082
FNUS76 KSTO 152348
FWSSTO

Spot Forecast for SVC-Giuterre Rx...CALFIRE / AEU
National Weather Service Sacramento CA
448 PM PDT Tue Jul 15 2025

Forecast is based on ignition time of 1000 PDT on July 16.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
West-southwest winds will be breezy leading up to time of
ignition (8 PM) with periodic gusts 10 to 15 mph and relative
humidity in the upper 40s. Winds will steadily weaken into the
morning hours with recoveries in the mid 70s to upper 80s. Clear
will continue through the week with seasonable temperatures and
similar overnight conditions Thursday into Friday.

.WEDNESDAY...

Sky/weather.........Sunny.
Max temperature.....84-88.
Min humidity........42-46 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 10 mph.
Mixing height.......3300 ft AGL.
Transport winds.....West 6 to 13 mph.
CWR.................0 percent.
Chance of thunder...0 percent.

TIME (PDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......CLR CLR CLR CLR CLR CLR CLR CLR
CWR.............0   0   0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0   0   0
Temp............67  71  75  79  83  84  85  86
RH..............72  63  58  50  46  44  44  44
SL/VL wind dir..W   W   W   W   W   W   W   W
SL/VL wind spd..6   6   6   7   8   9   10  10
SL/VL wind gust.10  12  13  14  15  16  18  18
Mix hgt (kft)...1.5 2.5 2.5 2.5 3.3 3.3 3.3 2.2
Transp wind dir.W   SW  SW  SW  W   W   W   W
Transp wind spd.6   7   7   7   10  10  10  13

.WEDNESDAY NIGHT...

Sky/weather.........Mostly clear.
Min temperature.....54-58.
Max humidity........87-91 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 10 mph in the evening and
                    overnight becoming light.
Mixing height.......400 ft AGL.
Transport winds.....West 5 to 13 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 CLR CLR CLR CLR CLR CLR 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............83  81  77  70  66  64  62  60  58  57  56  56
RH..............45  47  54  64  69  72  76  81  84  87  88  89
SL/VL wind dir..W   W   W   W   W   W   W   W   SW  SW  SW  S
SL/VL wind spd..10  10  9   9   9   6   6   6   3   3   3   2
SL/VL wind gust.18  18  16  16  16  10  10  10  7   7   7   5
Mix hgt (kft)...2.2 2.2 0.9 0.9 0.9 0.5 0.5 0.5 0.4 0.4 0.4 0.5
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.13  13  13  13  13  7   7   7   5   5   5   6

.THURSDAY...

Sky/weather.........Sunny.
Max temperature.....88-92.
Min humidity........34-38 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming west 5 to 10 mph late in
                    the morning.
Mixing height.......3600 ft AGL.
Transport winds.....West 6 to 10 mph.
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 MCR MCR MCR 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............57  58  60  64  68  73  78  82  86  89  90  89
RH..............90  89  85  77  67  58  52  47  43  39  37  36
SL/VL wind dir..S   S   W   W   W   W   W   W   W   W   W   W
SL/VL wind spd..2   2   3   3   3   6   6   6   7   7   7   10
SL/VL wind gust.5   5   7   7   7   10  10  10  14  14  14  17
Mix hgt (kft)...0.5 0.5 1.3 1.3 1.3 2.3 2.3 2.3 3.3 3.3 3.3 3.6
Transp wind dir.W   W   W   W   W   W   W   W   SW  SW  SW  W
Transp wind spd.6   6   6   6   6   6   6   6   7   7   7   10

.FORECAST DAYS 3 THROUGH 5...
.FRIDAY...
Clear. Lows in the upper 50s. Highs in the lower 90s. Southwest
winds around 6 mph.
.SATURDAY...
Clear. Lows in the upper 50s. Highs in the lower 90s. Southwest
winds around 6 mph.
.SUNDAY...
Clear. Lows in the upper 50s. Highs in the mid 90s. West winds
around 5 mph.

$$
Forecaster...KF
Requested by...BC Eric Bither
Type of request...PRESCRIBED
.TAG 2518051.0/STO
.DELDT 07/15/25
.FormatterVersion 2.0.0
.EMAIL eric.bither@fire.ca.gov