FNUS76 KPDT 121700
FWSPDT

SPOT FORECAST FOR BIG SHEEP RIDGE...NORTHEAST OREGON INTERAGENCY
DISPATCH CENTER
NATIONAL WEATHER SERVICE PENDLETON OR
1000 AM PDT SAT SEP 12 2009

FORECAST IS BASED ON REQUEST TIME OF 0916 PDT ON SEPTEMBER 12.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...HIGH PRESSURE WILL CONTINUE OVER THE REGION WITH DRY
CONDITIONS AND WARMER THAN NORMAL TEMPERATURES. LIGHT NORTHEAST
WINDS WILL PICK UP IN THE AFTERNOON...THEN BECOME LIGHT OVERNIGHT.
INCREASING SOUTHERLY FLOW WILL BRING MOISTURE AND A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS MONDAY

***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.....77.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 1 TO 4 MPH INCREASING TO
                    3 TO 8 MPH IN THE AFTERNOON.
RIDGETOP WIND.......NORTH WINDS 2 TO 6 MPH BECOMING NORTHEAST
                    6 TO 9 MPH AFTER 1100.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 4 TO 7 MPH.
LAL.................1.
HAINES INDEX........4 (LOW).

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0.
MIN TEMPERATURE.....56.
MAX HUMIDITY........37 PERCENT.
WIND (20 FT)........EAST WINDS 3 TO 6 MPH BECOMING TERRAIN DRIVEN
                    (WEST) LESS THAN 5 MPH BY 2200.
RIDGETOP WIND.......EAST WIND 3 TO 7 MPH BECOMING LIGHT BY MIDNIGHT.
MIXING HEIGHT.......7000 FT AGL DECREASING TO 500 FT AGL AFTER
                    2200.
TRANSPORT WINDS.....EAST 6 TO 10 MPH BECOMING LIGHT AFTER MIDNIGHT.
LAL.................1.
HAINES INDEX........4 (LOW).

.SUNDAY...

SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY.
CWR.................0.
MAX TEMPERATURE.....72-76.
MIN HUMIDITY........28-34 PERCENT.
WIND (20 FT)........WEST WINDS 2 TO 6 MPH.
RIDGETOP WIND.......NORTHWEST WINDS 2 TO 6 MPH BECOMING WEST 3 TO 8
                    MPH IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL INCREASING TO 9000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....SOUTHWEST AROUND 6 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE).

.FORECAST DAYS 3 THROUGH 7...
.MONDAY...
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 50 TO 55. HIGHS 67 TO 76. NORTHWEST WINDS 4 TO 7 MPH.
.TUESDAY...
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS 67 TO 72. NORTHEAST WINDS 3 TO 8
MPH.
.WEDNESDAY...
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS 50 TO 55.
HIGHS 68 TO 73. EAST WINDS 4 TO 8 MPH.
.THURSDAY...
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 47 TO 52. HIGHS 62 TO 68.
.FRIDAY...
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 46 TO 51. HIGHS 62 TO 67.

$$
FORECASTER...DIANN COONFIELD
REQUESTED BY...AMANDA WILSON
TYPE OF REQUEST...WILDFIRE
.TAG 20090912.BIGSH.01/PDT