285
FNUS76 KSTO 192149
FWSSTO
SPOT FORECAST FOR HARRISON GULCH...USFS
NATIONAL WEATHER SERVICE SACRAMENTO CA
249 PM PDT MON OCT 19 2026
FORECAST IS BASED ON IGNITION TIME OF 1500 PDT ON OCTOBER 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A PATTERN CHANGE CONTINUES THROUGH THE WEEK WITH COOLER TEMPERATURES
AND BREEZY WINDS BRINGING INCREASED HUMIDITY LEVELS. SLIGHT SHOWER
CHANCES CONTINUE THIS AFTERNOON THROUGH TUESDAY WITH MORE WIDESPREAD
COVERAGE AND SOME CHANCES FOR WETTING RAIN BEGINNING TUESDAY NIGHT AND
CONTINUING THROUGH THURSDAY. ADDITIONALLY, A 10-20% CHANCE OF
THUNDERSTORMS IS IN THE FORECAST WEDNESDAY AND THURSDAY, HIGHEST
ON WEDNESDAY. A BRIEF TREND TOWARD DRIER WEATHER IS THEN EXPECTED
HEADING INTO THE WEEKEND WITH BREEZY NORTHERLY WINDS POSSIBLE ON
FRIDAY INTO SATURDAY, BEFORE THE POTENTIAL FOR MORE COOL, UNSETTLED
WEATHER RETURNS EARLY NEXT WEEK.
REST OF TODAY
SKY/WEATHER.........MOSTLY CLOUDY, SLIGHT CHANCE OF SHOWERS.
MAX TEMPERATURE.....61-65.
MIN HUMIDITY........49-53 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS UP TO 6 MPH.
RIDGETOP...........EAST 5 TO 10 MPH.
MIXING HEIGHT.......INCREASING TO 2700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 5 TO 6 MPH.
CWR.................5 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 3PM 4PM 5PM
SKY COVER.......MC MC MC
CWR.............0 0 10
CHC OF THDR (%).0 0 0
TEMP............61 62 61
RH..............46 46 48
SL/VL WIND DIR..E E E
SL/VL WIND SPD..6 5 5
SL/VL WIND GUST.13 12 10
RIDGE WIND DIR..E E E
RIDGE WIND SPD..6 6 5
MIX HGT (KFT)...2.7 2.7 1.7
TRANSP WIND DIR.SE SE E
TRANSP WIND SPD.6 6 5
TONIGHT
SKY/WEATHER.........CLOUDY. CHANCE OF RAIN EARLY IN THE EVENING.
MIN TEMPERATURE.....41-45.
MAX HUMIDITY........79-83 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST UP TO 6 MPH.
RIDGETOP...........EAST-NORTHEAST 5 TO 10 MPH.
MIXING HEIGHT.......DECREASING TO 500 FT AGL.
TRANSPORT WINDS.....EAST 5 TO 7 MPH.
CWR.................5 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MC CDY MC CDY CDY MC CDY CDY MC MC CDY MC
CWR.............10 10 10 10 10 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............60 57 53 51 50 50 49 48 48 46 45 45
RH..............49 55 58 62 63 67 69 72 73 76 78 79
SL/VL WIND DIR..E NE N NE NE NE NE E E E E NE
SL/VL WIND SPD..3 3 3 3 3 3 3 5 5 6 6 5
SL/VL WIND GUST.7 7 7 7 7 8 9 12 12 13 12 10
RIDGE WIND DIR..E NE N NE NE NE NE E E E E NE
RIDGE WIND SPD..5 5 6 6 6 7 7 7 6 6 6 6
MIX HGT (KFT)...1.7 1.7 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.5 5 6 6 6 7 7 7 6 6 6 6
TUESDAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING CLOUDY.
MAX TEMPERATURE.....62-66.
MIN HUMIDITY........38-42 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST 8 TO 14 MPH WITH GUSTS 15 TO 23 MPH.
RIDGETOP...........EAST 10 TO 15 MPH WITH GUSTS 20 TO 25 MPH.
MIXING HEIGHT.......INCREASING TO 2700 FT AGL.
TRANSPORT WINDS.....EAST 6 TO 14 MPH.
CWR.................5 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MC MC MC PC PC MC MC MC MC MC MC CDY
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............44 43 44 47 54 57 59 61 62 62 64 62
RH..............84 84 81 75 63 53 50 46 45 41 39 40
SL/VL WIND DIR..NE NE NE E E E E E E E E E
SL/VL WIND SPD..5 5 6 7 8 9 9 9 10 9 8 5
SL/VL WIND GUST.10 10 10 16 18 20 21 22 23 22 20 17
RIDGE WIND DIR..NE NE NE E E E E E E E E E
RIDGE WIND SPD..6 6 8 8 8 13 13 13 14 14 14 8
MIX HGT (KFT)...0.5 0.5 1.0 1.0 1.0 2.4 2.4 2.4 2.7 2.7 2.7 1.2
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.6 6 8 8 8 13 13 13 14 14 14 8
FORECAST DAYS 3 THROUGH 5
WEDNESDAY
MOSTLY CLOUDY. CHANCE OF RAIN AND THUNDERSTORMS. LOWS IN THE UPPER 40S.
HIGHS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE MID 40S. HIGHS IN THE
MID 60S. LIGHT WINDS.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.
NORTHWEST WINDS AROUND 10 MPH.
FORECASTER...KH
REQUESTED BY...C.LLOYD
TYPE OF REQUEST...PRESCRIBED
.TAG 2624082.0/STO
.DELDT 10/19/26
.FORMATTERVERSION 2.0.0
.EMAIL CHRISTOPHER.LLOYD@USDA.GOV
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