Spot Forecast
Issued by NWS San Diego, CA

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317
FNUS76 KSGX 042252
FWSSGX

Spot Forecast for North Main Divide Units 115 and 25...USFS
National Weather Service San Diego CA
352 PM PDT Sat May 4 2024

Forecast is based on ignition time of 2300 PDT on May 06.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...Conditions are expected to remain cool this weekend
with a significant warming trend Monday with most locations
experiencing high temperatures close 10 degrees above forecast
highs for Sunday. Temperatures are expected to continue to climb
slightly through the rest of the week as the area remains under
high pressure no Santa Ana wind conditions are anticipated over the
week at this time. Overnight RH recoveries will generally approach
the upper 60s to low 70s each night.

.MONDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....Around 44.
Max humidity........69 percent.
Eye level winds.....Light winds.
Wind (20 ft)........
 Slope/valley.......Light winds.
 Ridgetop...........West 5 to 10 mph increasing to northwest 15 to
                    20 mph overnight.
CWR.................0 percent.
LAL.................1.
Mixing height.......100 ft AGL.
Transport winds.....South 1 to 3 mph shifting to the north around 0
                    mph after 3 am, then shifting to the west
                    around 1 mph early in the morning.

TIME (PDT)      11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........9   9   9   9   9   9   11
Weather cov.....
Weather type....
Tstm cov........
Temp............50  52  48  48  49  49  47
RH..............59  53  62  60  56  58  60
20 FT wind dir..SE  SE  W   W   W   N   SE
20 FT wind spd..2   2   1   1   1   0   2
20 FT wind gust.6   6       4   4   1   5
Eye lvl wnd dir.SE  SE  W   W   W   SW  SE
Eye lvl wnd spd.1   1   1   1   1   1   1
Eye lvl wnd gst.4   4       3   3       4
Ridge wind dir..W   W   NW  NW  NW  NW  NW
Ridge wind spd..5   10  10  15  15  20  20
CWR.............0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1

.TUESDAY...

Sky/weather.........Mostly sunny (5-15 percent).
Max temperature.....Around 67.
Min humidity........42 percent.
Eye level winds.....Light winds becoming southwest 5 to 7 mph with
                    gusts to around 12 mph late in the morning.
Wind (20 ft)........
 Slope/valley.......Light winds becoming southwest 7 to 10 mph with
                    gusts to around 17 mph late in the morning.
 Ridgetop...........Northwest 15 to 20 mph shifting to the west 10
                    to 15 mph late in the morning.
CWR.................0 percent.
LAL.................1.
Mixing height.......3000 ft AGL.
Transport winds.....West 1 to 10 mph increasing to around 12 mph
                    late in the afternoon.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........11  11  11  11  11  10  10  10  10  10  10  12
Weather cov.....
Weather type....
Tstm cov........
Temp............44  50  55  62  60  63  66  66  67  66  65  63
RH..............69  58  50  42  48  45  44  47  49  51  53  55
20 FT wind dir..SE  SE  SW  SW  SW  W   W   W   SW  SW  SW  SW
20 FT wind spd..2   2   3   3   3   7   7   7   9   9   9   10
20 FT wind gust.5   5   7   7   7   13  13  13  15  15  15  17
Eye lvl wnd dir.SE  SE  SW  SW  SW  W   W   W   SW  SW  SW  SW
Eye lvl wnd spd.1   1   2   2   2   5   5   5   6   6   6   7
Eye lvl wnd gst.4   4   5   5   5   9   9   9   11  11  11  12
Ridge wind dir..NW  NW  NW  NW  W   W   W   W   W   W   W   W
Ridge wind spd..20  20  20  15  15  10  10  10  10  10  10  15
CWR.............0   0   0   0   0   0   0   0   0   0   0   M
LAL.............1   1   1   1   1   1   1   1   1   1   1   M

.TUESDAY NIGHT...

Sky/weather.........Mostly clear (5-15 percent).
Min temperature.....Around 46.
Max humidity........73 percent.
Eye level winds.....South winds 5 to 7 mph with gusts to around 12
                    mph in the evening becoming light.
Wind (20 ft)........
 Slope/valley.......Southwest winds 7 to 10 mph with gusts to
                    around 17 mph shifting to the southeast late in
                    the evening, then becoming light early in the
                    morning.
 Ridgetop...........Northwest 5 to 10 mph shifting to the north
                    after 3 am.
CWR.................0 percent.
LAL.................1.
Mixing height.......200 ft AGL.
Transport winds.....South 8 to 12 mph shifting to the southeast 1
                    to 6 mph in the late evening and overnight.

TIME (PDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........12  12  12  12  12  7   7   7   7   7   7   6
Weather cov.....
Weather type....
Tstm cov........
Temp............60  56  52  50  50  49  49  48  47  47  46  46
RH..............60  66  71  73  72  71  70  71  72  73  73  72
20 FT wind dir..SW  SW  S   S   S   SE  SE  SE  SE  SE  SE  E
20 FT wind spd..10  10  7   7   7   5   5   5   5   5   5   2
20 FT wind gust.17  17  12  12  12  8   8   8   8   8   8   6
Eye lvl wnd dir.SW  SW  S   S   S   SE  SE  SE  SE  SE  SE  E
Eye lvl wnd spd.7   7   5   5   5   3   3   3   3   3   3   1
Eye lvl wnd gst.12  12  9   9   9   6   6   6   6   6   6   4
Ridge wind dir..W   W   W   W   NW  NW  NW  NW  NW  NW  N   N
Ridge wind spd..10  10  10  10  5   5   5   5   5   5   5   10
CWR.............0   0   0   0   0   0   0   0   0   0   0   0
LAL.............1   1   1   1   1   1   1   1   1   1   1   1

.WEDNESDAY...

Sky/weather.........Mostly sunny (0-10 percent).
Max temperature.....Around 70.
Min humidity........39 percent.
Eye level winds.....Light winds becoming southwest up to 7 mph with
                    gusts to around 12 mph late in the morning.
Wind (20 ft)........
 Slope/valley.......Light winds becoming west 6 to 9 mph with gusts
                    to around 16 mph late in the morning.
 Ridgetop...........Northwest around 10 mph shifting to the
                    southwest in the late morning and afternoon.
CWR.................0 percent.
LAL.................1.
Mixing height.......3900 ft AGL.
Transport winds.....Southwest around 1 mph increasing to 12 to 14
                    mph.

TIME (PDT)      6 AM      9 AM      NOON      3 PM
Sky (%).........6         6         8         8
Weather cov.....
Weather type....NONE      NONE      NONE      NONE
Tstm cov........
Temp............48        57        67        70
RH..............69        53        41        40
20 FT wind......E 2G6     N 2G6     W 6G11    SW 9G15
Eye level wind..E 1G4     N 1G5     W 4G8     SW 6G11
Ridgetop wind...NW 10     NW 10     SW 10     SW 15
CWR.............0         0         0         0
LAL.............1         1         1         1

.FORECAST DAYS 3 THROUGH 7...
.THURSDAY...
Mostly clear. Lows in the upper 40s. Highs in the lower 70s.
South winds around 8 mph. RH recoveries around 65 percent.
.FRIDAY...
Mostly clear. Lows in the upper 40s. Highs in the lower 70s.
South winds around 6 mph. RH recoveries around 70 percent.

$$
Forecaster...JONATHAN SUK
Requested by...Cyrus Galvan
Type of request...PRESCRIBED
.TAG 2410772.6/SGX
.DELDT 05/05/24
.FormatterVersion 2.0.0
.EMAIL cyrus.galvan@usda.gov,charles.kott@usda.gov