FNUS76 KPDT 132206
FWSPDT

SPOT FORECAST FOR FIRE RIDGE 504...BMIDC
NATIONAL WEATHER SERVICE PENDLETON OR
305 PM PDT MON SEP 13 2010

FORECAST IS BASED ON IGNITION TIME OF 1700 PDT ON SEPTEMBER 13.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...LOW PRESSURE MOVING INTO NORTHWEST CALIFORNIA WILL
BRING INSTABILITY TO THE BURN AREA. THUS CAN NOT RULE OUT AN STRAY
SHOWER OR THUNDERSTORM LATE AFTERNOON AND EVENING. MAIN CONCERN FROM
ANY SHOWERS OR THUNDERSTORMS WILL BE GUSTY DOWNDRAFTS. SOME
OVERNIGHT CONVECTION IS POSSIBLE BUT SHOULD BE IN THE FORM OF LIGHT
RAIN SHOWERS. SHOWERS AND THUNDERSTORMS MAY OCCUR AGAIN ON TUESDAY.
LIGHTNING ACTIVITY LEVELS SHOULD BE AT 2 TODAY...BUT COULD POSSIBLY
BE HIGHER WEDNESDAY.

***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***

.REST OF TODAY...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND
                    THUNDERSTORMS.
CWR.................LESS THAN 10.
MAX TEMPERATURE.....76-77.
MIN HUMIDITY........27-29 PERCENT.
WIND (20 FT)........UP VALLEY/UPSLOPE (PRIMARILY NORTH TO
                    NORTHEAST) WINDS 3-6 MPH.
RIDGETOP WIND.......NORTH TO NORTHEAST WINDS 4-7 MPH.
MIXING HEIGHT.......6500 FT AGL.
TRANSPORT WINDS.....NORTH TO NORTHEAST WINDS 4-7 MPH.

.TONIGHT...

SKY/WEATHER.........PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS
                    IN THE EVENING. ISOLATED SHOWERS OVERNIGHT.
CWR.................10.
MIN TEMPERATURE.....48-50.
MAX HUMIDITY........72-77 PERCENT.
WIND (20 FT)........NORTH TO NORTHEAST WINDS 4-7 MPH IN THE EVENING
                    BECOMING DRAINAGE WINDS LESS THAN 5 MPH.
RIDGETOP WIND.......NORTH TO NORTHEAST WINDS 4-8 MPH DECREASING TO
                    2-5 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....NORTH TO NORTHEAST WINDS 4-8 MPH DECREASING TO
                    VARIABLE LESS THAN 5 MPH AFTER MIDNIGHT.

.TUESDAY...

SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN
                    THE MORNING. A SLIGHT CHANCE OF SHOWERS AND
                    THUNDERSTORMS IN THE AFTERNOON.
CWR.................10.
MAX TEMPERATURE.....76-78.
MIN HUMIDITY........27-30 PERCENT.
WIND (20 FT)........UPSLOPE LESS THAN 5 MPH IN THE MORNING...THEN
                    SHIFTING TO THE NORTH 4-7 MPH IN THE AFTERNOON.
RIDGETOP WIND.......NORTH TO NORTHEAST WINDS 2-5 MPH BECOMING
                    NORTHWEST TO NORTH 4-8 MPH IN THE AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 7000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS BECOMING NORTHWEST TO NORTH 5-8 MPH
                    IN THE AFTERNOON.

$$
FORECASTER...GKH
REQUESTED BY...AMANDA WILSON
TYPE OF REQUEST...PRESCRIBED
.TAG 20100913.FIRER.01/PDT