FNUS76 KPDT 211856 AAA
FWSPDT

SPOT FORECAST FOR MINAM 4...USFS WWF...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OR
1155 AM PDT THU OCT 21 2010

UPDATED RH TODAY FROM ON SITE OBS LISTED BELOW THE DISCUSSION

FORECAST IS BASED ON IGNITION TIME OF 1200 PDT ON OCTOBER 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...MAINLY SUNNY SKIES TODAY AS HIGH PRESSURE GIVES WAY TO
AN APPROACHING UPPER TROUGH. MIXING HEIGHTS WILL REMAIN QUITE POOR
TODAY. WEAKENING FRONTAL SYSTEM WILL CROSS THE UNIT OVERNIGHT WITH A
PERIOD OF BREEZY CONDITIONS ALOFT BUT BURN SITE MAY REMAIN IN THE
THERMAL BELT AND SEPARATED FROM THOSE WINDS. A BIT COOLER TOMORROW
WITH WETTING RAIN POSSIBLE EARLY SATURDAY MORNING WITH EXCELLENT
CHANCES SATURDAY NIGHT AND SUNDAY.

NEW OBS:4143FT 1115A    T:53 TW:43 RH:46% TD:33 WINDS:UPSLOPE 1-3 MPH

***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE***

.TODAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....65 BOTTOM...59 TOP.
MIN HUMIDITY........32 PERCENT BOTTOM...37 PERCENT TOP.
WIND (20 FT)........TERRAIN DRIVEN WINDS 3 TO 6 MPH.
RIDGETOP WIND.......SOUTHWEST 4 TO 8 MPH.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 1500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTH AROUND 9 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY.
CWR.................0.
MIN TEMPERATURE.....39 BOTTOM...43 TOP.
MAX HUMIDITY........85 PERCENT BOTTOM...80 PERCENT TOP.
WIND (20 FT)........LIGHT WINDS LESS THAN 5 MPH BECOMING SOUTH 5 TO
                    10 MPH AROUND MIDNIGHT THEN BECOMING LIGHT
                    AROUND 0500.
RIDGETOP WIND.......SOUTHWEST 4 TO 8 MPH INCREASING TO 7 TO 11 MPH
                    AROUND MIDNIGHT THEN BECOMING WEST 16 TO 18 MPH
                    AROUND 0400.
MIXING HEIGHT.......1000 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....MAINLY AT THE HIGHER ELEVATIONS...SOUTHWEST
                    AROUND 7 BECOMING WEST AROUND 12 MPH OVERNIGHT.

.FRIDAY...

SKY/WEATHER.........INCREASING CLOUDS. SOME SPRINKLES POSSIBLE.
CWR.................0.
MAX TEMPERATURE.....55 BOTTOM...50 TOP.
MIN HUMIDITY........46 PERCENT BOTTOM...51 PERCENT TOP.
WIND (20 FT)........LIGHT WINDS LESS THAN 5 MPH.
RIDGETOP WIND.......WEST WINDS 12 TO 15 MPH DECREASING TO 4 TO 8 MPH
                    AROUND 0800 THEN BECOMING LIGHT AROUND 1100.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 3000 FT AGL FOR A FEW
                    HOURS EARLY IN THE AFTERNOON.
TRANSPORT WINDS.....NORTHWEST AROUND 9 MPH.

$$
FORECASTER...JON BONK
REQUESTED BY...JENNY REINHEARDT
TYPE OF REQUEST...PRESCRIBED
.TAG 20101021.MINAM.01/PDT