FNUS76 KSGX 232026 AAB
FWSSGX

SPOT FORECAST FOR FAWNSKIN...UPDATED
NATIONAL WEATHER SERVICE SAN DIEGO CA
126 PM PDT TUE APR 23 2013

FORECAST IS BASED ON REQUEST TIME OF 1118 PDT ON APRIL 23.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

UPDATED TO INCLUDE TONIGHT'S WEATHER FORECAST...

.DISCUSSION...
WEAK HIGH PRESSURE RIDGE DIRECTLY OVER THE SAN BERNARDINO MOUNTAINS
THROUGH WEDNESDAY MORNING...WILL SHIFT NORTHEAST TO OVER THE MOJAVE DESERT
WEDNESDAY AFTERNOON. A LOW PRESSURE SYSTEM MOVING EAST
ALONG LATITUDE 30 DEGREES NORTH WILL MOVE TO A POSITION ABOUT 300
MILES SOUTHWEST OF INCIDENT BY WEDNESDAY AFTERNOON.

THE CIRCULATION AROUND THIS LOW WILL BEGIN TO IMPACT THE INCIDENT
WEDNESDAY AFTERNOON. EXPECT A WIND DIRECTION SHIFT IN RIDGE TOP AND
TRANSPORT WINDS FROM SOUTHEAST TO NORTHEAST. THERE WILL ALSO BE AN
INCREASE IN MID AND HIGH LEVEL CLOUDS DURING THE AFTERNOON.

FOR WEDNESDAY NIGHT THROUGH EARLY THURSDAY MORNING...THE
LOW PRESSURE SYSTEM IS FORECAST TO TRACK EAST ALONG THE
CALIFORNIA/MEXICO BORDER. THERE IS ENOUGH MID AND UPPER LEVEL
INSTABILITY ASSOCIATED WITH THIS SYSTEM THAT NOCTURNAL
THUNDERSTORMS ARE POSSIBLE. IF THESE DO OCCUR THEY WILL LIKELY
NOT BE ACCOMPANIED WITH WETTING RAIN.

THERE IS A RISK OF ISOLATED DRY LIGHTNING STRIKES ON THE
SAN BERNARDINO NF FROM 5 PM WEDNESDAY THROUGH 5 AM THURSDAY.


.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........50 PERCENT.
WIND................
   SLOPES...........DOWNSLOPE/NORTHEAST 1 TO 3 MPH.
   RIDGETOP.........VARIABLE/SOUTHWEST 5 MPH.
CHC WETTING RAIN....0 PERCENT.
LAL.................1.
MIXING HEIGHT.......2500 FT AGL...LOWERING TO 500 FT AGL BY 2100 PDT.
MIXING WINDS........SOUTHWEST 2 MPH.

.WEDNESDAY...APRIL 24

SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........15 PERCENT.
WIND................
   SLOPES...........UPSLOPE/SOUTH 3 TO 5 MPH.
   RIDGETOP.........SOUTH 10 MPH IN THE MORNING...BECOMING
                    NORTHEAST 5 MPH IN THE AFTERNOON.
CHC WETTING RAIN....5 PERCENT.
LAL.................1.
MIXING HEIGHT.......4000 FT AGL IN THE MORNING...LIFTING TO
                    10000 FT AGL LATE MORNING AND AFTERNOON.
MIXING WINDS........SOUTHEAST 5 MPH IN THE MORNING... BECOMING
                    VARIABLE/NORTHEAST 2-5 MPH IN THE AFTERNOON.

$$


$$
FORECASTER...ROB BALFOUR
REQUESTED BY...JERMEY ELLIS
TYPE OF REQUEST...WILDFIRE
.TAG 20130423.FAWNS.01/SGX