OFFICIAL · Severe weather

Small Craft Advisory issued October 12 at 9:26AM CDT until October 13 at 4:00AM CDT by NWS Chicago IL

Name: Small Craft Advisory issued October 12 at 9:26AM CDT until October 13 at 4:00AM CDT by NWS Chicago IL
Start: 2026-10-12T18:00:00.000Z
Location: Public record location

1 source

Observed Oct 12 2026, 18:00 UTC · Updated Oct 12 2026, 17:01 UTC

* WHAT...Southwest winds to 25 kt expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 1 PM this afternoon to 4 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Location 42.261, -87.754. ARC Warning did not create the underlying report.

Sources

Official
nws
nws, Oct 12 2026
Oct 12 2026, 18:00 UTC

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