543  
FNUS76 KSTO 180052  
FWSSTO  
 
SPOT FORECAST FOR D54 PILE BURN...U.S. FOREST SERVICE  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
552 PM PDT TUE MAR 17 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON MARCH 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
WELL ABOVE NORMAL TEMPERATURES WILL PREVAIL AT THE BURN LOCATION THIS WEEK.  
WINDS WILL GENERALLY BE LIGHTER AND TERRAIN DRIVEN, WITH MID FLAME  
WINDS SPEEDS OF 1 TO 3 MPH AT TIMES. RELATIVE HUMIDITY WILL GRADUALLY LOWER  
THROUGH THE WEEK. TEMPERATURES WILL COOL SLIGHTLY OVER THE WEEKEND  
BUT REMAIN VERY WARM AND ABOVE NORMAL. DRY WEATHER CONTINUES THROUGH THE  
WEEKEND AND THEN THERE IS POTENTIAL FOR SOME LIGHT SHOWERS IN THE AREA MID  
NEXT WEEK, HOWEVER THE CHANCES ARE FAVORING AREAS NORTH OF THE BURN SITE  
AND CONFIDENCE IS VERY LOW ON SHOWERS MAKING IT FURTHER SOUTH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....79-83.  
MIN HUMIDITY........19-23 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH SHIFTING TO THE  
SOUTHWEST 5 TO 8 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......INCREASING TO 3400 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....44-48.  
MAX HUMIDITY........57-61 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 7 MPH SHIFTING TO THE  
NORTHEAST 5 TO 8 MPH OVERNIGHT WITH GUSTS TO 12 MPH.  
MIXING HEIGHT.......DECREASING TO 200 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 7 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
THURSDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....81-85.  
MIN HUMIDITY........14-18 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 9 MPH SHIFTING TO THE WEST  
5 TO 7 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......INCREASING TO 3700 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 7 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
   
FORECAST DAYS 3 THROUGH 5
 
   
FRIDAY
 
 
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 80S. 20 FT EAST WINDS  
AROUND 7 MPH.    
SATURDAY
 
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.  
20 FT NORTHEAST WINDS AROUND 7 MPH.    
SUNDAY
 
 
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.  
20 FT NORTHEAST WINDS AROUND 6 MPH.  
 

 
FORECASTER...KH  
REQUESTED BY...BRADLEY WALKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2606039.0/STO  
.DELDT 03/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRADLEY.WALKER@USDA.GOV,DAVID.REYNOLDS@USDA.GOV  
 
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