237  
FNUS76 KSTO 022205  
FWSSTO  
 
SPOT FORECAST FOR D54 PILE BURN...U.S. FOREST SERVICE  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
205 PM PST MON MAR 2 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 PST ON MARCH 03.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
MOSTLY CLEAR AND SUNNY CONDITIONS WILL PREVAIL OVER THE BURN SITE THE NEXT  
FEW DAYS. A SOMEWHAT WEAK TROUGH WILL MOVE INTO PORTIONS OF FAR NORCAL BY  
WEDNESDAY AND INTRODUCE A SLIGHT (~10%) CHANCE OF LIGHT RAIN SHOWERS OVER  
THE BURN SITE MAINLY IN THE EVENING AND OVERNIGHT HOURS. PRECIPITATION  
TOTALS ARE FORECAST TO BE VERY LIGHT, WITH AROUND A TRACE TO 0.05" INCHES  
OF RAIN. BIGGER WEATHER IMPACTS WILL ARRIVE THURSDAY THROUGH SATURDAY, AS  
THAT WEAK TROUGH MOVES INTO THE FOUR CORNERS REGION AND SETUPS A PERIOD  
OF BREEZY TO GUSTY NORTH WINDS. MID-FLAME WINDS WILL BE AROUND 12 MPH ON  
DURING THIS TIME, WITH GUSTS AROUND 15 TO 17 MPH. WINDS SHOULD BEGIN TO  
BECOME LIGHTER BY LATE SUNDAY.  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....57-61.  
MIN HUMIDITY........42-46 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHWEST WINDS UP TO 5 MPH LATE IN THE MORNING  
BECOMING LIGHT, THEN BECOMING WEST 5 TO 6 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2300 FT AGL.  
TRANSPORT WINDS.....EAST AROUND 8 MPH SHIFTING TO THE SOUTHWEST 6  
TO 7 MPH IN THE LATE MORNING AND AFTERNOON.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (PST) 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY COVER.......CLEAR CLEAR CLEAR MCLEAR MCLEAR  
CHC OF THDR (%).0 0 0 0 0  
TEMP............43 54 59 57 52  
RH..............59 47 44 52 68  
20 FT WIND......SW 5 W 3 W 6 W 6 W 6  
20 FT WIND GUST.8 7 10 10 10  
MIX HGT (FT)....500 1800 2300 2300 1300  
TRANSPORT WIND..E 8 SW 6 W 7 W 7 W 6  
   
TUESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-35.  
MAX HUMIDITY........89-93 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 6 MPH EARLY IN THE EVENING  
BECOMING LIGHT, THEN BECOMING EAST 5 TO 6 MPH  
IN THE LATE EVENING AND OVERNIGHT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 6 MPH SHIFTING TO THE EAST 3 TO 7  
MPH.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (PST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR  
CHC OF THDR (%).0 0 0 0 0 0  
TEMP............46 41 39 38 36 35  
RH..............87 91 91 88 83 77  
20 FT WIND......W 6 NE 3 E 6 E 6 E 6 E 6  
20 FT WIND GUST.10 6 8 8 8 9  
MIX HGT (FT)....1300 100 200 200 200 200  
TRANSPORT WIND..W 6 NE 3 E 6 E 6 E 6 E 7  
   
WEDNESDAY  
 
SKY/WEATHER.........SUNNY THEN BECOMING MOSTLY SUNNY. SLIGHT CHANCE  
OF RAIN IN THE LATE MORNING AND EARLY  
AFTERNOON.  
MAX TEMPERATURE.....52-56.  
MIN HUMIDITY........46-50 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 5 TO 6 MPH SHIFTING TO THE WEST 5 TO  
12 MPH IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......4100 FT AGL.  
TRANSPORT WINDS.....EAST 7 TO 8 MPH SHIFTING TO THE SOUTHWEST 12 TO  
13 MPH IN THE LATE MORNING AND AFTERNOON.  
CHANCE OF THUNDER...11 PERCENT.  
 
TIME (PST) 6 AM 9 AM NOON 3 PM  
SKY COVER.......MCLEAR MCLDY MCLDY PCLDY  
CHC OF THDR (%).0 0 0 10  
TEMP............35 43 52 51  
RH..............73 64 51 55  
20 FT WIND......E 6G9 E 6G9 SW 7G13 W 10G20  
MIX HGT (FT)....200 200 2500 4100  
TRANSPORT WIND..E 7 E 8 SW 12 W 13  
 
 
FORECASTER...JW  
REQUESTED BY...BRADLEY WALKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2604475.0/STO  
.DELDT 03/03/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.REYNOLDS@USDA.GOV,BRADLEY.WALKER@USDA.GOV  
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