URGENT – WEATHER MESSAGE
NATIONAL WEATHER SERVICE PORTLAND OR
536 AM PDT SAT SEP 12 2020

NORTH OREGON COAST-LOWER COLUMBIA-GREATER PORTLAND METRO AREA-
CENTRAL WILLAMETTE VALLEY-I-5 CORRIDOR IN COWLITZ COUNTY-
GREATER VANCOUVER AREA-
INCLUDING THE CITIES OF ASTORIA, CANNON BEACH, TILLAMOOK,
NETARTS, PACIFIC CITY, ST. HELENS, CLATSKANIE, HILLSBORO,
PORTLAND, WILSONVILLE, OREGON CITY, GRESHAM, TROUTDALE, SALEM,
MCMINNVILLE, WOODBURN, STAYTON, DALLAS, LONGVIEW, KELSO,
CASTLE ROCK, VANCOUVER, BATTLE GROUND, RIDGEFIELD, WASHOUGAL,
YACOLT, AND AMBOY
536 AM PDT SAT SEP 12 2020

…DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM THIS MORNING…

* WHAT…VISIBILITY OF A QUARTER OF A MILE OR LESS IN DENSE FOG.
VISIBILITY MAY IMPROVE TO UP TO 1 TO 2 MILES AT TIMES IN A MIX
OF FOG AND SMOKE.

* WHERE…IN WASHINGTON, I-5 CORRIDOR IN COWLITZ COUNTY AND
GREATER VANCOUVER AREA. IN OREGON, NORTH OREGON COAST, LOWER
COLUMBIA, GREATER PORTLAND METRO AREA AND CENTRAL WILLAMETTE
VALLEY.

* WHEN…UNTIL 11 AM PDT THIS MORNING.

* IMPACTS…HAZARDOUS DRIVING CONDITIONS DUE TO LOW VISIBILITY.

* ADDITIONAL DETAILS…UNHEALTHY AIR QUALITY CONDITIONS DUE TO
THE DENSE SMOKE WILL CONTINUE INTO MONDAY. FOR MORE INFORMATION
ON LATEST AIR QUALITY CONDITIONS, GO ONLINE TO THE THE OREGON
DEPARTMENT OF ENVIRONMENT QUALITY OR THE LANE REGIONAL AIR
POLLUTION AGENCY.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

IF DRIVING, SLOW DOWN, USE YOUR HEADLIGHTS, AND LEAVE PLENTY OF
DISTANCE AHEAD OF YOU.

&&

$$