FNUS76 KOTX 261850
FWSOTX

SPOT FORECAST FOR KABOOM...CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
1150 AM PDT WED AUG 26 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON AUGUST 26.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...

HIGH PRESSURE WILL CONTINUE TO BUILD OVER THE AREA THROUGH THURSDAY.
WITH WARMER TEMPERATURES...LOW HUMIDITIES...AND LIGHT TERRAIN
DRIVEN WINDS. SUBSIDENCE INVERSION NEAR THE RIDGE TOPS THIS MORNING...
WILL LOWER TO THE MID SLOPES TONIGHT INTO THURSDAY. THIS WILL PROVIDE
A LAYER OF POOR RH RECOVERIES AT THE FIRE. TEMPERATURES WILL WARM ABOUT
5 TO 8 DEGREES EACH DAY. THE HIGH PRESSURE RIDGE WILL BREAK DOWN
LATE FRIDAY AS A LOW PRESSURE SYSTEM APPROACHES THE AREA. THIS WILL
LIKELY BRING INCREASED WESTERLY WINDS AND A SLIGHT CHANCE OF SHOWERS
OR THUNDERSTORMS.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....69 TO 72.
MIN HUMIDITY........12 TO 18 PERCENT.
WIND (20 FT)........UPSLOPE/UP VALLEY 5 TO 8 MPH.
MIXING HEIGHT.......INCREASING TO 5000 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 3 TO 7 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........30 TO 45 PERCENT.
WIND (20 FT)........WEST 6 TO 9 MPH IN THE EVENING...THEN BECOMING
                    DOWNSLOPE/DOWN VALLEY 2 TO 5 MPH OVERNIGHT.
MIXING HEIGHT.......5500 FT AGL IN THE EVENING...THEN LOWERING TO NEAR
                    SURFACE OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

.THURSDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....74 TO 80.
MIN HUMIDITY........15 TO 22 PERCENT.
WIND (20 FT)........UPSLOPE/UP VALLEY 6 TO 9 MPH.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 5000 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

$$
FORECASTER...RF
REQUESTED BY...CWICC
TYPE OF REQUEST...PRESCRIBED
.TAG 20090826.KABOO.01/OTX