386
FNUS76 KSTO 021714
FWSSTO

Spot Forecast for BCFSC Upper Ridge Rambling Unit...CAL FIRE
National Weather Service Sacramento CA
1014 AM PDT Fri Oct 2 2026

Forecast is based on ignition time of 1200 PDT on October 02.
If conditions become unrepresentative...contact the National Weather
Service.

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

.DISCUSSION...

Unseasonably hot temperatures at the burn site over the next
several days. Temperatures will be mid to upper 80s today,
climbing into the low 90s over the weekend and into next week.
Inversions will keep overnight lows in the mid 60s to low 70s
and humidities low overnight. Breezy north to east winds are
expected Saturday morning with gusts to 13 mph, otherwise winds
will be terrain-driven and less than 12 mph. Humidities, both
daytime and overnight, are forecast to trend lower after as the
hot and dry conditions remain in place. Above-normal temperatures
continue through the end of next week. No precipitation or
thunderstorm chances in the forecast period for the burn site.

.REST OF TODAY...

Sky/weather.........Mostly sunny.
Max temperature.....83-87.
Min humidity........21-25 percent.
Wind (20 ft)........
 Slope/valley.......Light winds.
 Ridgetop...........South 5 to 9 mph.
Mixing height.......4700 ft AGL.
Transport winds.....South 5 to 9 mph.
CWR.................0 percent.
Chance of thunder...0 percent.

TIME (PDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......PC  MC  PC  PC  PC  MC
CWR.............0   0   0   0   0   0
Chc of thdr (%).0   0   0   0   0   0
Temp............82  83  84  85  84  83
RH..............24  24  23  22  23  24
SL/VL wind dir..SW  SW  SW  SW  SW  S
SL/VL wind spd..3   3   3   3   3   2
SL/VL wind gust.8   9   9   9   8   7
Ridge wind dir..S   S   S   S   S   S
Ridge wind spd..8   8   9   9   9   5
Mix hgt (kft)...3.9 3.9 4.7 4.7 4.7 1.8
Transp wind dir.S   S   S   S   S   S
Transp wind spd.8   8   9   9   9   5

.TONIGHT...

Sky/weather.........Mostly cloudy then becoming partly cloudy then
                    becoming mostly cloudy then becoming partly
                    cloudy then becoming mostly cloudy then
                    becoming partly cloudy.
Min temperature.....61-65.
Max humidity........38-42 percent.
Wind (20 ft)........
 Slope/valley.......Light winds becoming northeast up to 6 mph
                    after 3 am.
 Ridgetop...........South around 5 mph shifting to the east 5 to 9
                    mph early in the evening.
Mixing height.......400 ft AGL.
Transport winds.....South around 5 mph shifting to the east 5 to 9
                    mph early 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.......MC  MC  MC  PC  PC  PC  PC  MC  PC  MC  MC  PC
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............82  76  71  68  67  67  67  67  67  66  65  65
RH..............29  32  38  41  41  40  38  36  35  34  34  33
SL/VL wind dir..S   E   NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
SL/VL wind spd..1   1   3   3   3   3   3   3   3   5   5   6
SL/VL wind gust.3   5   8   8   7   7   7   8   8   9   12  12
Ridge wind dir..S   S   E   E   E   E   E   E   E   E   E   E
Ridge wind spd..5   5   5   5   5   6   6   6   7   7   7   9
Mix hgt (kft)...1.8 1.8 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.5 0.5 0.4
Transp wind dir.S   S   E   E   E   E   E   E   E   E   E   E
Transp wind spd.5   5   5   5   5   6   6   6   7   7   7   9

.SATURDAY...

Sky/weather.........Mostly sunny.
Max temperature.....86-90.
Min humidity........16-20 percent.
Wind (20 ft)........
 Slope/valley.......Northeast winds 5 to 6 mph early in the morning
                    with gusts to 13 mph, becoming light in the afternoon.
 Ridgetop...........East 7 to 9 mph shifting to the southwest 7 to
                    8 mph late in the morning.
Mixing height.......5900 ft AGL.
Transport winds.....East 7 to 9 mph shifting to the southwest 7 to
                    8 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.......PC  PC  PC  PC  PC  MCR MCR MCR PC  PC  PC  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............65  64  65  71  80  84  85  86  87  88  88  86
RH..............33  32  34  31  24  19  18  19  18  17  17  18
SL/VL wind dir..NE  NE  NE  NE  NE  SW  SW  SW  SW  SW  SW  SW
SL/VL wind spd..6   6   3   3   3   3   3   3   3   3   3   2
SL/VL wind gust.12  12  13  13  13  8   8   8   9   9   9   7
Ridge wind dir..E   E   E   E   E   S   S   S   SW  SW  SW  SW
Ridge wind spd..9   9   7   7   7   8   8   8   8   8   8   7
Mix hgt (kft)...0.4 0.4 1.1 1.1 1.1 4.9 4.9 4.9 5.9 5.9 5.9 3.1
Transp wind dir.E   E   E   E   E   S   S   S   SW  SW  SW  SW
Transp wind spd.9   9   7   7   7   8   8   8   8   8   8   7

.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
Partly cloudy. Lows in the mid 60s. Highs in the low 90s. Light
winds.
.MONDAY...
Mostly clear. Lows in the mid 60s. Highs in the low 90s. Light
winds.
.TUESDAY...
Clear. Lows in the mid 60s. Highs in the upper 80s. Light winds.

$$
Forecaster...KF
Requested by...Matthew Brady
Type of request...PRESCRIBED
.TAG 2622692.3/STO
.DELDT 10/02/26
.FormatterVersion 2.0.0
.EMAIL rob.bartsch@fire.ca.gov,Jason.finney@fire.ca.gov,Matthew.Brady@fire.ca.gov,Matthew.brady@fire.ca.gov