680
FNUS76 KSTO 210139
FWSSTO

Spot Forecast for Coyote...CAL FIRE
National Weather Service Sacramento CA
639 PM PDT Wed Aug 20 2025

Forecast is based on forecast start time of 1900 PDT on August 20.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Hot and dry conditions continue through the weekend, with temperatures
trending hotter and well above normal starting on Thursday. Low daytime
humidities and poor overnight recoveries are also expected. Winds will
primarily be light and variable overnight, with westerly winds expected
during the day and gusts up to 12 mph in the afternoon. Starting Friday,
there is a non-zero chance (10% or less at the site of the fire) through
early next week for isolated mountain thunderstorms to impact the area
of the fire in the afternoons and evenings.

.REST OF TONIGHT...

Sky/weather.........Mostly clear.
Min temperature.....68-72.
Max humidity........30-35 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds becoming northeast up to
5 mph late in the evening, then becoming light and
variable overnight.
 Ridgetop...........North 5 to 9 mph shifting to the northeast 6 to
                    8 mph late in the evening.
Mixing height.......500 ft AGL.
Transport winds.....Northeast 5 to 8 mph.
CWR.................0 percent.
Chance of thunder...0 percent.

TIME (PDT)      7 PM         11 PM        3 AM
Sky cover.......CLEAR        CLEAR        MCLEAR
CWR.............0            0            0
Chc of thdr (%).0            0            0
Temp............87           74           73
RH..............23           33           31
SL/VL wind......NW 3G8       NE 5G8       NE 3G6
Ridgetop wind...N  9         NE 8         NE 6
Mix hgt (ft)....3800         500          500
Transport wind..NE 8         NE 6         NE 7

.THURSDAY...

Sky/weather.........Mostly sunny.
Max temperature.....92-96.
Min humidity........17-21 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds becoming west up to
5 mph in the afternoon with gusts up to 12 mph.
 Ridgetop...........Northeast 3 to 8 mph shifting to the west around
                    8 mph late in the morning.
Mixing height.......5100 ft AGL.
Transport winds.....Northeast around 8 mph decreasing to 3 to 8 mph
                    in the morning, then shifting to the west around
                    8 mph late in the morning.
CWR.................0 percent.
Chance of thunder...0 percent.

TIME (PDT)      6 AM         10 AM        2 PM
Sky cover.......PCLDY        MCLEAR       PCLDY
CWR.............0            0            0
Chc of thdr (%).0            0            0
Temp............72           87           93
RH..............29           22           20
SL/VL wind......E 3G7        W 2G6        W 5G12
Ridgetop wind...NE 5         NE 5         W 8
Mix hgt (ft)....500          1300         5100
Transport wind..NE 8         NE 5         W 8

.THURSDAY NIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....72-76.
Max humidity........30-34 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds.
 Ridgetop...........West around 7 mph shifting to the east late in
                    the evening.
Mixing height.......400 ft AGL.
Transport winds.....West around 7 mph shifting to the east late in
                    the evening.
CWR.................0 percent.
Chance of thunder...0 percent.

TIME (PDT)      6 PM         10 PM        2 AM
Sky cover.......PCLDY        PCLDY        PCLDY
CWR.............0            0            0
Chc of thdr (%).0            0            0
Temp............92           78           77
RH..............21           32           31
SL/VL wind......W 3G9        W 2G3        E 2G5
Ridgetop wind...W 7          W 5          E 6
Mix hgt (ft)....3300         400          500
Transport wind..W 7          W 5          E 6

.FRIDAY...

Sky/weather.........Sunny.
Max temperature.....96-100.
Min humidity........17-21 percent.
Wind (20 ft)........
 Slope/valley.......Light and variable winds becoming west up to
5 mph late in the afternoon with gusts up to 12 mph.
 Ridgetop...........East around 7 mph shifting to the southwest around
                    10 mph late in the morning.
Mixing height.......6600 ft AGL.
Transport winds.....East around 7 mph shifting to the southwest around
10 mph late in the morning.
CWR.................1 percent.
Chance of thunder...2 percent.

TIME (PDT)      6 AM         10 AM        2 PM
Sky cover.......MCLEAR       MCLEAR       MCLEAR
CWR.............0            0            1
Chc of thdr (%).0            0            2
Temp............76           89           97
RH..............32           25           19
SL/VL wind......E 3G6        E 3G7        W 5G12
Ridgetop wind...E 7          E 6          S 10
Mix hgt (ft)....500          400          6600
Transport wind..E 7          E 6          S 10

$$
Forecaster...SP
Requested by...Jessica Huang
Type of request...WILDFIRE
.TAG 2520351.0/STO
.DELDT 08/20/25
.FormatterVersion 2.0.0
.EMAIL jessica.huang@fire.ca.gov