FNUS76 KPDT 031647
FWSPDT

SPOT FORECAST FOR BIG SHEEP WFU...USFS
NATIONAL WEATHER SERVICE PENDLETON OR
947 AM PDT SAT OCT 3 2009

FORECAST IS BASED ON REQUEST TIME OF 0848 PDT ON OCTOBER 03.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...AN EARLY SEASON COLD UPPER LEVEL LOW WILL DRIFT SOUTH
THROUGH OREGON TODAY...THEN CONTINUE TO DRIFT INTO NORTHERN NEVADA
TONIGHT. HIGHER LEVEL SOUTH FLOW WILL COUNTERACT LOW LEVEL NORTH
FLOW LIMITING LOW ELEVATION PRECIPITATION ACCUMULATION FOR A WHILE
TODAY. UPPER FLOW WILL TURN MORE NORTHEASTERLY TONIGHT AND A PERIOD
OF BETTER LOW LEVEL PRECIPITATION CAN BE EXPECTED. SCATTERED SHOWERS
WILL CONTINUE SUNDAY.

***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.........CLOUDY WITH NUMEROUS RAIN SHOWERS...MIXING WITH
                    SNOW AROUND 4500 FEET.
CWR.................50 PERCENT AT 3700 FT...70 AT 4500 FT.
MAX TEMPERATURE.....42-44 AT 3700 FEET...37-39 AT 4500 FT.
MIN HUMIDITY........65-70 PERCENT AT 3700 FT...80-85 PERCENT AT
                    4500 FT.
WIND (20 FT)........UP VALLEY (NORTH) WINDS 2-5 MPH INCREASING TO
                    5-9 MPH IN THE AFTERNOON.
RIDGETOP WIND.......SOUTHEAST TO SOUTH WINDS 5-9 MPH BECOMING EAST
                    TO SOUTHEAST 8-12 MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....EAST TO NORTHEAST 6-10 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

.TONIGHT...

SKY/WEATHER.........CLOUDY. PERIODS OF RAIN AND SNOW AT 3700 FT WITH
                    PERIODS OF SNOW ABOVE 4000 FT.
CWR.................70 PERCENT AT 3700 FT...80 PERCENT AT 4500 FT.
MIN TEMPERATURE.....31-33 AT 3700 FT...25-27 AT 4500 FT.
MAX HUMIDITY........82-87 PERCENT AT 3700 FT...92-97 PERCENT
                    AT 4500 FT.
WIND (20 FT)........NORTH TO NORTHEAST WINDS 6-10 MPH DECREASING TO
                    3-6 MPH AFTER MIDNIGHT.
RIDGETOP WIND.......EAST WINDS 9-13 MPH BECOMING NORTHEAST 15-20 MPH.
MIXING HEIGHT.......2000 FT AGL DECREASING TO 500 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTHEAST 7-11 MPH DECREASING TO NORTH TO
                    NORTHEAST 4-7 MPH.
LAL.................1.
HAINES INDEX........3 (VERY LOW).

.SUNDAY...

SKY/WEATHER.........CLOUDY. SCATTERED RAIN AND SNOW SHOWERS.
CWR.................40 PERCENT AT 3700 FT...50 PERCENT AT 4500 FT.
MAX TEMPERATURE.....40-42 AT 3700 FT...35-37 AT 4500 FT.
MIN HUMIDITY........65-70 PERCENT AT 3700 FT...70-75 PERCENT
                    AT 4500 FT.
WIND (20 FT)........NORTH TO NORTHEAST WINDS 3-6 MPH INCREASING TO
                    8-12 MPH IN THE AFTERNOON.
RIDGETOP WIND.......NORTHEAST WINDS 15-20 MPH.
MIXING HEIGHT.......500 FT AGL INCREASING TO 4000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 4-7 MPH INCREASING TO 13-17 MPH IN
                    THE AFTERNOON.
LAL.................1.
HAINES INDEX........2 (VERY LOW).

$$

FORECASTER...GKH
REQUESTED BY...JENNY REINHEARDT
TYPE OF REQUEST...WILDFIRE
.TAG 20091003.BIGSH.01/PDT