029
FNUS76 KSTO 051203
FWSSTO
SPOT FORECAST FOR CONCOW...CALFIRE
NATIONAL WEATHER SERVICE SACRAMENTO CA
503 AM PDT MON OCT 5 2026
FORECAST IS BASED ON FORECAST START TIME OF 0500 PDT ON OCTOBER 05.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SCATTERED SHOWERS AND THUNDERSTORMS THROUGH MID-MORNING. BECOMING
PARTLY CLOUDY, WITH A SLIGHT (10%) CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. GUSTY NORTHEAST GUSTY, ERRATIC WINDS ARE POSSIBLE WITH ANY
THUNDERSTORMS THAT DEVELOP. WARM HIGH TEMPERATURES IN THE MID TO UPPER 80S,
WITH HUMIDITY DROPPING TO THE LOW 20S IN THE AFTERNOON TODAY AND TUESDAY.
CLEAR AT NIGHT WITH POOR RECOVERIES AROUND 35 PERCENT. GUSTY NORTHEAST
WINDS DEVELOP THIS EVENING AND CONTINUING INTO TUESDAY MORNING.
REST OF TONIGHT
SKY/WEATHER.........SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MID-
MORNING. BECOMING PARTLY CLOUDY.
MIN TEMPERATURE.....68-72.
MAX HUMIDITY........34-38 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 7 TO 12 MPH WITH GUSTS TO 25 MPH. GUSTY,
ERRATIC WINDS ARE POSSIBLE WITH ANY THUNDERSTORMS THAT DEVELOP.
RIDGETOP...........SOUTHWEST AROUND 2 MPH. GUSTY, ERRATIC WINDS ARE POSSIBLE
WITH ANY THUNDERSTORMS THAT DEVELOP.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 16 MPH.
CWR.................1 PERCENT.
CHANCE OF THUNDER...4 PERCENT.
TIME (PDT) 5 AM
SKY COVER.......PCLDY
CWR.............0
CHC OF THDR (%).0
TEMP............73
RH..............30
SL/VL WIND......NE 12
SL/VL WIND GUST.17
RIDGETOP WIND...SW 2
MIX HGT (FT)....500
TRANSPORT WIND..NE 16
TODAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....84-88.
MIN HUMIDITY........20-24 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 9 TO 17 MPH WITH GUSTS TO 25 MPH
EARLY IN THE MORNING BECOMING LIGHT AND VARIABLE,
THEN BECOMING SOUTHWEST UP TO 5 MPH LATE IN THE
AFTERNOON BECOMING LIGHT. GUSTY, ERRATIC WINDS
ARE POSSIBLE WITH ANY THUNDERSTORMS THAT DEVELOP.
RIDGETOP...........NORTHEAST 14 TO 17 MPH BECOMING SOUTHWEST 5 TO
8 MPH LATE IN THE MORNING, THEN SHIFTING TO THE
NORTH AROUND 7 MPH LATE IN THE AFTERNOON. GUSTY,
ERRATIC WINDS ARE POSSIBLE WITH ANY THUNDERSTORMS
THAT DEVELOP.
MIXING HEIGHT.......8200 FT AGL.
TRANSPORT WINDS.....NORTHEAST 14 TO 17 MPH BECOMING SOUTHWEST 5 TO
8 MPH LATE IN THE MORNING, THEN SHIFTING TO THE
NORTH AROUND 7 MPH LATE IN THE AFTERNOON.
CWR.................1 PERCENT.
CHANCE OF THUNDER...3 PERCENT.
GUSTY, ERRATIC WINDS ARE POSSIBLE
WITH ANY THUNDERSTORMS THAT DEVELOP.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......PCLDY MCLEAR CLEAR CLEAR CLEAR CLEAR
CWR.............0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............73 70 74 81 85 86
RH..............31 36 31 26 22 22
SL/VL WIND......NE 14 NE 17 NE 2 SW 3 SW 5 W 5
SL/VL WIND GUST.18 23 6 8 10 9
RIDGETOP WIND...E 16 NE 17 NE 17 SW 5 W 8 W 8
MIX HGT (FT)....500 1400 1400 7300 8200 8200
TRANSPORT WIND..NE 16 NE 17 NE 17 SW 5 W 8 W 8
TONIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....67-71.
MAX HUMIDITY........34-38 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHEAST 5 TO 17 MPH
EARLY IN THE EVENING.
RIDGETOP...........NORTHEAST 7 TO 14 MPH INCREASING TO AROUND 17
MPH EARLY IN THE MORNING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHEAST 7 TO 14 MPH INCREASING TO AROUND 17
MPH EARLY IN THE MORNING.
CWR.................1 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
TIME (PDT) 6 PM 10 PM 2 AM
SKY COVER.......CLEAR MCLEAR CLEAR
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............84 76 74
RH..............25 33 32
SL/VL WIND......NW 3G6 NE 8G10 NE 12G15
RIDGETOP WIND...N 7 NE 8 NE 14
MIX HGT (FT)....3100 400 500
TRANSPORT WIND..N 7 NE 8 NE 14
TUESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....85-89.
MIN HUMIDITY........19-23 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS 9 TO 17 MPH IN THE MORNING
BECOMING LIGHT, THEN BECOMING WEST UP TO 5 MPH
LATE IN THE AFTERNOON BECOMING LIGHT.
RIDGETOP...........NORTHEAST 15 TO 17 MPH SHIFTING TO THE SOUTH 6
TO 8 MPH LATE IN THE MORNING, THEN SHIFTING TO
THE WEST AROUND 7 MPH LATE IN THE AFTERNOON.
MIXING HEIGHT.......7800 FT AGL.
TRANSPORT WINDS.....NORTHEAST 15 TO 17 MPH SHIFTING TO THE SOUTH 6
TO 8 MPH LATE IN THE MORNING, THEN SHIFTING TO
THE WEST AROUND 7 MPH LATE IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6 AM 10 AM 2 PM
SKY COVER.......CLEAR CLEAR CLEAR
CWR.............0 0 0
CHC OF THDR (%).0 0 0
TEMP............72 75 86
RH..............33 30 21
SL/VL WIND......NE 17G26 NE 14G26 W 5G10
RIDGETOP WIND...NE 17 NE 15 SW 8
MIX HGT (FT)....500 1400 7800
TRANSPORT WIND..NE 17 NE 15 SW 8
FORECASTER...EK
REQUESTED BY...FC AUSTIN HALL
TYPE OF REQUEST...WILDFIRE
.TAG 2623071.0/STO
.DELDT 10/05/26
.FORMATTERVERSION 2.0.0
.EMAIL AUSTIN.HALL@FIRE.CA.GOV
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