129
FNUS76 KSTO 190048
FWSSTO
SPOT FORECAST FOR WOODS FIRE...U.S. FOREST SERVICE
NATIONAL WEATHER SERVICE SACRAMENTO CA
548 PM PDT TUE AUG 18 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON AUGUST 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WARM AND DRY WEATHER PREVAILS THIS WEEK, WITH NO FORECASTED
PRECIPITATION OVER THE NEXT 7 DAYS. WINDS WILL BE OUT OF THE SOUTH
TO SOUTHWEST DURING THE DAY WITH AFTERNOON/EVENING GUSTS 15 TO 20
MPH AT TIMES. STRONGEST GUSTS OF THE PERIOD EXPECTED ON FRIDAY,
WITH GUSTS CLOSE TO 22 MPH. WEAKER, TERRAIN-DRIVEN WINDS EXPECTED
DURING THE OVERNIGHT PERIOD. HUMIDITIES CONTINUE TO TREND LOWER
THROUGH THIS WEEK. COOLER TEMPERATURES AND HIGHER HUMIDITIES
EXPECTED BY THE WEEKEND AND INTO EARLY NEXT WEEK.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....73-77.
MIN HUMIDITY........21-25 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST UP TO 10 MPH IN
THE LATE MORNING AND AFTERNOON WITH GUSTS 15 TO 20 MPH.
RIDGETOP...........SOUTHWEST 6 TO 15 MPH.
MIXING HEIGHT.......5800 FT AGL.
TRANSPORT WINDS.....EAST AROUND 7 MPH SHIFTING TO THE SOUTHWEST
EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
MIN TEMPERATURE.....57-61.
MAX HUMIDITY........37-41 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS UP TO 9 MPH IN THE EVENING
WITH GUSTS TO 17 MPH BECOMING LIGHT.
RIDGETOP...........SOUTHWEST 8 TO 13 MPH.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 12 MPH SHIFTING TO THE SOUTH 6
TO 8 MPH LATE IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY THEN BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....73-77.
MIN HUMIDITY........19-23 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH LATE
IN THE MORNING WITH LATE MORNING/AFTERNOON GUSTS 15 TO 20
MPH.
RIDGETOP...........SOUTHWEST 7 TO 16 MPH INCREASING TO 15 TO 17
MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......6800 FT AGL.
TRANSPORT WINDS.....SOUTH 7 TO 14 MPH.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
FORECAST DAYS 3 THROUGH 7
FRIDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 70S.
SOUTH WINDS AROUND 6 TO 12 MPH. AFTERNOON GUSTS APPROACHING 22 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS AROUND 70. SOUTH
WINDS AROUND 8 MPH.
SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 70. SOUTH WINDS
AROUND 6 MPH.
MONDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 60S.
TUESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER 60S.
FORECASTER...KF
REQUESTED BY...AMY WINZER
TYPE OF REQUEST...WILDFIRE
.TAG 2619656.4/STO
.DELDT 08/18/26
.FORMATTERVERSION 2.0.0
.EMAIL AMY.WINZER@USDA.GOV,STANISLAUSDISPATCH@USDA.GOV,SHAUN.CRAIG@USDA.GOV,SCOTT.RUSSELL2@USDA.GOV
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