FNUS76 KSGX 241356
FWSSGX

SPOT FORECAST FOR FAWNSKIN...SBNF FRON
NATIONAL WEATHER SERVICE SAN DIEGO CA
656 AM PDT WED APR 24 2013

FORECAST IS BASED ON REQUEST TIME OF 0632 PDT ON APRIL 24.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
WEAK HIGH PRESSURE RIDGE DIRECTLY OVER THE SAN BERNARDINO MOUNTAINS
THIS MORNING...WILL SHIFT NORTHEAST TO OVER THE MOJAVE DESERT
THIS AFTERNOON. A STRENGTHENING LOW PRESSURE SYSTEM...CURRENTLY
ABOUT 500 MILES SOUTHWEST OF THE INCIDENT AND MOVING EASTWARD...WILL
MAKE LANDFALL IN THE VICINITY OF ENSENADA MEXICO AROUND SUNRISE
THURSDAY.

THE CIRCULATION AROUND THIS LOW WILL BEGIN TO IMPACT THE INCIDENT
THIS AFTERNOON. EXPECT A WIND 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.

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

AS THE LOW TRACKS INLAND ON THURSDAY ALONG THE US/MEXICO
BORDER...THE RIDGETOP AND TRANSPORT WINDS WILL SHIFT FROM
NORTHEAST TO NORTH. HIGH PRESSURE WILL REBUILD OVER THE INCIDENT
THURSDAY NIGHT THROUGH SATURDAY. A WEAK TROUGH WILL MOVE ACROSS
THE AREA SUNDAY AND MONDAY. HIGH PRESSURE WILL REBUILD AGAIN
TUESDAY AND WEDNESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........20 PERCENT.
WIND................
   SLOPES...........UPSLOPE/SOUTHWEST 2 TO 5 MPH
   RIDGETOP.........SOUTH 10 MPH THIS MORNING...BECOMING
                    EAST TO NORTHEAST 5 MPH IN THE AFTERNOON.
CHC WETTING RAIN....5 PERCENT.
LAL.................1.
MIXING HEIGHT.......500 FT AGL UNTIL 830 AM...THEN LIFTING TO
                    9000 FT AGL BY 11 AM.
                    THE AFTERNOON.
MIXING WINDS........SOUTH 5 MPH IN THE MORNING...BECOMING EAST
                    TO NORTHEAST IN THE AFTERNOON.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS. DRY LIGHTNING POSSIBLE.
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........70 PERCENT.
WIND................
   SLOPES...........WINDS SOUTH 5 MPH BECOMING EAST AFTER MIDNIGHT.
   RIDGETOP.........EAST 10 MPH.
CHC WETTING RAIN....15 PERCENT.
LAL.................2.
MIXING HEIGHT.......9000 FT AGL...BECOMING 500 FT AGL AFTER 8 PM.
MIXING WINDS........NORTHEAST 5 MPH.

.THURSDAY...

SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........25 PERCENT.
WIND................
   SLOPES...........WINDS NORTH 10 MPH.
   RIDGETOP.........NORTHEAST 5 MPH.
CHC WETTING RAIN....10 PERCENT.
LAL.................1.
MIXING HEIGHT.......500 FT AGL UNTIL 9 AM...LIFTING TO
                    10500-11500 FT AGL BY 11 AM...LOWERING TO
                    7000 FT AGL AFTER 4 PM.
MIXING WINDS........NORTH 5 MPH.

$$
FORECASTER...ROB BALFOUR
REQUESTED BY...JERMEY ELLIS
TYPE OF REQUEST...WILDFIRE
.TAG 20130424.FAWNS.01/SGX