Weather ❯ Fog

Dense Fog

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Freezing Fog Prompts Oregon Advisory as Dense-Fog Warnings Continue in Pockets of the U.S.

Forecasters highlight quarter-mile visibility and possible black ice during brief fog-prone periods under clear, calm conditions.

NWS Issues Dense Fog Advisory for Mojave–Lake Mead Region Through Early Friday

Dense Fog Advisories in Effect Early Monday for North-Central Pa. and Geneva County, Ala.

Dense Fog Advisory Extended Through Tuesday for California’s Grapevine and Foothills

Dense Fog Triggers Morning Advisories in Parts of Pennsylvania and Alabama

Dense Fog Advisory Issued for Willamette Valley Lowlands Until 10 a.m. Sunday

Southern Oregon Under Dense Fog Advisory Through Saturday Morning

NWS Issues Short-Lived Dense Fog Advisories in Alabama, Michigan and Oregon

Orange County Under Dense Fog Advisory Through Friday Morning

Dense Fog Advisories Blanket Pennsylvania Through Mid-Morning Sunday

Dense Fog Advisories Blanket Parts of Pennsylvania This Morning With Visibility Down to a Quarter-Mile

Dense Fog Persists Into Midday Across Northern Michigan as Early Advisories Expire

Dense Fog Returns to Michigan as NWS Cautions of Repeat Morning Hazards This Week

NWS Issues Early-Morning Dense Fog Advisories Across Michigan’s U.P. With 1/4-Mile Visibility

Dense Fog Advisories in Effect Across Parts of Pennsylvania and Upstate New York This Morning

National Weather Service Issues Dense Fog Advisories for Morning Commute

Dense Fog Warning Extends Overnight in Southeast Michigan