FNUS76 KSGX 162054 RRA
FWSSGX

SPOT FORECAST FOR S390 FIELD EXERCISE 3 - STRONG OFFSHORE FLOW...CNTY ORNG
NATIONAL WEATHER SERVICE SAN DIEGO CA
1233 PM PST WED FEB 16 2011

FORECAST IS BASED ON A HYPOTHETICAL WEATHER SCENARIO. IT DOES NOT
REPRESENT ACTUAL CONDITIONS. IT IS ONLY TO BE USED FOR THE S390
FIELD EXERCISE BEING HOSTED BY ORANGE COUNTY FIRE AUTHORITY.

CONTACT DONAL BOURSIER FC ORC FS15-8 FOR FURTHER INFORMATION.

.DISCUSSION...TEST...TEST...TEST...
STRONG HIGH PRESSURE IS OVER NEVADA AND A STRONG NORTHEAST TO SOUTHWEST
ORIENTED JET STREAM IS OVER SOUTHERN CALIFORNIA. THIS WEATHER PATTERN IS
FAVORABLE FOR STRONG SANTA ANA WINDS. GENERAL WINDS ARE FROM THE NORTHEAST
AT 35 TO 50 MPH. THERE IS STILL MARINE AIR BELOW 3500 FEET TODAY BUT
THIS SHOULD BE SCOURED OUT BY TONIGHT AND MUCH DRIER AND WARMER CONDITIONS
ARE LIKELY TOMORROW.

.TODAY FOR S390 FIELD EXERCISE...

SKY/WEATHER.........PARTLY CLOUDY.
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........25 PERCENT.
WIND................
   SLOPES...........EAST 20 TO 40 MPH WITH GUSTS TO 60 MPH THIS MORNING...
                    WIND DIMINISHING TO EAST 15 TO 25 MPH GUSTS 40 MPH THIS
                    AFTERNOON.
   RIDGETOP.........NORTHEAST 40 MPH WITH GUSTS 50 MPH.
MIXING HEIGHT.......500-1000 FT AGL.
MIXING WINDS........NORTHEAST 30 MPH.

.TONIGHT FOR S390 FIELD EXERCISE...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....LOW 57.
MAX HUMIDITY........20 PERCENT.
WIND................
   SLOPES...........EAST 20 TO 30 MPH WITH GUSTS 50 MPH UNTIL 2200 PST.
   RIDGETOP.........NORTHEAST 30 MPH WITH GUSTS 50 MPH.
MIXING HEIGHT.......500-1000 FT AGL.
MIXING WINDS........NORTHEAST 30 MPH.

.TOMORROW FOR S390 FIELD EXERCISE...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....AROUND 80...UP FIFTEEN.
MIN HUMIDITY........5 PERCENT...DOWN TWENTY.
WIND................
   SLOPES...........EAST 20 TO 30 MPH WITH GUSTS TO 60 MPH IN THE MORNING.
                    WIND DIMINISHING TO EAST 15 TO 25 MPH WITH GUSTS 40 MPH
                    IN THE AFTERNOON.
   RIDGETOP.........NORTHEAST 30 MPH.
MIXING HEIGHT.......500-1000 FT AGL.
MIXING WINDS........NORTHEAST 25 MPH.


TEST...TEST...TEST

$$
FORECASTER...ROB BALFOUR
REQUESTED BY...DONAL BOURSEIR
TYPE OF REQUEST...TEST
.TAG 20110218.S390F.03/SGX