FNUS76 KOTX 271637
FWSOTX

SPOT FORECAST FOR KABOOM...USFS
NATIONAL WEATHER SERVICE SPOKANE WA
937 AM PDT THU AUG 27 2009

FORECAST IS BASED ON IGNITION TIME OF 0940 PDT ON AUGUST 27.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

...VERY WARM AND DRY TODAY AND FRIDAY...BIG CHANGES FRIDAY NIGHT
   AND SATURDAY...

HIGH PRESSURE WILL CONTINUE TO BUILD OVER THE AREA TODAY AND TONIGHT
BEFORE PUSHING EAST ON FRIDAY. THIS WILL ALLOW AN UPPER LOW TO MOVE
INTO THE REGION FRIDAY NIGHT AND SATURDAY AND LINGER OVER THE REGION
THROUGH THE WEEKEND. THE ASSOCIATED COLD FRONT WILL BE ON THE CASCADE
CREST LATE FRIDAY AFTERNOON AND MOVE THROUGH THE BURN AREA AROUND
2000 FRIDAY NIGHT. BEFORE THE FRONT EXPECT NEAR RECORD TEMPERATURES
...AN UNSTABLE LOWER ATMOSPHERE AND VERY LOW RELATIVE HUMIDITY. VERY
POOR RELATIVE HUMIDITY RECOVERY TONIGHT. THE COOLING TREND WILL BEGIN
FRIDAY...THEN EXPECT A CHANCE OF SHOWERS AND WET THUNDERSTORMS FRIDAY
EVENING AND SATURDAY.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 85. 69 AT 945A.
MIN HUMIDITY........20 PERCENT.
WIND (20 FT)........SOUTHEAST 2 TO 4 MPH AT 945A. SOUTHEAST 5 TO 9 MPH
                    IN THE AFTERNOON.
MIXING HEIGHT.......2100 FT AGL AT 945A...BECOMING 6500 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 56.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 6 MPH IN THE EVENING
                    SHIFTING TO THE WEST 6 TO 10 MPH BY 11 PM.
MIXING HEIGHT.......6500 FT AGL IN THE EVENING...BECOMING NEAR
                    SURFACE OVERNIGHT.
TRANSPORT WINDS.....WEST 3 TO 7 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

.FRIDAY...

SKY/WEATHER.........PARTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........33 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 7 MPH THROUGH MIDDAY...THEN
                    BECOMING SOUTHEAST 3 TO 5 MPH AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 5500 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 3 TO 7 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

$$
FORECASTER...PB
REQUESTED BY...CWICC
TYPE OF REQUEST...PRESCRIBED
.TAG 20090827.KABOO.01/OTX