Active Weather Alerts
Small Craft Advisory
Issued: 2:37 AM Dec. 16, 2025 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM TUESDAY TO NOON EST WEDNESDAY... * WHAT...Expect sustained winds up to 22 knots from the southwest with gusts up to 32 knots. The largest significant waves will be 4 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 are expected around 9 PM EST Tuesday with the largest waves expected around 9 PM EST 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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