Red Flag Warning
Issued by NWS Pendleton, OR

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641
WWUS86 KPDT 271906
RFWPDT

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
1206 PM PDT SAT AUG 27 2016

...BREEZY WINDS AND LOW RELATIVE HUMIDITY ACROSS THE COLUMBIA
BASIN AND THE EASTERN COLUMBIA RIVER GORGE THIS AFTERNOON AND
EVENING...

.A COLD FRONT SWEEPING ACROSS NORTHERN WASHINGTON THIS AFTERNOON WILL
CAUSE WINDS TO INCREASE ACROSS THE COLUMBIA BASIN AND SURROUNDING
VALLEYS AS WELL AS AREAS IN AND AROUND THE EASTERN COLUMBIA RIVER
GORGE. THE VEGETATION IS CRITICALLY DRY...AND THE COMBINATION OF
GUSTY WINDS AND LOW HUMIDITY WILL CREATE DANGEROUS FIRE WEATHER
CONDITIONS.

ORZ639-641-WAZ639-641-675-280400-
/O.CON.KPDT.FW.W.0014.160827T2000Z-160828T0400Z/
EAST SLOPES OF THE NORTHERN OREGON CASCADES-
LOWER COLUMBIA BASIN OF OREGON-
EAST SLOPES OF THE SOUTHERN WASHINGTON CASCADES-
LOWER COLUMBIA BASIN OF WASHINGTON-
EASTERN WASHINGTON SOUTHERN COLUMBIA BASIN-
1206 PM PDT SAT AUG 27 2016

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING
FOR GUSTY WINDS AND LOW HUMIDITY...

* AFFECTED AREA...IN WASHINGTON...FIRE WEATHER ZONES 639...641
  AND 675 COVERING THE EASTERN COLUMBIA RIVER GORGE AND MOST OF
  KLICKITAT COUNTY...THE LOWER COLUMBIA BASIN...THE YAKIMA
  VALLEY...AND THE BLUE MOUNTAIN FOOTHILLS. IN OREGON...FIRE
  WEATHER ZONES 639 AND 641 COVERING THE EASTERN COLUMBIA RIVER
  GORGE...THE LOWER COLUMBIA BASIN...AND THE BLUE MOUNTAIN
  FOOTHILLS.

* WIND...SOUTHWEST TO WEST WIND 15 TO 25 MPH WITH GUSTS UP TO
  35 MPH. THE STRONGEST WIND WILL OCCUR IN THE EASTERN COLUMBIA
  RIVER GORGE.

* HUMIDITY...15 TO 25 PERCENT.

* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
  THE GRASSY AREAS WILL EASILY IGNITE WITH VEHICLE EXHAUST.
  OUTDOOR BURNING IS NOT RECOMMENDED. KEEP VEHICLES WITH A HOT
  EXHAUST OFF OF DRY GRASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW....OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.

&&

$$



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