088  
FNUS76 KSTO 110348  
FWSSTO  
 
SPOT FORECAST FOR THREE PRONG RX...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
748 PM PST TUE FEB 10 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PST ON FEBRUARY 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
RAIN SHOWERS CONTINUE THROUGH MUCH OF WED. WITH HEAVIEST  
ACCUMULATIONS THIS AM AND EARLY AFTERNOON BEFORE TAPERING OFF  
LATER TONIGHT INTO THURSDAY AM. FORECASTS SHOW 0.75-1.25" OF  
ADDITIONAL RAINFALL WEDNESDAY WITH LOCALLY HIGHER AMOUNTS POSSIBLE  
UNDER ANY THUNDERSTORM. SNOW LEVELS WILL BE 5500 FEET AND ABOVE  
SO AMOUNTS ARE FORECASTED AS RAIN BUT THERE IS A CHANCE FOR SNOW  
ACCUMULATIONS TO MIX IN AS SNOW LEVELS DECREASE WEDNESDAY EVENING.  
 
GUSTY EAST WINDS CONTINUE THROUGH THE MORNING AND EARLY  
AFTERNOON WITH GUSTS UP TO 15 TO 25 MPH BEFORE WEAKENING THIS  
EVENING AND SHIFTING TO NORTH ON THURSDAY. A DRYING TREND DEVELOPS  
THURSDAY AND FRIDAY WITH MIN RH VALUES DROPPING INTO THE 40S AND  
30S RESPECTIVELY.  
 
A RETURN TO ACTIVE WEATHER IS EXPECTED SATURDAY INTO EARLY NEXT  
WEEK WITH PERIODS OF MODERATE RAINFALL, BREEZY WINDS, AND  
THUNDERSTORM CHANCES ALL EXPECTED.  
   
WEDNESDAY  
 
SKY/WEATHER.........CLOUDY. RAIN.  
MAX TEMPERATURE.....37-41.  
MIN HUMIDITY........75-79 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 20  
MPH.  
RIDGETOP...........EAST 12 TO 15 MPH BECOMING 5 TO 10 MPH BY THE  
AFTERNOON.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....EAST 9 TO 13 MPH.  
CWR.................85 PERCENT DECREASING TO 43 PERCENT LATE IN THE  
AFTERNOON.  
CHANCE OF THUNDER...6 PERCENT.  
 
TIME (PST) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CDY CDY CDY CDY CDY MC CDY MC MC CDY CDY  
CWR.............90 90 90 80 80 80 80 80 80 40 40  
CHC OF THDR (%).0 0 0 10 10 10 0 0 0 10 10  
TEMP............38 37 37 38 39 39 39 39 39 38 38  
RH..............78 80 79 79 87 93 97 95 96 88 86  
SL/VL WIND DIR..E E E E E E E E SE SE SE  
SL/VL WIND SPD..12 12 10 10 10 10 9 9 9 8 8  
SL/VL WIND GUST.17 17 18 18 18 17 17 17 17 14 14  
RIDGE WIND DIR..E E E E E E E E E SE SE  
RIDGE WIND SPD..13 13 13 13 13 13 12 12 12 9 9  
MIX HGT (KFT)...0.1 0.1 0.1 0.3 0.3 0.3 0.4 0.4 0.4 0.2 0.2  
TRANSP WIND DIR.E E E E E E E E E SE SE  
TRANSP WIND SPD.13 13 13 13 13 13 12 12 12 9 9  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN EARLY IN THE  
EVENING, THEN SLIGHT CHANCE OF RAIN IN THE LATE  
EVENING AND OVERNIGHT. SLIGHT CHANCE OF SNOW  
OVERNIGHT.  
MIN TEMPERATURE.....35-39.  
MAX HUMIDITY........75-79 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......EAST WINDS 5 TO 10 MPH SHIFTING TO  
NORTH TO EAST AFTER 3 AM.  
RIDGETOP...........EAST 5 TO 10 MPH BECOMING LIGHT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....EAST 5 TO 10 MPH BECOMING LIGHT.  
CWR.................43 PERCENT DECREASING TO 3 PERCENT.  
CHANCE OF THUNDER...6 PERCENT.  
 
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CDY MC MC MC MC MC MC MC MC MC MC MC  
CWR.............40 40 40 40 10 10 10 10 10 10 0 0  
CHC OF THDR (%).10 10 10 10 0 0 0 0 0 0 0 0  
TEMP............38 39 38 38 38 38 38 38 38 38 38 37  
RH..............84 84 84 82 80 80 81 81 80 79 78 76  
SL/VL WIND DIR..E E E E E E E E E NE N N  
SL/VL WIND SPD..8 6 6 6 6 6 6 5 5 5 5 5  
SL/VL WIND GUST.14 9 9 9 8 8 8 8 8 8 7 7  
RIDGE WIND DIR..E E E E E E E E E NE N N  
RIDGE WIND SPD..9 8 8 8 9 9 9 7 7 7 6 6  
MIX HGT (KFT)...0.2 0.1 0.1 0.1 0.3 0.3 0.3 0.4 0.4 0.4 0.1 0.1  
TRANSP WIND DIR.E E E E E E E E E NE N N  
TRANSP WIND SPD.9 8 8 8 9 9 9 7 7 7 6 6  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING MOSTLY SUNNY.  
MAX TEMPERATURE.....46-50.  
MIN HUMIDITY........51-55 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTH WINDS 5 TO 10 MPH.  
RIDGETOP...........NORTHEAST 5 TO 8 MPH SHIFTING TO THE NORTH 5 TO  
10 MPH IN THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......2400 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 10 MPH.  
CWR.................3 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
 
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC MC MC MC MCR MCR MCR PC PC PC PC PC  
CWR.............3 0 0 0 0 0 0 0 0 0 0 0  
TEMP............37 37 39 40 42 44 45 46 47 47 47 46  
RH..............74 72 69 66 65 66 69 70 68 65 62 60  
SL/VL WIND DIR..N NW NW NW N N N N N N N N  
SL/VL WIND SPD..5 5 5 5 5 5 5 6 6 6 6 6  
SL/VL WIND GUST.7 7 7 7 8 8 8 12 12 12 13 13  
RIDGE WIND DIR..E NE NE NE NE NE NE NE N N N N  
RIDGE WIND SPD..6 5 5 5 5 5 5 6 6 6 7 7  
MIX HGT (KFT)...0.1 0.1 0.1 0.1 0.9 0.9 0.9 2.4 2.4 2.4 1.6 1.6  
TRANSP WIND DIR.E NE NE NE N N N N N N N N  
TRANSP WIND SPD.6 5 5 5 5 5 5 6 6 6 7 7  
   
FORECAST DAYS 3 THROUGH 5  
   
FRIDAY  
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 50S.  
NORTHWEST WINDS AROUND 6 MPH.    
SATURDAY  
 
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS IN THE UPPER  
30S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS AROUND 6 MPH.    
SUNDAY  
 
SNOW AND CHANCE OF RAIN. LOWS IN THE MID 30S. HIGHS IN THE UPPER  
30S. SOUTH WINDS AROUND 8 MPH.  
 
 
FORECASTER...DA  
REQUESTED BY...JACOB KURKO  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2602214.1/STO  
.DELDT 02/11/26  
.FORMATTERVERSION 2.0.0  
.EMAIL BRADFORD.TOVAR@USDA.GOV,JACOB.KURKO@USDA.GOV  
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