FNUS76 KPDT 211436
FWSPDT

SPOT FORECAST FOR MIDWAY FIRE...HANFORD DISPATCH
NATIONAL WEATHER SERVICE PENDLETON OR
738 AM PDT FRI AUG 21 2009

FORECAST IS BASED ON REQUEST TIME OF 0654 PDT ON AUGUST 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...FIRE WEATHER WATCH IN EFFECT FROM 11 AM PDT THIS MORNING THROUGH
THIS EVENING FOR WINDS AND LOW HUMIDITIES...

.DISCUSSION...THE WAVE THAT BROUGHT THUNDERSTORMS TO THE LOWER
COLUMBIA BASIN HAS MOVED EAST AND OUT OF THE DISTRICT.  A MARINE
PUSH HAS BROUGHT INCREASING WINDS TO THE BURN AREA WITH WINDS
INCREASING AS THE DAY PROGRESSES.  THE COMBINATION OF WINDS AND LOW
HUMIDITIES WILL BE THE MAIN CONCERN TODAY.  WINDS WILL GRADUALLY
DIMINISH OVERNIGHT.


***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 SUNNY.
CWR.................0.
MAX TEMPERATURE.....93.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........WEST-SOUTHWEST WINDS 4-9 MPH...INCREASING
                    10-15 MPH IN THE AFTERNOON.
RIDGETOP WINDS......SOUTHWEST WINDS 5-10 MPH...INCREASING TO 10-15
                    MPH IN THE AFTERNOON.
MIXING HEIGHT.......500 FT AGL INCREASING TO 6500 FT AGL IN
                    THE AFTERNOON.
TRANSPORT WINDS.....WEST 10 TO 12 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE).

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR.
CWR.................0.
MIN TEMPERATURE.....61.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........WEST WINDS 12-18 MPH WITH GUSTS
                    TO AROUND 30 MPH...DECREASING TO NORTHWEST 8-12
                    MPH AFTER MIDNIGHT.
RIDGETOP WIND.......NORTHWEST WINDS 12-20 MPH WITH GUSTS TO AROUND
                    35 MPH...DECREASING TO 8-12 MPH AFTER MIDNIGHT.
MIXING HEIGHT.......6500 FT AGL DECREASING TO 0 FT AGL AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST 15 TO 17 MPH.
LAL.................1.
HAINES INDEX........5 (MODERATE).

$$

FORECASTER...MARY JOHNSON
REQUESTED BY...BLM
TYPE OF REQUEST...WILDFIRE
.TAG 20090821.MIDWA.01/PDT