589
FNUS76 KSGX 181615
FWSSGX

Spot Forecast for Lytle Creek Administrative Pile Burn...United States Forest Service
National Weather Service San Diego CA
815 AM PST Tue Nov 18 2025

Forecast is based on ignition time of 0900 PST on November 19.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Drier weather conditions expected Wednesday with chances for rain
returning late Thursday morning. Winds will generally be light
out of the north to northwest Wednesday, becoming southwesterly by
Thursday. Thunderstorms are not expected Thursday.


.WEDNESDAY...

Sky/weather.........Mostly sunny (15-25 percent) then becoming
                    partly cloudy (25-35 percent).
Max temperature.....Around 57.
Min humidity........53 percent.
Eye level winds.....Light winds.
Wind (20 ft)........
 Slope/valley.......North winds around 5 mph late in the morning
                    becoming light.
 Ridgetop...........North around 5 mph shifting to the southwest in
                    the late morning and afternoon.
CWR.................3 percent.
Mixing height.......4000 ft AGL.
Transport winds.....Northwest 3 to 5 mph shifting to the southwest
                    3 to 6 mph in the afternoon.

TIME (PST)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........14  15  15  15  24  24  24  29  29
Weather cov.....
Weather type....
Tstm cov........
Temp............52  54  56  57  57  56  55  52  49
RH..............65  61  57  54  53  56  60  67  75
20 FT wind dir..N   N   N   N   N   N   N   N   N
20 FT wind spd..5   5   5   3   3   3   3   3   3
20 FT wind gust.8   8   8   8   7   7   7   7   7
Eye lvl wnd dir.N   N   N   N   N   N   N   N   N
Eye lvl wnd spd.3   3   3   3   3   2   2   2   2
Eye lvl wnd gst.6   6   6   6   5   5   5   5   5
Ridge wind dir..N   W   SW  SW  SW  SW  SW  W   W
Ridge wind spd..5   5   5   5   5   10  10  10  10
CWR.............0   0   0   0   0   0   0   0   0

.WEDNESDAY NIGHT...

Sky/weather.........Partly cloudy (35-45 percent).
Min temperature.....Around 37.
Max humidity........100 percent.
Eye level winds.....Light winds.
Wind (20 ft)........
 Slope/valley.......Light winds becoming northwest around 5 mph in
                    the evening, then becoming light late in the
                    evening.
 Ridgetop...........Southwest 5 to 10 mph.
CWR.................3 percent.
Mixing height.......800 ft AGL.
Transport winds.....Southwest 5 to 6 mph.

TIME (PST)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........29  29  29  29  26  26  26  26  26  26  49  49
Weather cov.....
Weather type....
Tstm cov........
Temp............46  43  42  41  41  40  39  39  38  37  38  38
RH..............83  90  92  92  91  93  95  98  100 100 100 100
20 FT wind dir..NW  NW  NW  NW  NW  NW  NW  NW  W   SW  S   S
20 FT wind spd..3   5   5   5   5   3   3   3   3   2   2   2
20 FT wind gust.8   8   8   8   8   8   7   6   6   6   6   6
Eye lvl wnd dir.NW  NW  NW  NW  NW  NW  NW  NW  W   SW  S   S
Eye lvl wnd spd.3   3   3   3   3   3   2   2   2   1   1   1
Eye lvl wnd gst.6   6   6   6   6   6   5   5   5   5   5   5
Ridge wind dir..SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW  SW
Ridge wind spd..10  10  10  10  10  10  10  10  5   5   5   5
CWR.............0   0   0   0   0   0   0   0   0   0   0   0

.THURSDAY...

Sky/weather.........Partly cloudy (50-60 percent) then becoming
                    mostly cloudy (75-85 percent). Chance of rain
                    showers in the late morning and early
                    afternoon. Rain showers likely late in the
                    afternoon.
Max temperature.....Around 55.
Min humidity........67 percent.
Eye level winds.....Light winds.
Wind (20 ft)........
 Slope/valley.......Light winds becoming south around 5 mph late in
                    the morning, then becoming light late in the
                    morning.
 Ridgetop...........South 5 to 10 mph.
CWR.................2 percent increasing to 68 percent.
Mixing height.......2900 ft AGL.
Transport winds.....South 6 to 8 mph.

TIME (PST)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........49  49  49  49  60  60  60  60  60  60  78  78
Weather cov.....                CHC CHC CHC CHC CHC CHC LKY LKY
Weather type....                RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Temp............40  42  46  49  52  54  54  55  54  52  50  48
RH..............100 98  90  81  74  69  69  67  71  79  86  90
20 FT wind dir..S   S   S   S   S   S   S   S   S   S   S   S
20 FT wind spd..3   3   3   3   5   3   3   2   2   2   2   2
20 FT wind gust.6   6   7   8   8   7   6   6   5   5   5   5
Eye lvl wnd dir.S   S   S   S   S   S   S   S   S   S   S   S
Eye lvl wnd spd.2   2   2   3   3   2   2   1   1   1   1   1
Eye lvl wnd gst.5   5   5   6   6   5   5   4   4   4   4   4
Ridge wind dir..SW  SW  S   S   S   S   S   S   S   S   S   M
Ridge wind spd..5   5   10  10  10  10  10  10  10  10  10  M
CWR.............0   0   0   0   20  20  20  20  20  20  70  70

$$
Forecaster...LAUREN VILLAFANE
Requested by...Alek Gearhart
Type of request...PRESCRIBED
.TAG 2525875.0/SGX
.DELDT 11/18/25
.FormatterVersion 2.0.0
.EMAIL alek.gearhart@usda.gov