928
FNUS76 KSTO 040318
FWSSTO
SPOT FORECAST FOR GANN...CAL FIRE TCU
NATIONAL WEATHER SERVICE SACRAMENTO CA
818 PM PDT MON AUG 3 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON AUGUST 04.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
..HEAT ADVISORY IN EFFECT UNTIL 10 PM PDT THIS EVENING
DISCUSSION
CONTINUED HOT AND DRY CONDITIONS ARE EXPECTED WITH AFTERNOON
HUMIDITIES IN THE UPPER TEENS AND AT TO NEAR TRIPLE DIGIT HIGHS
INTO THE WEEKEND. WINDS WILL CONTINUE TO MATCH THEIR DIURNAL
PATTERN WITH WEST-NORTHWEST WINDS IN THE AFTERNOONS THEN SHIFTING
TO THE NORTH-NORTHEAST OVERNIGHT AND EARLY MORNING. NO
PRECIPITATION EXPECTED INTO THE WEEKEND.
TUESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....98-102.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 8 MPH IN THE
AFTERNOON WITH GUSTS UP TO 15 MPH.
RIDGETOP...........LIGHT NORTH WINDS SHIFTING TO THE WEST 7 TO 10
MPH BY THE AFTERNOON.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....NORTH 2 TO 6 MPH SHIFTING TO THE WEST 7 TO 9
MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
TEMP............69 74 80 90 94 97 98 98 99 100 100
RH..............36 34 28 23 20 19 18 18 18 18 18
SL/VL WIND DIR..NE NE N SW W W W W W W NW
SL/VL WIND SPD..1 1 1 2 3 6 7 8 8 7 7
SL/VL WIND GUST.5 6 6 7 9 13 15 15 15 15 15
RIDGE WIND DIR..NE N N N W W W W W W W
RIDGE WIND SPD..6 6 6 6 7 7 8 9 9 10 10
MIX HGT (KFT)...0.4 1.1 1.1 1.1 2.9 2.9 2.9 5.0 5.0 5.0 4.0
TRANSP WIND DIR.NE N N N W W W W W W W
TRANSP WIND SPD.6 2 2 2 7 7 7 8 8 8 9
TUESDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....66-70.
MAX HUMIDITY........30-39 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHWEST 5 TO 7 MPH SHIFTING TO THE NORTH
LATE IN THE EVENING, THEN BECOMING LIGHT
OVERNIGHT.
RIDGETOP...........NORTHWEST 8 TO 10 MPH SHIFTING TO THE NORTH 4
TO 8 MPH LATE IN THE EVENING.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH SHIFTING TO THE NORTH 5
TO 8 MPH LATE IN THE EVENING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
TEMP............98 96 92 85 81 78 75 74 73 70 70 70
RH..............18 20 24 26 26 29 32 34 35 36 38 39
SL/VL WIND DIR..NW NW NW NW NW N N N N N N N
SL/VL WIND SPD..7 7 6 6 6 5 5 5 2 2 2 1
SL/VL WIND GUST.15 15 14 14 14 10 10 10 9 9 9 7
RIDGE WIND DIR..W W NW NW NW N N N N N N N
RIDGE WIND SPD..9 9 10 10 10 8 8 8 8 8 8 7
MIX HGT (KFT)...4.0 4.0 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W NW NW NW N N N N N N N
TRANSP WIND SPD.9 9 10 10 10 8 8 8 8 8 8 7
WEDNESDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....96-100.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHWEST 5 TO 8 MPH LATE IN
THE MORNING WITH GUSTS UP TO AROUND 15 MPH.
RIDGETOP...........NORTH WINDS AROUND 6 MPH BECOMING NORTHWEST 6 TO
10 MPH BY THE AFTERNOON.
MIXING HEIGHT.......4300 FT AGL.
TRANSPORT WINDS.....NORTHEAST 4 TO 7 MPH SHIFTING TO THE NORTHWEST
7 TO 10 MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
TEMP............68 70 74 81 88 93 96 97 97 98 98 98
RH..............39 39 37 32 27 21 19 19 19 18 18 19
SL/VL WIND DIR..N N N N N W W NW NW NW NW NW
SL/VL WIND SPD..1 1 2 2 2 5 5 5 8 8 8 8
SL/VL WIND GUST.7 7 7 7 7 12 12 12 16 16 16 15
RIDGE WIND DIR..N N N N N W W NW NW NW NW NW
RIDGE WIND SPD..7 7 7 6 6 6 6 6 7 7 7 7
MIX HGT (KFT)...0.4 0.4 0.5 0.5 0.5 1.8 1.8 1.8 3.8 3.8 3.8 4.3
TRANSP WIND DIR.N N N N N W W NW NW NW NW NW
TRANSP WIND SPD.7 7 6 6 6 7 7 7 8 8 8 8
FORECAST DAYS 3 THROUGH 5
THURSDAY
CLEAR. LOWS IN THE UPPER 60S. HIGHS AROUND 100. NORTHWEST WINDS
AROUND 5 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 60S. HIGHS AROUND 100. LIGHT WINDS.
SATURDAY
CLEAR. LOWS AROUND 70. HIGHS AROUND 102. LIGHT WINDS.
FORECASTER...DA
REQUESTED BY...ERIN NANIK
TYPE OF REQUEST...WILDFIRE
.TAG 2618934.0/STO
.DELDT 08/03/26
.FORMATTERVERSION 2.0.0
.EMAIL ERIN.NANIK@FIRE.CA.GOV
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