Suppression Forecast
Issued by NWS San Diego, CA

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729
FNUS76 KSGX 250029
FWSSGX

Spot Forecast for Santa Rosa VMP...CALFIRE RRU
National Weather Service SAN DIEGO CA
529 PM PDT Wed May 24 2017

Forecast is based on ignition time of 1800 PDT on May 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
Marine layer low clouds expected to reach the incident site by
0200. Humidity recovery will be between 90-100 percent overnight.
Clouds and fog will begin to clear around 0800, though humidity
will remain fairly high through the day. There is the potential
for fog and light drizzle late tonight into Thursday morning.
Marine layer will deepen further Thursday night into Friday with
humidity near 100 percent and drizzle or light showers possible
once again.

.TONIGHT...

Min temperature.....Around 52.
Max humidity........95 percent.
Wind (20 FT)........
 Slopes.............Winds south 10 to 15 mph with gusts to 20
                    mph...becoming 3 to 6 mph in the late
                    evening

TIME (PDT)      6 PM         10 PM        2 AM
TEMP............70           59           55
RH..............57           77           85
20 FT WIND DIR..S            S            SW
20 FT WIND DIR..180          180          230
20 FT WIND SPD..10           6            3
20 FT WIND GUST.20           10           7

.THURSDAY...

Sky/weather.........Cloudy...becoming partly cloudy. Patchy
                    fog and drizzle in the morning.
Max temperature.....Around 65.
Min humidity........60 percent.
Eye Level Winds.....Winds southwest 5 to 8 mph.
 Ridgetop...........Southwest 10 to 15 mph.
Gusts to 25 mph.
Mixing Height.......1500-3000 ft AGL.
Mixing Winds........Southwest 10 to 15 mph.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........100 100 90  75  70  35  35  35  35  35  35  35
WEATHER COV.....PTY PTY PTY PTY PTY
WEATHER TYPE....DZF DZF DZF DZF DZF
TSTM COV........
TEMP............52  53  56  59  61  62  64  65  65  65  64  64
RH..............95  94  85  75  68  64  66  62  62  64  65  65
EYE LVL WND DIR.S   S   S   S   S   SW  SW  SW  SW  SW  SW  SW
EYE LVL WND DIR.180 180 180 180 180 230 230 230 230 230 230 230
EYE LVL WND SPD.2   2   3   3   3   5   5   6   6   6   6   6
EYE LVL WND GST.4   4   5   5   6   7   8   8   8   8   8   8
RIDGE WIND DIR..W   W   W   W   W   W   W   W   SW  SW  SW  SW
RIDGE WIND DIR..270 270 270 270 270 270 270 270 230 230 230 230
RIDGE WIND SPD..10  10  12  12  12  15  15  15  20  20  20  20

.THURSDAY NIGHT...

Min temperature.....Around 51.
Max humidity........95 percent.
Wind (20 FT)........
 Slopes.............Winds southwest 5 to 10 mph.

TIME (PDT)      6 PM         10 PM        2 AM
TEMP............61           55           53
RH..............71           84           88
20 FT WIND DIR..SW           S            S
20 FT WIND DIR..230          180          180
20 FT WIND SPD..8            4            4
20 FT WIND GUST.15           10           7

.FRIDAY...

Sky/weather.........Mostly cloudy...becoming partly cloudy. Slight
                    chance of showers in the morning.
Max temperature.....Around 61.
Min humidity........70 percent.
Eye Level Winds.....Winds southwest 5 to 10 mph.
 Ridgetop...........West 10 to 15 mph. Gusts to 20 mph in the
                    late morning and afternoon.
Mixing Height.......2500-4000 ft AGL.
Mixing Winds........Southwest 5 to 10 mph...becoming 15 mph late in
                    the afternoon.

TIME (PDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........87  87  87  87  87  33  33  33  33  33  33  42
WEATHER COV.....SCH SCH SCH SCH SCH
WEATHER TYPE....RW  RW  RW  RW  RW
TSTM COV........
TEMP............51  52  54  56  58  59  60  61  61  61  61  60
RH..............95  94  87  79  73  70  71  68  68  69  70  70
EYE LVL WND DIR.S   S   S   S   S   SW  SW  SW  SW  SW  SW  SW
EYE LVL WND DIR.180 180 180 180 180 230 230 230 230 230 230 230
EYE LVL WND SPD.3   3   3   3   4   5   5   5   6   6   6   6
EYE LVL WND GST.5   5   5   6   6   7   8   9   10  10  10  10
RIDGE WIND DIR..W   W   NW  NW  NW  NW  NW  NW  NW  W   W   W
RIDGE WIND DIR..270 270 320 320 320 320 320 320 320 270 270 270
RIDGE WIND SPD..10  10  10  12  12  12  15  15  15  15  15  15

$$
Forecaster...STEFANIE SULLIVAN
Requested by...Stephen Volmer
Type of request...PRESCRIBED
.TAG 1709908.1/SGX
.EMAIL stephen.volmer@fire.ca.gov



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