Active Weather Alerts
Small Craft Advisory
Issued: 8:07 AM Sep. 14, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO 9 AM CDT TUESDAY... * WHAT...South winds to 30 kt and significant waves to 8 ft occasionally to 10 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 5 PM this afternoon to 9 AM CDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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