FNUS76 KOTX 301837
FWSOTX

SPOT FORECAST FOR STEWART...USFS CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
1137 AM PDT THU JUL 30 2009

FORECAST IS BASED ON REQUEST TIME OF 1116 PDT ON JULY 30.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
A STRONG RIDGE OF HIGH PRESSURE WILL REMAIN FIXED ALONG
THE WASHINGTON COAST THROUGH THE WEEKEND. THE SURFACE THERMAL TROUGH
WILL BE POSITIONED OVER THE FIRE AREA TODAY...AND THEN EAST OF THE
CASCADES FRIDAY AND INTO THE WEEKEND. ISOLATED THUNDERSTORMS ARE
NEAR THE FIRE ARE POSSIBLE THIS AFTERNOON...WITH A SMALLER BUT STILL
PERCEPTIBLE CHANCE ON FRIDAY. THESE STORMS WILL BE CONFINED TO THE
MAIN RIDGE LINES...BUT CLOSE APPROACH OF THESE STORMS TO THE FIRE
SITE MAY CREATE GUSTY WINDS RADIATING OUT FROM THE STORMS OVER THE
FIRE SITE. OTHERWISE...HOT AND DRY CONDITIONS ARE EXPECTED FOR THE
NEXT SEVERAL DAYS WITH POOR RELATIVE HUMIDITY RECOVERY OVERNIGHT
AND TERRAIN DRIVEN LIGHT WINDS.

NOTE: HAINES INDEX NOTED BELOW IS THE HIGH LEVEL HAINES INDEX.

.TODAY...

SKY/WEATHER.........MOSTLY SUNNY. ISOLATED WET THUNDERSTORMS
                    IN THE AFTERNOON.
CWR.................10 PERCENT.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 3 TO 7 MPH. GUSTY AND ERRATIC
                    POSSIBLE NEAR THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL IN THE MORNING INCREASING TO 6000
                    FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 8 MPH.
LAL.................2.
HAINES INDEX........3 VERY LOW.

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING CLEAR. ISOLATED
                    SHOWERS AND THUNDERSTORMS IN THE EVENING.
CWR.................10 PERCENT.
MIN TEMPERATURE.....AROUND 58.
MAX HUMIDITY........50 PERCENT.
WIND (20 FT)........EAST WINDS 4 TO 6 MPH. GUSTY AND ERRATIC
                    WINDS POSSIBLE NEAR THUNDERSTORMS IN THE
                    EVENING.
MIXING HEIGHT.......6000 FT AGL IN THE EVENING DECREASING TO 500
                    FT AGL OVERNIGHT.
TRANSPORT WINDS.....NORTHWEST 3 TO 7 MPH.
LAL.................2.
HAINES INDEX........5 MODERATE.

.FRIDAY...

SKY/WEATHER.........SUNNY. SLIGHT CHANCE OF THUNDERSTORMS
                    IN THE AFTERNOON.
CWR.................5 PERCENT.
MAX TEMPERATURE.....AROUND 78.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........SOUTHWEST 3 TO 5 MPH.
                    GUSTY AND ERRATIC WINDS POSSIBLE NEAR
                    THUNDERSTORMS IN THE AFTERNOON.
MIXING HEIGHT.......1500 FT AGL IN THE MORNING INCREASING TO 6500
                    FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 3 TO 7 MPH.
LAL.................2.
HAINES INDEX........4 LOW.

$$
FORECASTER...MF
REQUESTED BY...CWICC
TYPE OF REQUEST...WILDFIRE
.TAG 20090730.STEWA.01/OTX