928  
FNUS76 KSGX 201313  
FWSSGX  
 
SPOT FORECAST FOR DRD ADMIN PILE BURNING...US FOREST SERVICE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
513 AM PST THU FEB 20 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PST ON FEBRUARY 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
OFFSHORE WINDS WILL STRENGTHEN THIS AFTERNOON, MAINLY OUT OF THE NORTH  
AND NORTHEAST, WITH CONTINUED DRY WEATHER. THIS PATTERN WILL ALSO LEAD  
TO LOWER RELATIVE HUMIDITY VALUES NEAR 20 PERCENT EACH AFTERNOON. THE  
WINDS WILL BE STRONGEST TODAY WITH SURFACE GUSTS NEAR 20 MPH AT TIMES  
LATER THIS MORNING INTO THE AFTERNOON. OFFSHORE WINDS WILL HOLD, ALBEIT  
WEAKEN SLIGHTLY OVERNIGHT, WITH POOR TO MODEST OVERNIGHT RECOVERY IN  
HUMIDITY. WINDS TURN MORE EASTERLY BY FRIDAY. EXPECT LIGHTER WINDS AND  
WARMER WEATHER OVER THE WEEKEND INTO EARLY NEXT WEEK.  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........22 PERCENT.  
EYE LEVEL WINDS.....NORTH WINDS THROUGH THE MORNING, SHIFTING NORTHEAST. WINDS  
5 TO 8 MPH. GUSTS 15 TO 20 MPH IN THE AFTERNOON.  
WIND (20 FT)........NORTH WINDS THROUGH THE MORNING, SHIFTING NORTHEAST. WINDS  
8 TO 11 MPH. GUSTS 18 TO 23 MPH IN THE AFTERNOON.  
SLOPE/VALLEY.......  
RIDGETOP...........NORTHWEST AROUND 5 TO 10 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......3600 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........36 PERCENT.  
EYE LEVEL WINDS.....EAST WINDS 5 TO 7 MPH WITH GUSTS TO AROUND 15  
MPH.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 7 TO 9 MPH WITH GUSTS TO AROUND 18  
MPH.  
RIDGETOP...........NORTHEAST AROUND 5 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 16 MPH.  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 67.  
MIN HUMIDITY........20 PERCENT.  
EYE LEVEL WINDS.....NORTHEAST WINDS 5 TO 7 MPH WITH GUSTS TO  
AROUND 14 MPH IN THE MORNING. WINDS SHIFTING  
NORTHWEST AROUND 4 MPH WITH GUSTS NEAR 8 MPH IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHEAST WINDS 8 TO 10 MPH WITH GUSTS TO  
AROUND 17 MPH IN THE MORNING. WINDS SHIFTING  
NORTHWEST AROUND 4 TO 6 MPH WITH GUSTS NEAR 10 MPH IN THE AFTERNOON.  
RIDGETOP...........NORTH AROUND 5 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......4800 FT AGL.  
TRANSPORT WINDS.....NORTH AROUND 8 MPH.  
 

 
FORECASTER...ADAM ROSER  
REQUESTED BY...ANGEL PRECIADO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2503121.2/SGX  
.DELDT 02/20/25  
.FORMATTERVERSION 2.0.0  
.EMAIL ANGEL.PRECIADO@USDA.GOV  
 
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