FNUS76 KOTX 041943
FWSOTX

SPOT FORECAST FOR SILICON  9...USFS-CWICC
NATIONAL WEATHER SERVICE SPOKANE WA
1143 AM PST WED NOV 4 2009

FORECAST IS BASED ON IGNITION TIME OF 1200 PST ON NOVEMBER 04.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
AN UPPER LEVEL RIDGE OVER THE BURN SITE AND HIGH PRESSURE AT THE
SURFACE WILL PROMOTE LIGHT WINDS AND DRY CONDITIONS TODAY AND
TONIGHT. HEAVY HIGH LEVEL MOISTURE WILL KEEP HIGH CLOUD COVER OF
THICK CIRRUS. A STRONG MID LEVEL INVERSION WILL LEAD TO POOR
MIXING CONDITIONS TODAY. ON THURSDAY THE NEXT PACIFIC STORM WILL
BRING LOWERING CLOUDS IN THE MORNING WITH LIGHT RAIN BEGINNING
DURING THE AFTERNOON ON THE BURN SITE.

.TODAY...

SKY/WEATHER.........MOSTLY CLOUDY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....AROUND 49.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........SOUTHEAST 3 TO 7 MPH.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 1500 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST 5 TO 7 MPH.
HAINES INDEX........4 LOW.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 35.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........SOUTH WINDS 2 TO 5 MPH.
MIXING HEIGHT.......1500 FT AGL IN THE EVENING...BECOMING NEAR
                    SURFACE OVERNIGHT.
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH.
HAINES INDEX........2 VERY LOW.

.THURSDAY...

SKY/WEATHER.........CLOUDY. CHANCE OF RAIN IN THE MORNING...THEN
                    RAIN LIKELY IN THE AFTERNOON.
CWR.................20 PERCENT.
MAX TEMPERATURE.....AROUND 41.
MIN HUMIDITY........62 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 11 MPH.
MIXING HEIGHT.......NEAR SURFACE IN THE MORNING...BECOMING 3000 FT
                    AGL IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST 13 TO 17 MPH.
HAINES INDEX........2 VERY LOW.

$$
FORECASTER...MF
REQUESTED BY...CWICC
TYPE OF REQUEST...PRESCRIBED
.TAG 20091104.SILIC.01/OTX