FNUS76 KSGX 271404
FWSSGX

SPOT FORECAST FOR BORDER 11...CAL FIRE MVU
NATIONAL WEATHER SERVICE SAN DIEGO CA
702 AM PDT MON SEP 27 2010

FORECAST IS BASED ON REQUEST TIME OF 2122 PDT ON SEPTEMBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...VERY HOT AND DRY TODAY...
...CHANCE OF DRY LIGHTNING AND GUSTY DOWNDRAFTS TUESDAY...

.DISCUSSION...
STRONG HIGH PRESSURE WILL CONTINUE TO PRODUCE VERY HOT TEMPERATURES
AND LOW RELATIVE HUMIDITY TODAY. EAST WINDS WITH GUSTS 25 MPH ARE
AGAIN POSSIBLE AFTER THE INVERSION BREAKS AROUND 0900 PDT. MID AND
HIGH LEVEL MOISTURE WILL MOVE IN FROM THE SOUTHEAST TONIGHT AND
TUESDAY. THOUGH THIS MAY BRING A SLIGHT COOLING AND MOISTENING
TREND...THERE IS ALSO THE POSSIBILITY OF ISOLATED THUNDERSTORMS WITH
DRY LIGHTNING STRIKES AND GUSTY DOWNDRAFTS ON TUESDAY.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....100 TO 105.
MIN HUMIDITY........10 PERCENT.
WIND................
   SLOPES...........EAST 5 TO 10 MPH WITH GUSTS TO 25 MPH.
   RIDGETOP.........EAST 15 MPH WITH GUSTS 25 MPH.
LAL.................1.
MIXING HEIGHT.......STRONG INVERSION 500-1500 FT AGL UNTIL 0900 PDT...
                    THEN MIXING TO 10000 FT.
MIXING WINDS........EAST 10 MPH.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 66.
MAX HUMIDITY........35 PERCENT.
WIND................
   SLOPES...........EAST 10 MPH. GUSTS TO 20 MPH IN THE EVENING.
   RIDGETOP.........EAST 10 MPH.
LAL.................1.
MIXING HEIGHT.......6500 FT AGL UNTIL 1900 PDT...THEN STRONG INVERSION
                    SETTING UP WITHIN 500 FT AGL.
MIXING WINDS........EAST 5 MPH.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS WITH
                    DRY LIGHTNING AND GUSTY DOWNDRAFTS
                    IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 90.
MIN HUMIDITY........20 PERCENT.
WIND................
   SLOPES...........WINDS EAST 5 MPH BECOMING WEST 10 MPH IN THE
                    AFTERNOON.
   RIDGETOP.........NORTHEAST 5 MPH BECOMING VARIABLE IN THE AFTERNOON.
LAL.................1.
MIXING HEIGHT.......500-1000 FT AGL...BECOMING 6000-7000 FT AGL
                    LATE IN THE MORNING...THEN...BECOMING 3500 FT
                    AGL LATE IN THE AFTERNOON.
MIXING WINDS........EAST 5 MPH.

.FORECAST DAYS 3 THROUGH 5...
.WEDNESDAY...
PARTLY CLOUDY. LOWS AROUND 66. HIGHS AROUND 89. WINDS WEST
10 MPH.
.THURSDAY...
PARTLY CLOUDY. LOWS AROUND 62. HIGHS AROUND 88. WINDS SOUTHWEST
5 MPH.
.FRIDAY...
MOSTLY CLEAR. LOWS AROUND 59. HIGHS AROUND 86. WINDS SOUTH 5 MPH.

$$
FORECASTER...ROB BALFOUR
REQUESTED BY...KELLY ZOMBRO
TYPE OF REQUEST...WILDFIRE
.TAG 20100927.BORDE.01/SGX