590
FNUS76 KSTO 022225
FWSSTO

Spot Forecast for Fire Control 3...Sierra College Fire Academy
National Weather Service Sacramento CA
325 PM PDT Fri Oct 2 2026

Forecast is based on forecast start time of 0800 PDT on October 03.
If conditions become unrepresentative...contact the National Weather
Service.

...HEAT ADVISORY IN EFFECT FROM 11 AM SATURDAY TO 10 PM PDT
WEDNESDAY...

.DISCUSSION...
Dry and hot weather expected this weekend with afternoon highs in
the 90s and daytime humidities in the teens. We can expect similar
trends through the weekend with a slight uptick in humidity
values early next week. Diurnal, terrain driven winds expected
with east winds in the mornings shifting to the west in the
afternoons and early evening.

.SATURDAY...

Sky/weather.........Sunny.
Chance of pcpn......0 percent.
Max temperature.....91-95.
Min humidity........13-17 percent.
Surface winds (mph).East winds up to 5 mph early in the morning
                    becoming light.
Wind (20 ft)........
 Slope/valley.......East winds up to 5 mph early in the morning
                    becoming light.
 RIDGE/UPPER SLOPE..East 5 to 10 mph becoming light in the
                    afternoon.
Mixing height.......5500 ft AGL.
Transport winds.....East 5 to 8 mph shifting to the west in the
                    afternoon.
Chance of thunder...0 percent.

TIME (PDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MCR CLR CLR CLR CLR CLR CLR CLR CLR CLR
Temp............65  72  82  88  91  92  93  91  91  90
RH..............38  33  22  17  15  15  15  16  16  17
20 FT wind dir..E   E   N   SW  W   W   W   W   W   NW
20 FT wind spd..5   2   0   1   2   3   3   3   3   2
20 FT wind gust.8   6   2   3   6   8   10  10  10  9
Surface wnd dir.E   E   N   SW  W   W   W   W   W   NW
Surface wnd spd.5   2   0   1   2   3   3   3   3   2
Surface wnd gst.8   6   2   3   6   8   10  10  10  9
Ridge/upslp dir.E   E   N   SW  W   W   W   W   W   NW
Ridge/upslp spd.8   6   2   3   6   8   10  10  10  9
Mix hgt (kft)...0.9 0.9 0.9 4.5 4.5 4.5 5.5 5.5 5.5 1.9
Transp wind dir.E   E   E   SW  SW  SW  W   W   W   NW
Transp wind spd.5   5   5   6   6   6   7   7   7   7

.SUNDAY...

Sky/weather.........Sunny then becoming partly sunny.
Chance of pcpn......0 percent.
Max temperature.....91-95.
Min humidity........13-17 percent.
Surface winds (mph).East winds up to 6 mph in the morning becoming
                    light.
Wind (20 ft)........
 Slope/valley.......East winds 4 to 8 mph becoming light by the
                    afternoon.
 RIDGE/UPPER SLOPE..East Winds 6 to 10 mph shifting to west
                    by the afternoon.
Mixing height.......7400 ft AGL.
Transport winds.....East around 8 mph shifting to the west 5 to 10
                    mph late in the morning.
Chance of thunder...0 percent.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MCR MCR PC  PC  PC  MC  MC  MC  MC  MC  MC  PC
Chc of pcpn (%).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............63  63  65  72  80  87  90  92  91  92  91  88
RH..............41  41  40  33  25  17  14  14  15  16  17  20
20 FT wind dir..E   E   E   E   E   N   N   N   W   W   W   W
20 FT wind spd..5   5   6   6   6   0   0   0   3   3   3   1
20 FT wind gust.7   7   9   9   9   2   2   2   8   8   8   6
Surface wnd dir.E   E   E   E   E   N   N   N   W   W   W   W
Surface wnd spd.5   5   6   6   6   0   0   0   3   3   3   1
Surface wnd gst.7   7   9   9   9   2   2   2   8   8   8   6
Ridge/upslp dir.E   E   E   E   E   N   N   N   W   W   W   W
Ridge/upslp spd.7   7   9   9   9   2   2   2   8   10  8   6
Mix hgt (kft)...0.5 0.5 0.4 0.4 0.4 3.6 3.6 3.6 7.4 7.4 7.4 3.1
Transp wind dir.E   E   E   E   E   N   N   N   W   W   W   W
Transp wind spd.8   8   8   8   8   5   5   5   10  10  10  8

.FORECAST DAYS 3 THROUGH 5...
.MONDAY...
Mostly clear. Lows in the mid 60s. Highs in the lower 90s. Light
winds.
.TUESDAY...
Clear. Lows in the mid 60s. Highs in the lower 90s. Light winds.
.WEDNESDAY...
Clear. Lows in the lower 60s. Highs in the lower 90s. Light
winds.

$$
Forecaster...DA
Requested by...David Baldwin Battalion Chief
Type of request...OTHER
.TAG 2622923.0/STO
.DELDT 10/02/26
.FormatterVersion 2.0.0
.EMAIL dbaldwin7@sierracollege.edu