FNUS76 KSGX 071407
FWSSGX

SPOT FORECAST FOR 173 CORRIDOR...UNLISTED
NATIONAL WEATHER SERVICE SAN DIEGO CA
707 AM PDT TUE APR 7 2009

FORECAST IS BASED ON IGNITION TIME OF 0800 PDT ON APRIL 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
THE FOLLOWING FORECAST IS FOR ROCK CAMP DUE TO INACCURATE LAT/LON
IN THE SPOT REQUEST. LIGHT SE WINDS AT ROCK CAMP THIS MORNING WILL
TURN SW AROUND NOON AND INCREASE THROUGH THE AFTERNOON AS ONSHORE
FLOW STRENGTHENS AND A LOW PRESSURE SYSTEM APPROACHES THE AREA.
RELATIVE HUMIDITY WILL INITIALLY BE LOW...AROUND 15-20
PERCENT...THEN INCREASE TO GREATER THAN 75 PERCENT BY TONIGHT.
THERE COULD BE BRIEF PERIOD AROUND MID DAY WHEN THE WINDS BEGIN TO
INCREASE BUT THE RELATIVE HUMIDITY REMAINS LOW. THE LOW PRESSURE
SYSTEM WILL MOVE INLAND ACROSS CALIFORNIA TONIGHT THROUGH
WEDNESDAY NIGHT BRINGING A CHANCE OF SHOWERS WITH GENERALLY LIGHT
AMOUNTS. EXPECT PATCHY DENSE FOG OVERNIGHT...ESPECIALLY TO THE
SOUTH OF ROCK CAMP. A SECOND TROUGH OF LOW PRESSURE WILL BRING
ANOTHER CHANCE OF PRECIPITATION THURSDAY NIGHT THROUGH EARLY
SATURDAY. FAIR AND WARMER FOR SUNDAY THROUGH EARLY NEXT WEEK WITH
DRIER NORTHWEST FLOW.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........15 PERCENT.
WIND................
   SLOPES...........WINDS SOUTHEAST 5 TO 10 MPH...BECOMING
                    SOUTHWEST 15 TO 20 MPH WITH GUSTS TO 35 MPH
                    IN THE AFTERNOON.
   RIDGETOP.........SOUTH 20 MPH WITH GUSTS TO 35 MPH.
CHC WETTING RAIN....5 PERCENT.
LAL.................1.
MIXING HEIGHT.......500-1000 FT AGL...BECOMING 4000-5000 FT AGL
                    LATE IN THE MORNING.
MIXING WINDS........SOUTH 20 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. RAIN LIKELY IN THE
                    EVENING...THEN CHANCE OF SHOWERS AFTER
                    MIDNIGHT.
MIN TEMPERATURE.....AROUND 36.
MAX HUMIDITY........100 PERCENT.
WIND................
   SLOPES...........WINDS SOUTHWEST 10 TO 15 MPH WITH GUSTS TO 35
                    MPH.
   RIDGETOP.........SOUTHWEST 20 MPH WITH GUSTS TO 35 MPH.
CHC WETTING RAIN....55 PERCENT.
LAL.................1.
MIXING HEIGHT.......4000 FT AGL...BECOMING 1500-2000 FT AGL EARLY
                    IN THE EVENING.
MIXING WINDS........SOUTH 20 MPH.

$$
FORECASTER...STEVE VANDERBURG
REQUESTED BY...CHRIS CROWDER
TYPE OF REQUEST...PRESCRIBED
.TAG 20090407.173CO.02/SGX