FNUS76 KPDT 191802
FWSPDT

SPOT FORECAST FOR BOX RUN...CWICC
NATIONAL WEATHER SERVICE PENDLETON OR
1105 AM PDT THU AUG 19 2010

FORECAST IS BASED ON REQUEST TIME OF 1029 PDT ON AUGUST 19.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

...RED FLAG WARNING IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR BREEZY
WINDS AND LOW RH'S...

.DISCUSSION...EASTERN WASHINGTON WILL BE UNDER A DRY WESTERLY FLOW
THROUGH LATE FRIDAY.  COOL MARITIME AIR WEST OF THE CASCADES WILL
SPILL THROUGH THE CASCADE GAPS AND THE COLUMBIA RIVER GORGE BRINGING
INCREASING WINDS THIS AFTERNOON AND EVENING.  WINDS AND RH'S ARE NOT
EXPECTED TO BE AS CRITICAL AT THE BURN SITE AS OTHER AREAS IN THE
COLUMBIA BASIN.


***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.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....82.
MIN HUMIDITY........32 PERCENT.
WIND (20 FT)........WEST WINDS 4-7 MPH...INCREASING TO 8-13 MPH
                    WITH GUSTS TO AROUND 25 MPH AFTER 12 PM.
 UPR SLP/RIDGETOP...WEST WINDS 15-20 MPH WITH AFTERNOON GUSTS TO
                    35 MPH.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST WINDS 17-20 MPH.
LAL.................1.
HAINES INDEX........4 (LOW).

.TONIGHT...

SKY/WEATHER.........CLEAR.
CWR.................0.
MIN TEMPERATURE.....52.
MAX HUMIDITY........84 PERCENT.
WIND (20 FT)........WEST WINDS 9-15 MPH WITH GUSTS TO AROUND
                    30 MPH DECREASING TO 4-9 MPH AFTER 9 PM.
 UPR SLP/RIDGETOP...WEST WINDS 15-20 MPH WITH GUSTS TO 35 MPH...
                    DECREASING TO 8-13 MPH AFTER 9 PM.
MIXING HEIGHT.......5000 FT AGL DECREASING TO NEAR SURFACE AFTER
                    MIDNIGHT.
TRANSPORT WINDS.....WEST 17 TO 20 MPH DECREASING TO AROUND 8 MPH
                    AFTER MIDNIGHT.
LAL.................1.
HAINES INDEX........4 (LOW).

.FRIDAY...

SKY/WEATHER.........SUNNY.
CWR.................0.
MAX TEMPERATURE.....84.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........WEST WINDS 5-10 MPH.
 UPR SLP/RIDGETOP...WEST WINDS 10-15 MPH WITH AFTERNOON GUSTS TO 30
                    MPH.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 5000 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....WEST 6 TO 9 MPH.
LAL.................1.
HAINES INDEX........4 (LOW).

$$

FORECASTER...MARY JOHNSON
REQUESTED BY...CWICC
TYPE OF REQUEST...WILDFIRE
.TAG 20100819.BOXRU.01/PDT