206
FNUS76 KSTO 100218
FWSSTO
SPOT FORECAST FOR RAIN TREE...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
618 PM PST MON FEB 9 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PST ON FEBRUARY 10.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A WEATHER SYSTEM WILL BRING RAIN CHANGING TO SNOW, GUSTY WINDS
AT TIMES AND A SLIGHT CHANCE (LESS THEN 15%) OF THUNDERSTORMS STARTING
TODAY (TUESDAY). THE UNSETTLED WEATHER WILL CONTINUE THROUGH MOST OF
WEDNESDAY.
PRECIPITATION SHOULD START AS RAIN EARLY IN THE AFTERNOON THEN SWITCH
OVER TO ALL SNOW BY EARLY EVENING. STORM TOTAL SNOW ACCUMULATIONS OF
5 TO 10 INCHES IS EXPECTED BY WEDNESDAY AFTERNOON. A WINTER WEATHER
ADVISORY HAS BEEN ISSUED FOR THE EXPECTED SNOWFALL.
ANOTHER (STRONGER) WEATHER SYSTEM WILL THEN MOVE INTO THE AREA LATE
IN THE WEEKEND BRINGING MORE ACCUMLATING SNOW.
TUESDAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING CLOUDY. A FEW SHOWERS
POSSIBLE AROUND NOON, THEN RAIN IN THE AFTERNOON.
MAX TEMPERATURE.....49-53.
MIN HUMIDITY........46-50 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 12 MPH. GUSTS UP TO 25 MPH IN
THE LATE MORNING AND AFTERNOON.
RIDGETOP...........SOUTH 17 TO 21 MPH INCREASING TO 29 TO 33 MPH
IN THE LATE MORNING AND EARLY AFTERNOON, THEN
DECREASING TO AROUND 22 MPH LATE IN THE
AFTERNOON.
MIXING HEIGHT.......4500 FT AGL.
TRANSPORT WINDS.....SOUTH 21 TO 22 MPH INCREASING TO 29 TO 33 MPH
IN THE LATE MORNING AND EARLY AFTERNOON, THEN
DECREASING TO AROUND 22 MPH LATE IN THE
AFTERNOON.
CWR.................6 PERCENT INCREASING TO 97 PERCENT.
CHANCE OF THUNDER...13 PERCENT.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MC MC MC MC PC MC MC MC MC MC CDY CDY
CWR.............10 10 10 10 60 60 60 60 60 60 100 100
CHC OF THDR (%).0 0 0 0 10 10 10 10 10 10 10 10
TEMP............38 37 38 42 47 49 48 47 49 46 45 42
RH..............64 66 64 58 49 48 51 54 55 54 58 73
SL/VL WIND DIR..S S S S S S S S S S S S
SL/VL WIND SPD..7 7 8 9 10 10 12 12 12 12 10 10
SL/VL WIND GUST.13 14 17 20 22 24 24 25 24 24 23 23
RIDGE WIND DIR..S S S S S S S S S S S S
RIDGE WIND SPD..35 35 40 40 45 45 50 50 45 45 40 40
MIX HGT (KFT)...0.2 1.6 1.6 1.6 4.5 4.5 4.5 3.6 3.6 3.6 2.3 2.3
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.17 21 21 21 33 33 33 29 29 29 22 22
TUESDAY NIGHT
SKY/WEATHER.........CLOUDY. RAIN EARLY IN THE EVENING. SNOW THROUGH
THE NIGHT.
MIN TEMPERATURE.....30-34.
MAX HUMIDITY........83-87 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 23 MPH
EARLY IN THE EVENING THEN 20 MPH AFTER 3 AM.
RIDGETOP...........SOUTH 18 TO 26 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....SOUTH 18 TO 26 MPH.
CWR.................97 PERCENT DECREASING TO 72 PERCENT AFTER 3 AM.
CHANCE OF THUNDER...10 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.............100 100 100 100 100 100 100 100 100 100 70 70
CHC OF THDR (%).10 0 0 0 10 10 10 10 10 10 0 0
TEMP............37 37 35 35 35 35 34 34 34 33 33 33
RH..............81 84 86 85 83 83 84 85 86 87 88 88
SL/VL WIND DIR..S S S S S S S S S S S S
SL/VL WIND SPD..10 7 7 7 6 6 6 7 7 7 8 8
SL/VL WIND GUST.23 16 16 16 15 15 15 18 18 18 20 20
RIDGE WIND DIR..S S S S S S S S S S S S
RIDGE WIND SPD..35 30 30 30 35 40 45 45 50 55 55 55
MIX HGT (KFT)...2.3 1.5 1.5 1.5 0.8 0.8 0.8 1.9 1.9 1.9 1.9 1.9
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.22 20 20 20 21 21 21 18 18 18 26 26
WEDNESDAY
SKY/WEATHER.........CLOUDY. SNOW IN THE MORNING AND EARLY
AFTERNOON, THEN SNOW LIKELY LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....41-45.
MIN HUMIDITY........58-62 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 10 MPH. GUSTS UP TO 24 MPH IN
THE MORNING AND EARLY AFTERNOON.
RIDGETOP...........SOUTH 21 TO 30 MPH.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....SOUTH 21 TO 30 MPH.
CWR.................72 PERCENT DECREASING TO 10 PERCENT LATE IN THE
AFTERNOON.
CHANCE OF THUNDER...11 PERCENT.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CDY CDY CDY CDY CDY CDY CDY CDY CDY CDY MC MC
CWR.............70 70 70 70 60 60 60 60 60 60 10 10
CHC OF THDR (%).0 10 10 10 10 10 10 10 10 10 10 10
TEMP............33 34 35 37 39 40 41 41 42 42 41 39
RH..............87 84 79 72 67 65 65 65 61 58 57 62
SL/VL WIND DIR..S S S S S S S S S S S S
SL/VL WIND SPD..8 9 9 9 10 10 10 10 10 10 8 8
SL/VL WIND GUST.20 21 21 21 24 24 24 23 23 23 18 18
RIDGE WIND DIR..S S S S S S S S S S S S
RIDGE WIND SPD..50 45 45 50 50 45 45 40 40 40 35 35
MIX HGT (KFT)...1.9 2.1 2.1 2.1 3.8 3.8 3.8 3.6 3.6 3.6 2.5 2.5
TRANSP WIND DIR.S S S S S S S S S S S S
TRANSP WIND SPD.26 21 21 21 29 29 29 30 30 30 23 23
FORECAST DAYS 3 THROUGH 7
THURSDAY
MOSTLY CLOUDY. SNOW LIKELY AND CHANCE OF RAIN. LOWS IN THE MID
20S. HIGHS IN THE MID 40S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S.
NORTHEAST WINDS AROUND 7 MPH.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF RAIN AND SNOW. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. SOUTHEAST WINDS AROUND 6 MPH.
SUNDAY
SNOW. LOWS IN THE UPPER 20S. HIGHS AROUND 40.
WASHINGTONS BIRTHDAY
SNOW. LOWS IN THE MID 20S. HIGHS IN THE UPPER 30S.
FORECASTER...WR
REQUESTED BY...MARC ELLSWORTH
TYPE OF REQUEST...PRESCRIBED
.TAG 2601991.1/STO
.DELDT 02/10/26
.FORMATTERVERSION 2.0.0
.EMAIL MARC.ELLSWORTH@USDA.GOV
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