Full Notification

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Central and Southern Willamette Valley, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Tualatin Valley, Portland West Hills and Chehalem Mountain, Inner Portland Metro, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, Inner Vancouver Metro, and South Washington Cascade Foothills.

* WHEN...Until noon PST Monday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Areas of fog and dense fog is forming across the south and central Willamette Valley this evening, where skies have cleared. As clouds break up elsewhere, will see areas of fog and dense fog form overnight.

* AFFECTED AREAS: NORTH OREGON COAST RANGE LOWLANDS ... CENTRAL OREGON COAST RANGE LOWLANDS ... LOWER COLUMBIA RIVER ... TUALATIN VALLEY ... WEST HILLS AND CHEHALEM MOUNTAINS ... INNER PORTLAND METRO ... WEST CENTRAL WILLAMETTE VALLEY ... EAST CENTRAL WILLAMETTE VALLEY ... BENTON COUNTY LOWLANDS ... LINN COUNTY LOWLANDS ... LANE COUNTY LOWLANDS ... WILLAPA AND WAHKIAKUM LOWLANDS ... COWLITZ COUNTY LOWLANDS ... NORTH CLARK COUNTY LOWLANDS ... INNER VANCOUVER METRO ... SOUTH WASHINGTON CASCADE FOOTHILLS

Instructions:

If driving, slow down, use your headlights, and leave plenty of distance ahead of you. If driving, slow down and leave plenty of distance ahead of you. Pedestrians and cyclists should wear bright or reflective clothing to increase the chances of being seen by others in poor visibility conditions.