 MPH WITH GUSTS TO AROUND 20  
MPH BECOMING NORTHWEST 3-5 MPH AFTER 2000.  
HAINES INDEX........3 ..VERY LOW.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER).  
CHANCE OF PCPN......0 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....29-33.  
MIN HUMIDITY........31-33%.  
WIND (20 FT)........NORTH WINDS 6-9 MPH. GUSTS 13 MPH IN THE  
AFTERNOON.  
CLEARING INDEX......520.  
HAINES INDEX........2 ..VERY LOW.  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT CLOUD COVER).  
CHANCE OF PCPN......0 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
MIN TEMPERATURE.....16-18.  
MAX HUMIDITY........51-53%.  
WIND (20 FT)........NORTHEAST WINDS 5-8 MPH.  
HAINES INDEX........3 ..VERY LOW.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY (5-15 PERCENT CLOUD COVER).  
CHANCE OF PCPN......0 PERCENT.  
CWR.................0 PERCENT.  
LAL.................1.  
MAX TEMPERATURE.....38-41.  
MIN HUMIDITY........26-290%.  
WIND (20 FT)........NORTH-NORTHWEST WINDS 3-7 MPH IN THE MORNING.  
WINDS INCREASING TO 6-9 MPH WITH GUSTS TO  
14 MPH DURING THE AFTERNOON  
CLEARING INDEX......570.  
HAINES INDEX........2 ..VERY LOW.  
 

 
FORECASTER...CONGER  
REQUESTED BY...GARRETT PITSENBARGER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2014068.0/SLC  
.DELDT 10/26/20  
.FORMATTERVERSION 1.0.26  
.EMAIL GARRETT.PITSENBARGER@USDA.GOV  
 
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