Active Weather Alerts
Small Craft Advisory
Issued: 3:18 PM Dec. 4, 2025 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON... * WHAT...Expect sustained winds up to 21 knots from the northwest with gusts up to 30 knots. The largest significant waves will be 3 feet with a potential maximum wave height of 5 feet. * WHERE...Harbor Beach to Port Sanilac MI and Port Sanilac to Port Huron MI. * WHEN...The maximum winds and waves are expected this morning. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Local Radar