⚠️ Special Weather Statement – Marquette; Green Lake; Fond Du Lac; Sauk; Columbia; Dodge; Iowa; Dane; Lafayette; Green – Friday, September 18, 2026

Event	Special Weather Statement
Severity	Moderate
Urgency	Expected
Certainty	Observed
Area	Marquette; Green Lake; Fond Du Lac; Sauk; Columbia; Dodge; Iowa; Dane; Lafayette; Green
Effective	9/18/2026, 4:37:00 AM CDT
Expires	9/18/2026, 8:00:00 AM CDT

Special Weather Statement issued September 18 at 4:37AM CDT by NWS Milwaukee/Sullivan WI

Details

Areas of fog are lingering across portions of south central
Wisconsin early this morning, and should remain until after
sunrise. There is patchy dense fog in these areas, which may
locally reduce visibility to one quarter to one half mile. Slow
down and use low beam headlights if driving early this morning.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.