FNUS76 KPDT 021834
FWSPDT

SPOT FORECAST FOR BIG SHEEP WFU...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
1133 AM PDT FRI OCT 2 2009

FORECAST IS BASED ON REQUEST TIME OF 1111 PDT ON OCTOBER 02.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...A WEAK COLD FRONT WILL MOVE ACROSS THE FIRE AREA THIS
AFTERNOON. OTHERWISE...A STRONG UPPER LEVEL LOW PRESSURE SYSTEM WILL MOVE
SOUTHWARD TODAY FROM BRITISH COLUMBIA ACROSS THE PACIFIC NORTHWEST
THIS WEEKEND. THIS WILL BRING RAIN AND MOUNTAIN SNOW ALONG WITH MUCH
COOLER TEMPERATURES. THERE IS A GOOD CHANCE OF WETTING RAINS OR
ACCUMULATING SNOW OVER THE FIRE AS THIS SYSTEM MOVES THROUGH ESPECIALLY
SATURDAY NIGHT AND SUNDAY. SNOW LEVELS WILL FALL TO NEAR 4000 FEET.
AN UPPER LEVEL RIDGE WILL BUILD OVER THE AREA NEXT WEEK WITH A RETURN
TO WARMER AND DRY CONDITIONS.


***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.........MOSTLY CLOUDY. A CHANCE OF SHOWERS
                    THIS AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....TOP 44 BOTTOM 56
MIN HUMIDITY........45-50 PERCENT
WIND (20 FT)........SOUTHWEST TO WEST 6-11 MPH.
RIDGETOP WIND.......WEST 10-18 MPH.
MIXING HEIGHT.......5500 FT AGL IN THE AFTERNOON.
TRANSPORT WINDS.....WEST 12-21 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
                    EVENING.
CWR.................10.
MIN TEMPERATURE.....28-32
MAX HUMIDITY........85-95 PERCENT.
WIND (20 FT)........WEST 4-8 MPH.
RIDGETOP WIND.......NORTHWEST 6-12 MPH.
MIXING HEIGHT.......5500 FT AGL DECREASING TO 1000 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHWEST 6-12 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

.SATURDAY...

SKY/WEATHER.........CLOUDY. RAIN AND SNOW LIKELY. SNOW LEVEL 4000
                    TO 5000 FEET.
CWR.................60.
MAX TEMPERATURE.....TOP 35 BOTTOM 47
MIN HUMIDITY........70-80 PERCENT.
WIND (20 FT)........NORTHWEST 6-12 MPH.
RIDGETOP WIND.......NORTH 7-12 MPH.
MIXING HEIGHT.......1000 FT AGL INCREASING TO 4000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTH 10-18 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

$$
FORECASTER...RC
REQUESTED BY...JENNY REINHEARDT
TYPE OF REQUEST...WILDFIRE
.TAG 20091002.BIGSH.01/PDT