951  
FNUS75 KSLC 181113  
FWSSLC  
 
SPOT FORECAST FOR MARKSAGAUNT PILES...USFS  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
413 AM MST TUE NOV 18 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0500 MST ON NOVEMBER 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
SCATTERED SNOW SHOWERS ARE CURRENTLY ONGOING NEAR  
THE BURN SITE AND IS EXPECTED TO CONTINUE THROUGH THE MORNING.  
COVERAGE IS EXPECTED TO CONTINUALLY INCREASE THROUGHOUT THE  
AFTERNOON TODAY AS A PACIFIC SYSTEM DRAWS NEAR WITH SNOW AS THE  
MAIN PRECIPITATION TYPE EXPECTED THROUGHOUT. ON WEDNESDAY,  
COVERAGE WILL DECREASE SOMEWHAT YIELDING SCATTERED SNOW SHOWERS  
NEAR THE BURN SITE THROUGHOUT THE DAY. THIS SHOWERY PATTERN IS  
FORECAST TO PERSIST AT LEAST THROUGH THURSDAY EVENING. THROUGH  
WEDNESDAY, 6" TO 12" IS EXPECTED AT THE BURN SITE WITH A 60%  
CHANCE OF EXCEEDING 12".  
   
REST OF TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER).  
CHANCE OF SNOW.  
CWR.................85 PERCENT.  
CHANCE OF PCPN......30 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....25-27.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 7-9 MPH.  
MIXING HEIGHT.......1000 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 20 MPH.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (85-95 PERCENT CLOUD COVER).  
CHANCE OF SNOW IN THE MORNING. SNOW LIKELY LATE IN THE  
AFTERNOON.  
CWR.................85 PERCENT.  
CHANCE OF PCPN......90 PERCENT.  
CHANCE OF LIGHTNING.7 PERCENT.  
MAX TEMPERATURE.....33-35.  
MIN HUMIDITY........98-100 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5-10 MPH.  
MIXING HEIGHT.......1300 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....SOUTHEAST 20 TO 23 MPH.  
CLEARING INDEX......390.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER). SNOW  
IN THE EVENING.  
CWR.................70 PERCENT.  
CHANCE OF PCPN......80 PERCENT.  
CHANCE OF LIGHTNING.6 PERCENT.  
MIN TEMPERATURE.....25-27.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 6-10 MPH. GUSTS UP TO 22 MPH  
EARLY IN THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 20 TO 21 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT CLOUD COVER). SNOW  
IN THE MORNING. SNOW LIKELY LATE IN THE AFTERNOON.  
CWR.................60 PERCENT.  
CHANCE OF PCPN......80 PERCENT.  
CHANCE OF LIGHTNING.7 PERCENT.  
MAX TEMPERATURE.....32-34.  
MIN HUMIDITY........96-98 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 3-9 MPH.  
MIXING HEIGHT.......1900 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....SOUTH 20 TO 21 MPH.  
CLEARING INDEX......590.  
 

 
FORECASTER...WORSTER  
REQUESTED BY...MCHENRY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525938.4/SLC  
.DELDT 11/18/25  
.FORMATTERVERSION 2.0.0  
.EMAIL JOHN.MCHENRY@GMAIL.COM  
 
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