< Wisconsin Dense Fog Advisory | Effective 04/15/2026 12:19

Wisconsin Dense Fog Advisory | Effective 04/15/2026 12:19

Headline: 
Dense Fog Advisory issued April 15 at 2:19PM CDT until April 16 at 10:00AM CDT by NWS Green Bay WI
Event: 
Dense Fog Advisory
Urgency: 
Expected
Effective: 
April 15, 2026 - 12:19pm
Expires: 
April 15, 2026 - 8:30pm
Description: 
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, east central, north central and northeast Wisconsin. * WHEN...From 11 PM this evening to 10 AM CDT Thursday. * IMPACTS...Low visibility could make driving conditions hazardous.
Instruction: 
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Area Description: 
Vilas; Oneida; Forest; Florence; Northern Marinette County; Lincoln; Langlade; Menominee; Northern Oconto County; Door; Marathon; Shawano; Wood; Portage; Waupaca; Outagamie; Brown; Kewaunee; Waushara; Winnebago; Calumet; Manitowoc; Southern Marinette County; Southern Oconto County
Forcast Office: 
NWS Green Bay WI