Suppression Forecast
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
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FNUS76 KSGX 041221
FWSSGX
Spot Forecast for Birch Hill (East)...USFS
National Weather Service San Diego CA
521 AM PDT Fri Apr 4 2025
Forecast is based on ignition time of 0600 PDT on April 04.
If conditions become unrepresentative, contact the National Weather
Service.
.DISCUSSION...
Fair this morning. Increasing clouds late morning through afternoon,
leading to a slight chance of rain or snow showers. Mostly clear
and fair weather with weak offshore flow tonight through Sunday
morning, turning onshore Sunday afternoon through Tuesday. Low
humidity Saturday and Sunday, but with modest recoveries at night.
.TODAY...
Sky/weather.........Sunny (0-10 percent) then becoming partly
cloudy (25-35 percent). Slight chance of rain
showers and snow showers in the afternoon.
Max temperature.....Around 48.
Min humidity........45 percent.
Eye level winds.....Northwest winds up to 6 mph with gusts to
around 11 mph shifting to the west up to 5 mph
late in the morning.
Wind (20 ft)........
Slope/valley.......North winds around 9 mph with gusts to around
15 mph shifting to the west 5 to 7 mph late in
the morning.
Ridgetop...........North 10 to 15 mph shifting to the northwest 5
to 10 mph late in the afternoon.
CWR.................1 percent increasing to 13 percent late in the
morning, then decreasing to 3 percent late in
the afternoon.
Mixing height.......7800 ft AGL.
Transport winds.....North 8 to 12 mph shifting to the west around 8
mph late in the afternoon.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5 5 3 3 3 31 31 31 32 32 32 13
Weather cov..... SCH SCH SCH SCH SCH SCH
Weather type.... RS RS RS RS RS RS
Tstm cov........
Temp............36 37 39 42 45 46 47 48 48 48 48 47
RH..............60 58 54 48 45 46 46 47 50 51 55 56
20 FT wind dir..N N N NW NW W W W W W SW W
20 FT wind spd..9 9 8 7 5 5 5 6 6 7 6 5
20 FT wind gust.15 15 13 11 8 8 9 10 11 12 10 10
Eye lvl wnd dir.N N N NW NW W W W W W SW W
Eye lvl wnd spd.6 6 6 4 3 3 3 4 4 5 4 4
Eye lvl wnd gst.11 11 9 8 6 6 7 7 8 9 7 7
Ridge wind dir..N N N N N N NW NW NW W W NW
Ridge wind spd..10 10 15 5 5 5 5 10 10 10 5 10
CWR.............0 0 0 0 0 10 10 10 10 10 10 0
.TONIGHT...
Sky/weather.........Mostly clear (0-10 percent).
Min temperature.....Around 40.
Max humidity........61 percent.
Eye level winds.....Northwest winds around 4 mph shifting to the
north up to 5 mph in the late evening and
overnight.
Wind (20 ft)........
Slope/valley.......Northwest winds 5 to 7 mph.
Ridgetop...........West around 10 mph shifting to the northeast
after 3 am.
CWR.................3 percent.
Mixing height.......100 ft AGL.
Transport winds.....Northwest 6 to 9 mph shifting to the north 7 to
12 mph overnight.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........13 13 3 3 3 1 1 1 1 1 1 4
Weather cov.....
Weather type....
Tstm cov........
Temp............45 42 42 42 41 41 42 42 42 42 42 42
RH..............58 61 58 54 50 49 45 43 42 39 36 34
20 FT wind dir..W W NW NW NW NW NW N N N N N
20 FT wind spd..5 5 5 5 6 6 6 6 7 7 7 7
20 FT wind gust.9 9 9 10 10 11 11 11 11 12 12 12
Eye lvl wnd dir.W W NW NW NW NW NW N N N N N
Eye lvl wnd spd.4 4 4 4 4 4 4 4 4 4 5 5
Eye lvl wnd gst.7 7 7 7 7 8 8 8 8 9 9 9
Ridge wind dir..W W NW NW NW N N N N N NE N
Ridge wind spd..10 10 15 10 10 15 10 10 15 15 15 15
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
.SATURDAY...
Sky/weather.........Sunny (0-10 percent).
Max temperature.....Around 55.
Min humidity........27 percent.
Eye level winds.....North winds up to 5 mph shifting to the west
around 4 mph in the afternoon.
Wind (20 ft)........
Slope/valley.......North winds around 7 mph becoming 5 to 8 mph in
the morning, then shifting to the west 5 to 6
mph in the afternoon.
Ridgetop...........North 10 to 15 mph decreasing to 5 to 10 mph
late in the afternoon.
CWR.................2 percent.
Mixing height.......6900 ft AGL.
Transport winds.....North 9 to 18 mph decreasing to around 8 mph
late in the afternoon.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........4 4 3 3 3 1 1 1 4 4 4 3
Weather cov.....
Weather type....
Tstm cov........
Temp............42 43 45 48 50 52 53 54 55 54 54 54
RH..............33 32 30 29 27 27 27 28 29 30 31 30
20 FT wind dir..N N N N N N N W W W W W
20 FT wind spd..7 8 8 7 6 5 5 5 5 5 6 6
20 FT wind gust.13 13 13 12 11 10 9 8 8 9 11 11
Eye lvl wnd dir.N N N N N N N W W W W W
Eye lvl wnd spd.5 5 5 4 4 4 4 3 3 4 4 4
Eye lvl wnd gst.9 9 9 9 8 7 7 6 6 7 8 8
Ridge wind dir..NE NE N N N N N N N N N NE
Ridge wind spd..15 15 15 15 10 10 10 10 5 5 10 10
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
.FORECAST DAYS 3 THROUGH 5...
.SUNDAY...
Clear. Lows in the mid 40s. Highs in the lower 60s. Northeast
winds around 6 mph.
.MONDAY...
Mostly clear. Lows in the mid 40s. Highs in the lower 60s. North
winds around 5 mph becoming west.
.TUESDAY...
Mostly clear. Lows in the upper 40s. Highs in the lower 60s.
Light winds.
$$
Forecaster...MIGUEL MILLER
Requested by...Dana Barre
Type of request...PRESCRIBED
.TAG 2508597.2/SGX
.DELDT 04/04/25
.FormatterVersion 2.0.0
.EMAIL clinton.green@usda.gov,sm.fs.cnfecc@usda.gov,dana.barre@usda.gov,christopher.brenzel@usda.gov