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One product issued by NWS for: 5 Miles SE Benton City WA
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Air Stagnation Advisory

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
232 AM PST FRI NOV 21 2014

...STAGNANT CONDITIONS THROUGH THIS MORNING...
...AREAS OF DENSE FREEZING FOG ALONG THE BLUE MOUNTAIN FOOTHILLS
THIS MORNING...
...WINDY IN THE GRANDE RONDE VALLEY TONIGHT...

ORZ041-044-050-505-508-510-511-WAZ024-026>028-521-211915-
/O.CON.KPDT.AS.Y.0002.000000T0000Z-141121T2000Z/
EAST COLUMBIA RIVER GORGE OF OREGON-
LOWER COLUMBIA BASIN OF OREGON-WALLOWA COUNTY-JOHN DAY BASIN-
FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTH CENTRAL OREGON-CENTRAL OREGON-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-SIMCOE HIGHLANDS-
INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...BOARDMAN...
HERMISTON...IONE...ENTERPRISE...JOSEPH...WALLOWA...DAYVILLE...
JOHN DAY...MITCHELL...MONUMENT...SPRAY...HEPPNER...CONDON...
FOSSIL...DUFUR...MAUPIN...BEND...MADRAS...PRINEVILLE...REDMOND...
WHITE SALMON...ELLENSBURG...THORP...NACHES...SUNNYSIDE...
TOPPENISH...YAKIMA...CONNELL...PROSSER...TRI-CITIES...GOLDENDALE
232 AM PST FRI NOV 21 2014

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY...

AN AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST
TODAY.

* TIMING: STAGNANT AIR CONDITIONS WILL LAST THROUGH THIS MORNING.

* IMPACTS: THE INVERSION WILL TRAP POLLUTANTS NEAR THE SURFACE
  WHICH CAN IMPACT THOSE WITH RESPIRATORY CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

AN AIR STAGNATION ADVISORY INDICATES THAT DUE TO LIMITED MOVEMENT
OF AN AIR MASS ACROSS THE ADVISORY AREA...POLLUTION WILL
INCREASE. CHECK WITH YOUR LOCAL AIR QUALITY AGENCY FOR POSSIBLE
RESTRICTIONS IN YOUR AREA. FOR ADDITIONAL WEATHER INFORMATION...
CHECK OUR WEBSITE AT WWW.WEATHER.GOV/PENDLETON.

&&

$$








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Page last modified: May 16, 2007
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