717  
FNUS76 KSTO 180456  
FWSSTO  
 
SPOT FORECAST FOR FORBESTOWN IRSC PILES RX...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
856 PM PST TUE FEB 17 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON FEBRUARY 18.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
ACTIVE WEATHER TO CONTINUE AT THE BURN SITE ON WEDNESDAY AND THURSDAY.  
A SHORT WINDOW OF RELATIVELY QUIET WEATHER TOMORROW MORNING, THEN  
MORE SNOW WILL MOVE INTO THE AREA IN THE AFTERNOON/EVENING. AN  
ADDITIONAL 8 TO 15 INCHES OF SNOW IS IN THE FORECAST FOR THE  
BURN SITE THROUGH THURSDAY. THIS COLD SYSTEM WILL MOVE OUT OF  
THE AREA BY FRIDAY, USHERING IN PARTIAL CLEARING SKIES UNTIL  
ROUGHLY SATURDAY AFTERNOON, WHEN ANOTHER SYSTEM MOVES INTO THE  
REGION. SYSTEM WILL START COOLER WITH SNOW TO START AT AROUND  
3000 FEET, THEN RISE ABOVE 4500 FEET BY SUNDAY, WHERE MOSTLY RAIN  
WILL OVERTAKE THE BURN SITE. AN ADDITIONAL 3 TO 5 INCHES OF RAIN  
IS IN THE FORECAST FROM SATURDAY THROUGH TUESDAY OF NEXT WEEK,  
HOWEVER FORECAST TOTALS WILL LIKELY CHANGE AS WE MOVE THROUGH  
THE REST OF THE WEEK.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SNOW LIKELY.  
MAX TEMPERATURE.....34-38.  
MIN HUMIDITY........79-83 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 7 MPH. GUSTS UP TO 20 MPH  
 
RIDGETOP...........SOUTH 9 TO 13 MPH.  
MIXING HEIGHT.......2200 FT AGL.  
TRANSPORT WINDS.....SOUTH 9 TO 13 MPH.  
CWR.................18 PERCENT INCREASING TO 57 PERCENT.  
CHANCE OF THUNDER...9 PERCENT.  
 
TIME (PST) 7 AM 10 AM 1 PM 4 PM  
SKY COVER.......MCLDY MCLDY MCLDY CLOUDY  
CWR.............20 30 30 60  
CHC OF THDR (%).0 10 10 10  
TEMP............29 32 34 36  
RH..............94 87 84 81  
SL/VL WIND......S 6G17 S 7G20 S 7G18 S 7G20  
RIDGETOP WIND...S 9 S 12 S 13 S 10  
MIX HGT (FT)....900 1900 2200 1100  
TRANSPORT WIND..S 9 S 12 S 13 S 10  
   
WEDNESDAY NIGHT
 
 
SKY/WEATHER.........CLOUDY. SNOW LIKELY EARLY IN THE EVENING, THEN  
SNOW IN THE LATE EVENING AND OVERNIGHT.  
MIN TEMPERATURE.....30-34.  
MAX HUMIDITY........92-96 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 9 MPH WITH GUSTS TO AROUND 29  
MPH.  
RIDGETOP...........SOUTH 10 TO 17 MPH.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 17 MPH.  
CWR.................57 PERCENT INCREASING TO 94 PERCENT.  
CHANCE OF THUNDER...5 PERCENT.  
 
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY  
CWR.............60 60 60 60 80 80 80 80 80 80 90 90  
CHC OF THDR (%).10 10 10 10 0 0 0 0 0 0 0 0  
TEMP............34 34 33 33 34 34 33 33 33 32 32 32  
RH..............90 91 93 94 94 94 94 94 93 92 91 91  
SL/VL WIND DIR..S S S S S S S SE SE SE S S  
SL/VL WIND SPD..7 7 7 7 8 8 8 8 8 8 9 9  
SL/VL WIND GUST.20 21 21 21 23 23 23 25 25 25 29 29  
RIDGE WIND DIR..S S S S S S S S S S S S  
RIDGE WIND SPD..10 13 13 13 13 13 13 14 14 14 17 17  
MIX HGT (KFT)...1.1 0.2 0.2 0.2 0.8 0.8 0.8 0.7 0.7 0.7 0.9 0.9  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.10 13 13 13 13 13 13 14 14 14 17 17  
   
THURSDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SNOW IN THE MORNING AND EARLY  
AFTERNOON, THEN CHANCE OF SNOW LATE IN THE  
AFTERNOON.  
MAX TEMPERATURE.....34-38.  
MIN HUMIDITY........74-78 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 9 MPH WITH GUSTS TO AROUND 29  
MPH SHIFTING TO THE SOUTHWEST UP TO 8 MPH WITH  
GUSTS TO AROUND 21 MPH IN THE AFTERNOON.  
RIDGETOP...........SOUTH 10 TO 17 MPH SHIFTING TO THE WEST 7 TO 9  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 17 MPH DECREASING TO 10 TO 15 MPH  
IN THE MORNING, THEN SHIFTING TO THE WEST 7 TO  
9 MPH IN THE AFTERNOON.  
CWR.................94 PERCENT DECREASING TO 4 PERCENT.  
CHANCE OF THUNDER...5 PERCENT.  
 
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CDY CDY CDY CDY MC MC MC MC MC MC MC MC  
CWR.............90 90 90 90 70 70 70 70 70 70 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 10 10 10 0 0  
TEMP............33 33 33 33 33 33 34 34 35 35 35 35  
RH..............92 92 92 92 92 91 89 87 85 82 81 81  
SL/VL WIND DIR..S SE SE SE S S S SW SW SW SW SW  
SL/VL WIND SPD..9 9 9 9 9 9 9 8 8 8 5 5  
SL/VL WIND GUST.29 28 28 28 26 26 26 21 21 21 15 15  
RIDGE WIND DIR..S SE SE SE S S S SW SW SW W W  
RIDGE WIND SPD..17 15 15 15 10 10 10 9 9 9 7 7  
MIX HGT (KFT)...0.9 0.8 0.8 0.8 0.2 0.2 0.2 1.0 1.0 1.0 1.7 1.7  
TRANSP WIND DIR.S SE SE SE S S S SW SW SW W W  
TRANSP WIND SPD.17 15 15 15 10 10 10 9 9 9 7 7  
   
FORECAST DAYS 3 THROUGH 5
 
 
   
FRIDAY
 
 
PARTLY CLOUDY. CHANCE OF SNOW AND SLIGHT CHANCE OF RAIN. LOWS IN  
THE MID 20S. HIGHS IN THE LOWER 40S. LIGHT WINDS.    
SATURDAY
 
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SLIGHT CHANCE OF SNOW. LOWS  
AROUND 30. HIGHS IN THE MID 40S. LIGHT WINDS.    
SUNDAY
 
 
RAIN. LOWS AROUND 40. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS  
AROUND 9 MPH.  
 

 
FORECASTER...JW  
REQUESTED BY...JARED HAWE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2602953.0/STO  
.DELDT 02/18/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JARED.HAWE@USDA.GOV,JASON.T.MILLER@USDA.GOV,MARK.CRESALIA@USDA.GOV  
 
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