494  
FNUS76 KSTO 100158  
FWSSTO  
 
SPOT FORECAST FOR D54 PILE BURN BEAR...U.S. FOREST SERVICE  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
558 PM PST MON FEB 9 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 PST ON FEBRUARY 10.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
A WEATHER SYSTEM WILL BRING PRECIPITATION, BREEZY SOUTH WINDS,  
AND ISOLATED THUNDERSTORMS LATE TONIGHT THROUGH WEDNESDAY.  
HEAVIEST PRECIPITATION WILL OCCUR TUESDAY AFTERNOON/EVENING.  
FORECAST RAIN AMOUNTS ARE AROUND 1.25" WITH A 20-35% CHANCE OF  
SEEING 1.50" OR MORE OF RAIN. A LIGHT DUSTING OF SNOW IS  
POSSIBLE ABOVE 5000 FEET TUESDAY NIGHT INTO WEDNESDAY MORNING.  
ADDITIONALLY THERE IS A 10-20% CHANCE FOR ISOLATED THUNDERSTORMS  
TUESDAY AND WEDNESDAY.  
 
WINDS WILL INCREASE FROM THE SOUTH ON TUESDAY WITH GUSTS 25  
TO 35 MPH BEFORE WEAKENING SLIGHTLY TO GUSTS UP TO 15-25 MPH  
TUESDAY NIGHT - WEDNESDAY. THERE WILL BE A BRIEF BREAK IN  
PRECIPITATION THURSDAY INTO FRIDAY BEFORE A WETTER, COLDER  
SYSTEM MOVES THROUGH SATURDAY THROUGH THE WEEKEND.  
 
MONDAY PM-WEDNESDAY: CHANCE FOR RAIN 1" OR MORE: 60-70%  
MONDAY PM-WEDNESDAY: CHANCE FOR SNOW 0.10" OR MORE: 20-35%  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN LATE IN THE  
MORNING, THEN RAIN IN THE AFTERNOON.  
MAX TEMPERATURE.....52-56.  
MIN HUMIDITY........47-51 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 7 TO 14 MPH WITH GUSTS 20 TO 30  
MPH.  
RIDGETOP...........SOUTH 15 TO 25 MPH INCREASING TO 20 TO 30 MPH  
EARLY IN THE AFTERNOON, THEN DECREASING TO  
15 TO 20 MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......4800 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 25 MPH INCREASING TO 20 TO 30 MPH  
EARLY IN THE AFTERNOON, THEN DECREASING TO  
15 TO 20 MPH LATE IN THE AFTERNOON.  
CWR.................6 PERCENT INCREASING TO 95 PERCENT.  
CHANCE OF THUNDER...9 PERCENT.  
 
TIME (PST) 9 AM 11 AM 1 PM 3 PM 5 PM  
SKY COVER.......CLOUDY MCLDY MCLDY MCLDY CLOUDY  
CWR.............10 20 20 20 100  
CHC OF THDR (%).0 0 0 0 10  
TEMP............45 51 52 51 47  
RH..............60 52 52 57 76  
SL/VL WIND......S 12 S 14 S 14 S 14 S 13  
SL/VL WIND GUST.21 26 26 26 24  
RIDGETOP WIND...SE 16 S 24 S 28 S 28 S 17  
MIX HGT (FT)....1800 4800 4700 4700 3500  
TRANSPORT WIND..SE 16 S 24 S 28 S 28 S 17  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY. RAIN.  
MIN TEMPERATURE.....33-37.  
MAX HUMIDITY........93-97 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 7 TO 13 MPH. GUSTS UP TO 25 MPH  
EARLY IN THE EVENING THEN 20 MPH OVERNIGHT.  
RIDGETOP...........SOUTH 10 TO 15 MPH INCREASING TO AROUND 21 MPH  
OVERNIGHT.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....SOUTH 16 TO 21 MPH DECREASING TO AROUND 10 MPH  
LATE IN THE EVENING, THEN INCREASING TO AROUND  
21 MPH OVERNIGHT.  
CWR.................97 PERCENT DECREASING TO 74 PERCENT AFTER 3 AM.  
CHANCE OF THUNDER...11 PERCENT.  
 
TIME (PST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY  
CWR.............100 100 100 100 100 70  
CHC OF THDR (%).10 10 10 10 10 10  
TEMP............43 41 40 39 38 37  
RH..............86 94 96 96 95 94  
SL/VL WIND......S 13 S 9 S 9 S 9 SE 10 SE 10  
SL/VL WIND GUST.24 17 17 17 20 21  
RIDGETOP WIND...S 17 S 16 S 10 S 10 S 21 S 21  
MIX HGT (FT)....3500 2400 1700 1700 2300 2000  
TRANSPORT WIND..S 17 S 16 S 10 S 10 S 21 S 21  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. RAIN IN THE MORNING AND EARLY  
AFTERNOON, THEN RAIN LIKELY LATE IN THE  
AFTERNOON.  
MAX TEMPERATURE.....42-46.  
MIN HUMIDITY........75-79 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 10 TO 15 MPH. GUSTS 20 TO 25 MPH IN  
THE MORNING AND EARLY AFTERNOON.  
RIDGETOP...........SOUTH 15 TO 22 MPH.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....SOUTH 15 TO 22 MPH.  
CWR.................74 PERCENT DECREASING TO 18 PERCENT LATE IN THE  
AFTERNOON.  
CHANCE OF THUNDER...14 PERCENT.  
 
TIME (PST) 6 AM 9 AM NOON 3 PM  
SKY COVER.......CLOUDY CLOUDY CLOUDY CLOUDY  
CWR.............70 70 70 70  
CHC OF THDR (%).10 10 10 10  
TEMP............37 39 42 42  
RH..............96 83 77 78  
SL/VL WIND......SE 10G21 SE 10G21 S 12G23 S 10G21  
RIDGETOP WIND...S 21 S 15 S 22 S 21  
MIX HGT (FT)....2000 1800 3700 3400  
TRANSPORT WIND..S 21 S 15 S 22 S 21  
   
FORECAST DAYS 3 THROUGH 5
 
   
THURSDAY
 
 
MOSTLY CLOUDY. RAIN LIKELY AND SLIGHT CHANCE OF SNOW. LOWS IN THE  
UPPER 20S. HIGHS IN THE UPPER 40S. EAST WINDS AROUND 6 MPH.    
FRIDAY
 
 
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S.  
NORTHEAST WINDS AROUND 8 MPH.    
SATURDAY
 
 
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 30S. HIGHS  
AROUND 50. EAST WINDS AROUND 6 MPH.  
 

 
FORECASTER...DA  
REQUESTED BY...BRADLEY WALKER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2602141.0/STO  
.DELDT 02/10/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DAVID.REYNOLDS@USDA.GOV,BRADLEY.WALKER@USDA.GOV  
 
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