481  
FNUS75 KSLC 041755  
FWSSLC  
 
SPOT FORECAST FOR SAN PITCH RX...FFSL CENTRAL AREA  
NATIONAL WEATHER SERVICE SALT LAKE CITY UT  
1055 AM MST TUE NOV 4 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 MST ON NOVEMBER 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
WARM AND DRY CONDITIONS WILL REMAIN IN PLACE OVER THE NEXT  
24-48 HOURS AS THE BURN AREA REMAINS UNDER THE INFLUENCE OF A  
RIDGE OF HIGH PRESSURE. BREEZY SOUTHWESTERLY WINDS ARE EXPECTED TO  
PAIR WITH RELATIVE HUMIDITY IN THE UPPER TEENS THIS AFTERNOON TO  
PRODUCE ELEVATED FIRE WEATHER CONDITIONS. THIS WILL ALSO BE THE  
CASE DURING THE AFTERNOON ON WEDNESDAY AS WE SEE A SLIGHT INCREASE  
IN SOUTHWESTERLY FLOW AS A WEAK WEATHER SYSTEM PUSHES INTO THE  
AREA THROUGH THE SECOND HALF OF THE DAY. ADDITIONALLY, OVERNIGHT  
RELATIVE HUMIDITY RECOVERY IS EXPECTED TO BE QUITE POOR FROM  
TUESDAY NIGHT INTO WEDNESDAY MORNING AS THE AIRMASS REMAINS VERY  
DRY. CONDITIONS OVER THE BURN AREA WILL REMAIN DRY AS THIS SYSTEM  
PUSHES THROUGH, THOUGH A SIGNIFICANT INCREASE IN RELATIVE HUMIDITY  
IS EXPECTED IN THE WAKE OF THE EXPECTED COLD FRONT.  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........15-20 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 7-13 MPH WITH GUSTS UP TO 20-25 MPH  
ON HIGHER EXPOSURE TERRAIN.  
MIXING HEIGHT.......3900 FT AGL.  
CLIMATOLOGY......30-40TH PERCENTILE.  
TRANSPORT WINDS.....SOUTHWEST AROUND 18 MPH.  
CLEARING INDEX......670.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT CLOUD COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MIN TEMPERATURE.....34-36.  
MAX HUMIDITY........25-35 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 6-10 MPH BECOMING SOUTH 8-10  
MPH AFTER 0100.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 10 MPH.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT CLOUD COVER) THEN  
BECOMING PARTLY CLOUDY (40-50 PERCENT CLOUD  
COVER).  
CWR.................0 PERCENT.  
CHANCE OF PCPN......0 PERCENT.  
CHANCE OF LIGHTNING.0 PERCENT.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........12-17 PERCENT.  
WIND (20 FT)........SOUTH WINDS 8-13 MPH WITH GUSTS TO AROUND 20  
MPH BECOMING SOUTHWEST 10-12 MPH LATE IN THE  
AFTERNOON WITH GUSTS UP TO 25 MPH ON HIGHER  
EXPOSURE TERRAIN.  
MIXING HEIGHT.......3100 FT AGL.  
CLIMATOLOGY......20-30TH PERCENTILE.  
TRANSPORT WINDS.....SOUTH AROUND 18 MPH BECOMING SOUTHWEST AROUND  
29 MPH IN THE AFTERNOON.  
CLEARING INDEX......780.  
 
 
FORECASTER...WEBBER  
REQUESTED BY...MATT CHRISTENSEN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525088.0/SLC  
.DELDT 11/04/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MATTCHRISTENSEN@UTAH.GOV  
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