FNUS76 KOTX 191809
FWSOTX

SPOT FORECAST FOR DISCOVERY...USFS-CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
1109 AM PDT WED AUG 19 2009

FORECAST IS BASED ON REQUEST TIME OF 1044 PDT ON AUGUST 19.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A STRONG RIDGE OF HIGH PRESSURE WILL REMAIN OVER THE BURN AREA
THROUGH THURSDAY NIGHT AND RESULT IN WARM...VERY DRY AND VERY
UNSTABLE CONDITIONS. THE NEXT WEATHER SYSTEM WILL MOVE INTO THE
CASCADES THURSDAY EVENING AS A WEAK MARINE PUSH. THIS WILL BRING
A SLIGHT CHANCE OF EVENING CONVECTION THROUGH 2300...BUT ALSO
INCREASING GAP WINDS THURSDAY NIGHT AND FRIDAY. COOLER WEATHER
WILL THEN LINGER OVER THE CASCADES THROUGH THE WEEKEND.

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....82.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........SOUTHEAST 7 TO 12 MPH.
MIXING HEIGHT.......BECOMING 5500 FT AGL AFTER 1200.
TRANSPORT WINDS.....SOUTHEAST 3 TO 7 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....57.
MAX HUMIDITY........62 PERCENT.
WIND (20 FT)........SOUTHEAST 5 TO 7 MPH...BECOMING DRAINAGE 2 TO 5 MPH
                    AFTER 2100.
MIXING HEIGHT.......LOWERING TO NEAR THE SURFACE AFTER 2100.
TRANSPORT WINDS.....SOUTH TO 7 MPH.
LAL.................1.
HAINES INDEX........5 MODERATE.

.THURSDAY...

SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....84.
MIN HUMIDITY........22 PERCENT.
WIND (20 FT)........SOUTHEAST 5 TO 6 MPH...BECOMING SOUTHWEST 6 TO 10
                    MPH AFTER 1400.
MIXING HEIGHT.......BECOMING 6500 FT AGL AFTER 1200.
TRANSPORT WINDS.....SOUTH 8 TO 12 MPH.
LAL.................1.
HAINES INDEX........4 LOW.

$$
FORECASTER...BT
REQUESTED BY...CWICC
TYPE OF REQUEST...WILDFIRE
.TAG 20090819.DISCO.01/OTX