Active Weather Alerts
Small Craft Advisory
Issued: 7:49 PM Mar. 30, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM TUESDAY TO 7 PM CDT WEDNESDAY... * WHAT...Southwest winds to 30 kt Tuesday shifting north to 25 kt Tuesday evening and significant waves to 8 ft occasionally to 10 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...From 7 AM Tuesday to 7 PM CDT Wednesday. * 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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