952
FNUS76 KSTO 250348
FWSSTO
SPOT FORECAST FOR WHITTLE VMP...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
848 PM PDT SAT OCT 24 2026
FORECAST IS BASED ON IGNITION TIME OF 0838 PDT ON OCTOBER 25.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MOSTLY SUNNY SKIES WITH GENERALLY LIGHT SURFACE WINDS EXPECTED ON SUNDAY
AT THE BURN SITE. DAYTIME HUMIDITY VALUES WILL BE IN THE MID 40S AS WEAK
ONSHORE FLOW CONTINUES ACROSS THE REGION. NORTHEAST WINDS THEN WEST WINDS
DEVELOP LATER ON SUNDAY AS A WEATHER SYSTEM MOVES THROUGH THE NORTH OF
THE REGION. NORTHEAST WINDS TRANSITION TO WESTERLY WINDS MONDAY, WITH
SUSTAINED WINDS EXPECTED TO BE BELOW 10 MPH. DRY WEATHER WILL REMAIN
IN THE FORECAST THROUGH MOST OF THE WEEK, WITH NEXT CHANCE FOR ACTIVE
WEATHER ENTERING THE AREA BY THE END OF THE WEEK.
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....69-73.
MIN HUMIDITY........42-46 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS UP TO 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTH UP TO 6 MPH
LATE IN THE AFTERNOON BECOMING LIGHT.
RIDGETOP...........EAST AROUND 5 MPH SHIFTING TO THE SOUTH 6 TO 9
MPH LATE IN THE MORNING.
MIXING HEIGHT.......3900 FT AGL.
TRANSPORT WINDS.....EAST AROUND 5 MPH SHIFTING TO THE SOUTH 6 TO 9
MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 8 AM 11 AM 2 PM 5 PM
SKY COVER.......CLEAR MCLEAR MCLEAR PCLDY
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............51 65 69 68
RH..............63 45 44 44
SL/VL WIND......E 5G9 S 1G7 S 6G14 S 3G9
RIDGETOP WIND...E 5 S 8 S 9 S 6
MIX HGT (FT)....700 3000 3900 1300
TRANSPORT WIND..E 5 S 8 S 9 S 6
SUNDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY THEN
BECOMING MOSTLY CLEAR.
MIN TEMPERATURE.....48-52.
MAX HUMIDITY........63-67 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST UP TO 5 MPH LATE
IN THE EVENING.
RIDGETOP...........SOUTH AROUND 6 MPH SHIFTING TO THE NORTH 3 TO 7
MPH EARLY IN THE EVENING.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 6 MPH SHIFTING TO THE NORTH 3 TO 7
MPH EARLY IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 PM 9 PM MIDNGT 3 AM
SKY COVER.......PCLDY MCLDY MCLEAR CLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............66 58 55 53
RH..............49 58 64 64
SL/VL WIND......S 3G9 E 3G7 NE 5G8 NE 5G9
RIDGETOP WIND...S 6 NE 3 N 6 N 7
MIX HGT (FT)....1300 300 400 400
TRANSPORT WIND..S 6 NE 3 N 6 N 7
MONDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....66-70.
MIN HUMIDITY........46-50 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS UP TO 5 MPH EARLY IN THE
MORNING BECOMING LIGHT, THEN BECOMING WEST 5 TO
7 MPH LATE IN THE AFTERNOON.
RIDGETOP...........NORTHEAST 5 TO 6 MPH SHIFTING TO THE SOUTHWEST
7 TO 9 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE WEST AROUND 8 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....NORTHEAST 5 TO 6 MPH SHIFTING TO THE SOUTHWEST
7 TO 9 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE WEST AROUND 8 MPH LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLEAR CLEAR CLEAR MCLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............50 54 65 65
RH..............64 60 47 49
SL/VL WIND......NE 5G8 NE 3G7 W 2G8 W 7G16
RIDGETOP WIND...NE 6 NE 5 SW 7 W 9
MIX HGT (FT)....400 400 2300 3800
TRANSPORT WIND..NE 6 NE 5 SW 7 W 9
FORECASTER...JW
REQUESTED BY...MATT
TYPE OF REQUEST...PRESCRIBED
.TAG 2624148.4/STO
.DELDT 10/25/26
.FORMATTERVERSION 2.0.0
.EMAIL MATTHEW.HARRISON@FIRE.CA.GOV
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