Wisconsin Moderate Special Weather Statement | Effective 08/18/2026 23:04

Headline: 
Special Weather Statement issued August 19 at 1:04AM CDT by NWS Milwaukee/Sullivan WI
Event: 
Special Weather Statement
Urgency: 
Expected
Effective: 
August 18, 2026 - 11:04pm
Expires: 
August 19, 2026 - 5:00am
Description: 
Fog continues to impacts areas in the Rock River Valley from Watertown to Janesville, Horicon Marsh, and portions of Fond du Lac County. The fog may gradually expand through the morning. Expect visibility of 1 mile or less in low-lying areas. If traveling, use low beam headlights and slow down when encountering sudden drops in visibility.
Area Description: 
Fond Du Lac; Dodge; Washington; Jefferson; Waukesha; Rock; Walworth
Forcast Office: 
NWS Milwaukee/Sullivan WI
Sender: 
w-nws.webmaster@noaa.gov