630
FNUS76 KSTO 260346
FWSSTO
SPOT FORECAST FOR WHITTLE VMP...CAL FIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
846 PM PDT SUN OCT 25 2026
FORECAST IS BASED ON IGNITION TIME OF 0838 PDT ON OCTOBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MOSTLY SUNNY SKIES, SEASONABLE HIGH TEMPERATURES, AND MAINLY LIGHT SURFACE
WINDS AT THE BURN SITE ON MONDAY AND TUESDAY. LIGHT NORTH WINDS BECOMING
WEST IN THE AFTERNOON, SUSTAINED UNDER 7 MPH WITH AN OCCASIONAL GUST UP
TO 15 MPH. CLOUD COVERAGE SHOULD BE MOSTLY CLEAR, SOME MID-LEVEL CLOUDS
POSSIBLE IN THE MORNING, BUT OVERALL CLEAR SKIES EXPECTED FOR A MAJORITY
OF BOTH DAYS. ONSHORE FLOW WILL HELP RH VALUES REMAIN IN THE 40S TO LOW 50S.
DRY AND MOSTLY CLEAR WEATHER FAVORED THROUGH FRIDAY, THEN THE POTENTIAL
RETURN OF PRECIPITATION ENTERS THE FORECAST FRIDAY.
MONDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....64-68.
MIN HUMIDITY........47-51 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTH WINDS UP TO 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST UP TO 7 MPH
IN THE AFTERNOON.
RIDGETOP...........NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AROUND 8 MPH LATE IN THE MORNING,
THEN SHIFTING TO THE NORTHWEST AROUND 7 MPH
LATE IN THE AFTERNOON.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST AROUND 8 MPH LATE IN THE MORNING,
THEN SHIFTING TO THE NORTHWEST AROUND 7 MPH
LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 8 AM 11 AM 2 PM 5 PM
SKY COVER.......CLEAR CLEAR CLEAR CLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............50 61 64 64
RH..............66 54 49 49
SL/VL WIND......N 5G8 W 3G9 W 7G15 NW 6G13
RIDGETOP WIND...NW 5 SW 8 SW 8 NW 7
MIX HGT (FT)....800 2800 3400 1400
TRANSPORT WIND..NW 5 SW 8 SW 8 NW 7
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....44-48.
MAX HUMIDITY........73-77 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHWEST WINDS UP TO 6 MPH IN THE EVENING
BECOMING LIGHT.
RIDGETOP...........NORTHWEST 7 TO 8 MPH SHIFTING TO THE NORTH
AROUND 6 MPH EARLY IN THE MORNING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHWEST 7 TO 8 MPH SHIFTING TO THE NORTH
AROUND 6 MPH EARLY IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 PM 9 PM MIDNGT 3 AM
SKY COVER.......CLEAR CLEAR CLEAR MCLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............61 53 50 48
RH..............54 68 75 74
SL/VL WIND......NW 6G13 N 5G9 N 3G7 N 3G7
RIDGETOP WIND...NW 7 N 8 N 8 N 7
MIX HGT (FT)....1400 400 400 400
TRANSPORT WIND..NW 7 N 8 N 8 N 7
TUESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....61-65.
MIN HUMIDITY........49-53 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 6 MPH LATE IN
THE AFTERNOON.
RIDGETOP...........NORTH 5 TO 6 MPH SHIFTING TO THE SOUTHWEST 6 TO
8 MPH LATE IN THE MORNING.
MIXING HEIGHT.......3500 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 6 MPH SHIFTING TO THE SOUTHWEST 6 TO
8 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLEAR CLEAR MCLEAR MCLEAR
CWR.............0 0 0 0
CHC OF THDR (%).0 0 0 0
TEMP............46 49 59 62
RH..............71 65 54 51
SL/VL WIND......N 2G7 NE 3G7 W 2G7 W 6G13
RIDGETOP WIND...N 6 N 5 SW 6 SW 8
MIX HGT (FT)....400 300 2000 3500
TRANSPORT WIND..N 6 N 5 SW 6 SW 8
FORECASTER...JW
REQUESTED BY...MATT
TYPE OF REQUEST...PRESCRIBED
.TAG 2624148.5/STO
.DELDT 10/26/26
.FORMATTERVERSION 2.0.0
.EMAIL MATTHEW.HARRISON@FIRE.CA.GOV
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