Active Weather Alerts
Small Craft Advisory
Issued: 12:31 AM Apr. 4, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM SATURDAY TO 10 PM EDT SUNDAY... * WHAT...Expect sustained winds up to 18 knots from the southwest with gusts up to 27 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 10 AM EDT Sunday with the largest waves expected around 3 PM EDT Saturday. * 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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