025
FNUS76 KSGX 090022
FWSSGX

Spot Forecast for Mount Baldy Unit 5 RX...USFS
National Weather Service San Diego CA
422 PM PST Mon Dec 8 2025

Forecast is based on ignition time of 0600 PST on December 10.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Weak Santa Ana winds will continue into Wednesday. Persistent
northeast winds combined with very low relative humidity (10-20%)
will create elevated fire weather conditions through Wednesday and
potentially into Wednesday night. Winds become light by Thursday,
but low relative humidities will linger through the rest of the
week.

.WEDNESDAY...

Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 71.
Min humidity........11 percent.
Eye level winds.....Northeast winds up to 7 mph. Gusts up to 12 mph
                    in the morning.
Wind (20 ft)........
 Slope/valley.......Northeast winds 8 to 12 mph. Gusts up to 20 mph
                    in the morning.
 Ridgetop...........Northeast 5 to 10 mph.
CWR.................0 percent.
Mixing height.......1400 ft AGL.
Transport winds.....Northeast 6 to 14 mph.

TIME (PST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   3   3   3   3   3   3   3   3   3   3   3
Weather cov.....
Weather type....
Tstm cov........
Temp............58  52  57  61  61  70  70  70  63  69  63  58
RH..............17  22  20  19  20  14  14  14  18  16  20  20
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
20 FT wind spd..12  10  10  9   8   8   8   8   8   8   8   8
20 FT wind gust.20  19  18  17  15  13  13  12  12  12  13  14
Eye lvl wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE
Eye lvl wnd spd.7   6   6   5   5   5   5   5   4   4   4   4
Eye lvl wnd gst.12  11  10  9   8   8   8   7   7   7   7   8
Ridge wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  M
Ridge wind spd..10  10  10  10  5   5   5   5   5   5   5   M
CWR.............0   0   0   0   0   0   0   0   0   0   0   0

.WEDNESDAY NIGHT...

Sky/weather.........Clear (0-10 percent).
Min temperature.....Around 46.
Max humidity........20 percent.
Eye level winds.....Northeast winds up to 5 mph with gusts to
                    around 8 mph in the evening becoming light.
Wind (20 ft)........
 Slope/valley.......Northeast winds 5 to 8 mph with gusts to around
                    15 mph in the evening.
 Ridgetop...........East winds 5 to 10 mph.
CWR.................0 percent.
Mixing height.......0 ft AGL.
Transport winds.....North 8 to 12 mph.

TIME (PST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........3   3   3   3   3   3   3   3   3   3   3   3
Weather cov.....
Weather type....
Tstm cov........
Temp............56  56  63  53  55  61  60  54  49  55  54  47
RH..............17  14  11  17  18  14  13  15  18  14  14  16
20 FT wind dir..NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  N   N
20 FT wind spd..7   7   7   8   8   8   8   7   6   6   3   3
20 FT wind gust.12  13  13  14  14  14  14  13  11  10  7   7
Eye lvl wnd dir.NE  NE  NE  NE  NE  NE  NE  NE  NE  NE  N   N
Eye lvl wnd spd.4   4   4   4   5   5   5   4   4   3   2   2
Eye lvl wnd gst.7   7   7   8   8   8   8   7   6   6   4   4
Ridge wind dir..M   M   M   M   M   M   M   M   M   M   M   M
Ridge wind spd..M   M   M   M   M   M   M   M   M   M   M   M
CWR.............0   0   0   0   0   0   0   0   0   0   0   0

.THURSDAY...

Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 70.
Min humidity........10 percent.
Eye level winds.....Light winds.
Wind (20 ft)........
 Slope/valley.......Light winds.
 Ridgetop...........Light winds.
CWR.................0 percent in the morning and early afternoon.
Mixing height.......600 ft AGL.
Transport winds.....North 5 to 10 mph.

TIME (PST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........3   3   3   3   4   4   4   4   4   4   4   4
Weather cov.....
Weather type....
Tstm cov........
Temp............46  51  49  67  59  57  57  66  69  51  58  62
RH..............14  11  14  10  17  22  25  20  20  40  31  26
20 FT wind dir..N   N   N   N   W   W   W   W   W   W   NW  NW
20 FT wind spd..3   2   2   2   3   3   3   2   2   2   2   2
20 FT wind gust.7   6   6   6   7   7   7   6   6   6   5   5
Eye lvl wnd dir.N   N   N   N   W   W   W   W   W   W   NW  NW
Eye lvl wnd spd.2   1   1   1   2   2   2   1   1   1   1   1
Eye lvl wnd gst.4   3   3   3   4   4   4   3   3   3   3   3
Ridge wind dir..M   M   M   M   M   M   M   M   M   M   M   M
Ridge wind spd..M   M   M   M   M   M   M   M   M   M   M   M
CWR.............0   0   0   0   0   0   0   0   0   0   M   M

$$
Forecaster...KYLE WHEELER
Requested by...JORDAN HAYES
Type of request...PRESCRIBED
.TAG 2527240.0/SGX
.DELDT 12/08/25
.FormatterVersion 2.0.0
.EMAIL JORDAN.HAYES@USDA.GOV,JORDANYHAYES4223@AOL.COM