Today's and yesterday's warnings in reverse chronological order.
THE DENSE FOG ADVISORY IS NO LONGER IN EFFECT.
ALTHOUGH PATCHY FOG WILL REDUCE VISIBILITIES TO BETWEEN 2 AND 5 MILES TODAY...DENSE FOG HAS DIMINISHED AND IS NO LONGER EXPECTED. HOWEVER...DENSE FOG MAY REDEVELOP OVERNIGHT THROUGH SATURDAY MORNING.
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ABUNDANT LOW LEVEL MOISTURE HAS RESULTED IN AREAS OF DENSE FOG IN MANY LOCATIONS EARLY THIS MORNING. SIGNIFICANTLY REDUCED VISIBILITY WILL BE ENCOUNTERED WITHIN THESE AREAS OF DENSE FOG. AN APPROACHING COLD FRONT IS EXPECTED TO HELP DISSIPATE THE FOG TODAY.
ORZ041-042-044-050-507>509-WAZ024-029-102000- /O.CON.KPDT.FG.Y.0001.000000T0000Z-120210T2000Z/ EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON- LOWER COLUMBIA BASIN OF OREGON-WALLOWA COUNTY- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- EASTERN COLUMBIA RIVER GORGE OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...DUFUR... MADRAS...MAUPIN...MORO...PRINEVILLE...REDMOND...BOARDMAN... HERMISTON...IONE...ENTERPRISE...JOSEPH...WALLOWA...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...WHITE SALMON...DAYTON...WAITSBURG...WALLA WALLA 358 AM PST FRI FEB 10 2012
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY...
A DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON PST TODAY.
* TIMING: DENSE FOG WILL CONTINUE THROUGH MID-MORNING BEFORE CLEARING TOWARDS NOON. THE CLEARING SHOULD OCCUR MAINLY FROM WEST TO EAST AS A COLD FRONT MOVES INTO THE AREA.
* VISIBILITY: VISIBILITY WILL BE REDUCED TO ONE QUARTER MILE OR LESS WITHIN THE FOGGY AREAS.
* IMPACTS: MOTORISTS SHOULD EXERCISE CAUTION AND BE PREPARED FOR SUDDEN REDUCTIONS IN VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
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ABUNDANT LOW LEVEL MOISTURE HAS LED TO THE DEVELOPMENT OF DENSE FOG TONIGHT IN MANY LOCATIONS WITH AREAS OF SIGNIFICANTLY REDUCED VISIBILITY. AN APPROACHING COLD FRONT IS EXPECTED TO HELP DISSIPATE THE FOG TOMORROW MORNING.
ORZ041-042-044-050-507>509-WAZ024-029-101515- /O.NEW.KPDT.FG.Y.0001.120210T0701Z-120210T2000Z/ EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON- LOWER COLUMBIA BASIN OF OREGON-WALLOWA COUNTY- FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON- FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON- EAST SLOPES OF THE OREGON CASCADES- EASTERN COLUMBIA RIVER GORGE OF WASHINGTON- FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON- INCLUDING THE CITIES OF...ARLINGTON...THE DALLES...DUFUR... MADRAS...MAUPIN...MORO...PRINEVILLE...REDMOND...BOARDMAN... HERMISTON...IONE...ENTERPRISE...JOSEPH...WALLOWA...PENDLETON... PILOT ROCK...HEPPNER...CONDON...FOSSIL...BEND...LA PINE... SUNRIVER...WHITE SALMON...DAYTON...WAITSBURG...WALLA WALLA 1101 PM PST THU FEB 9 2012
...DENSE FOG ADVISORY IN EFFECT UNTIL NOON PST FRIDAY...
THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL NOON PST FRIDAY.
* TIMING: DENSE FOG WILL CONTINUE THROUGH THE NIGHT THEN BEGIN TO CLEAR FRIDAY MORNING FROM WEST TO EAST AS A COLD FRONT MOVES INTO THE AREA.
* VISIBILITY: VISIBILITY WILL BE REDUCED TO ONE QUARTER MILE OR LESS IN PLACES.
* IMPACTS: MOTORISTS SHOULD EXERCISE CAUTION AND BE PREPARED FOR SUDDEN REDUCTIONS IN VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW DOWN... USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF YOU.
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