FNUS76 KOTX 021501
FWSOTX

SPOT FORECAST FOR WASHINGTON FALL...CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
801 AM PDT FRI OCT 2 2009

FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON OCTOBER 02.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

AN UPPER LEVEL TROUGH WILL TAKE UP POSITION OVER THE INLAND NORTHWEST
TODAY AND BE THE MAIN WEATHER PRODUCER THROUGH THE WEEKEND. ENOUGH
INSTABILITY REMAINS OVER THE BURN SITE TODAY FOR SOME AFTERNOON
CONVECTION AND WITH SNOW LEVELS RIGHT AROUND 4500 FEET THESE SHOWERS
WILL ALMOST CERTAINLY CONTAIN HAIL/GRAUPEL. THE UPPER TROUGH SAGS
SOUTH ON SATURDAY AND THIS WILL OPEN THE DOOR FOR MOISTURE TO
WRAP AROUND ALL THE WAY BACK TO THE CASCADES BY LATE SATURDAY AFTERNOON
...SATURDAY NIGHT. EXPECT INCREASING CHANCES OF RAIN BY LATE SATURDAY
AFTERNOON. THINGS BEGIN TO DRY OUT SUNDAY AFTERNOON AND NEXT WEEK AS
HIGH PRESSURE NOSES INTO THE REGION FROM THE WEST.

.TODAY...

SKY/WEATHER.........MORNING CLEARING...THEN INCREASING AND VARIABLE CLOUDS
                    THROUGH THE DAY. A CHANCE OF SHOWERS IN THE AFTERNOON.
                    AS WET SNOW ABOVE 4500 FEET.
CWR.................10 PERCENT IN THE AFTERNOON.
MAX TEMPERATURE.....52 AT THE BOTTOM OF THE BURN AND 47 AT THE TOP OF THE
                    BURN.
MIN HUMIDITY........31 PERCENT AT THE BOTTOM OF THE BURN AND 38 PERCENT
                    AT THE TOP OF THE BURN.
WIND (20 FT)........NORTHWEST WINDS 8 TO 12 MPH.
MIXING HEIGHT.......BECOMING 2500 FT AGL AFTER 1200.
TRANSPORT WINDS.....WEST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........2 VERY LOW.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW SHOWERS.
CWR.................LESS THAN 10 PERCENT.
MIN TEMPERATURE.....36.
MAX HUMIDITY........76 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 6 TO 9 MPH...BECOMING DRAINAGE 3 TO 5 MPH
                    AFTER 2000.
MIXING HEIGHT.......DROPPING TO NEAR THE SURFACE AFTER 1900.
TRANSPORT WINDS.....NORTH 8 TO 10 MPH.

.SATURDAY...

SKY/WEATHER.........CLOUDY. CHANCE OF RAIN AND SNOW IN THE AFTERNOON...
                    THEN RAIN AND SNOW LIKELY SATURDAY NIGHT. SNOW
                    LEVEL 4500 FEET.
CWR.................30 PERCENT.
MAX TEMPERATURE.....50 AT THE BOTTOM OF THE BURN AND 45 AT THE TOP OF
                    THE BURN.
MIN HUMIDITY........35 PERCENT AT THE BOTTOM OF THE BURN AND 42
                    PERCENT AT THE TOP OF THE BURN.
WIND (20 FT)........NORTH-NORTHEAST WINDS WINDS 7 TO 10 MPH.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 3000 FT
                    AGL AFTER 1200.
TRANSPORT WINDS.....NORTH 8 TO 12 MPH AFTER 1200.

$$
FORECASTER...BT
REQUESTED BY...JEFF BOUSCHOR
TYPE OF REQUEST...PRESCRIBED
.TAG 20091002.WASHI.01/OTX