425
FNUS76 KSTO 052216
FWSSTO
SPOT FORECAST FOR GANN...CAL FIRE TCU
NATIONAL WEATHER SERVICE SACRAMENTO CA
316 PM PDT WED AUG 5 2026
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON AUGUST 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
HOT, DRY, AND BREEZY CONDITIONS CONTINUE THROUGH THE REMAINDER OF
THE WEEK. WINDS WILL BE OUT OF THE NORTH TO WEST FOR THURSDAY AND
FRIDAY, WITH AFTERNOON GUSTS 15 TO 20 MPH. OVERNIGHT, WINDS TREND
SLIGHTLY WEAKER OUT OF THE NORTH WITH GUSTS LESS 10-15 MPH. POOR
OVERNIGHT RECOVERIES AND LOW DAYTIME HUMIDITIES ARE EXPECTED,
DESPITE SLIGHTLY COOLER TEMPERATURES THURSDAY COMPARED TO EARLIER
THIS WEEK. TEMPERATURES TREND MUCH HOTTER FRIDAY INTO THE WEEKEND
WITH HIGHS IN THE LOWER TRIPLE DIGITS.
THURSDAY
SKY/WEATHER.........SUNNY WITH AREAS OF SMOKE.
MAX TEMPERATURE.....97-101.
MIN HUMIDITY........16-20 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING NORTHWEST 7 TO 12 MPH WITH
GUSTS UP TO 15-20 MPH INTO THE AFTERNOON.
RIDGETOP...........NORTH 5 TO 8 MPH SHIFTING TO THE NORTHWEST 9 TO
13 MPH BY THE AFTERNOON.
MIXING HEIGHT.......3300 FT AGL.
TRANSPORT WINDS.....NORTH 6 TO 8 MPH SHIFTING TO THE NORTHWEST 8 TO
12 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
CWR.............0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............68 74 79 88 94 96 97 98 98 99 98
RH..............46 39 33 27 22 21 20 20 20 20 21
SL/VL WIND DIR..N N N N NW NW W W W NW NW
SL/VL WIND SPD..2 2 2 3 5 7 8 8 9 9 9
SL/VL WIND GUST.7 8 8 9 10 13 15 16 17 18 20
RIDGE WIND DIR..N N N N NW NW W W W NW NW
RIDGE WIND SPD..8 6 6 6 8 8 8 9 9 9 13
MIX HGT (KFT)...0.4 0.9 0.9 0.9 2.0 2.0 2.0 3.3 3.3 3.3 2.6
TRANSP WIND DIR.N N N N NW NW W W W NW NW
TRANSP WIND SPD.8 6 6 6 7 8 8 8 9 9 11
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR WITH AREAS OF SMOKE.
MIN TEMPERATURE.....67-71.
MAX HUMIDITY........34-42 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS TO AROUND
15-20 MPH IN THE EVENING BECOMING LIGHT.
RIDGETOP...........NORTH TO WEST 8 TO 12 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTH TO WEST 8 TO 12 MPH.
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 MCR MCR MCR MCR MCR MCR MCR
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............97 95 90 84 82 78 76 75 74 72 72 71
RH..............21 21 23 24 24 28 31 32 34 35 37 38
SL/VL WIND DIR..NW NW NW NW NW N N N N N N N
SL/VL WIND SPD..9 9 6 6 6 3 3 3 1 1 1 1
SL/VL WIND GUST.20 20 14 14 14 10 10 10 7 7 7 7
RIDGE WIND DIR..NW NW NW NW NW N N N N N N N
RIDGE WIND SPD..12 12 10 10 10 9 9 9 8 8 8 8
MIX HGT (KFT)...2.6 2.6 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.NW NW NW NW NW N N N N N N N
TRANSP WIND SPD.12 12 10 10 10 9 9 9 8 8 8 8
FRIDAY
SKY/WEATHER.........SUNNY WITH PATCHY SMOKE.
MAX TEMPERATURE.....97-101.
MIN HUMIDITY........17-21 PERCENT.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 6 TO 10 MPH LATE IN
THE MORNING WITH GUSTS UP TO 15-20 MPH.
RIDGETOP...........NORTH 7 TO 9 MPH SHIFTING TO THE NORTHWEST 8 TO
11 MPH LATE IN THE MORNING.
MIXING HEIGHT.......4100 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 8 MPH SHIFTING TO THE NORTHWEST 6 TO
9 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.......MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR CLR CLR
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............70 71 75 82 88 94 97 98 98 99 99 99
RH..............42 41 37 32 27 22 21 20 20 19 18 18
SL/VL WIND DIR..N N N N N W W W NW NW NW NW
SL/VL WIND SPD..1 1 3 3 3 5 5 5 9 9 10 9
SL/VL WIND GUST.7 7 8 8 8 12 12 12 18 18 20 20
RIDGE WIND DIR..N N N N N W W W NW NW NW NW
RIDGE WIND SPD..8 8 7 7 7 7 7 7 9 9 11 9
MIX HGT (KFT)...0.4 0.4 0.5 0.5 0.5 1.5 1.5 1.5 3.1 3.1 3.1 4.1
TRANSP WIND DIR.N N N N N W W W NW NW NW NW
TRANSP WIND SPD.8 8 7 7 7 7 7 7 9 9 9 9
FORECAST DAYS 3 THROUGH 5
SATURDAY
CLEAR. LOWS AROUND 70. HIGHS AROUND 101. LIGHT WINDS.
SUNDAY
CLEAR. LOWS IN THE LOWER 70S. HIGHS AROUND 102. LIGHT WINDS.
MONDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 90S.
LIGHT WINDS.
FORECASTER...DA
REQUESTED BY...ERIN NANIK
TYPE OF REQUEST...WILDFIRE
.TAG 2618934.2/STO
.DELDT 08/05/26
.FORMATTERVERSION 2.0.0
.EMAIL ERIN.NANIK@FIRE.CA.GOV
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