Weather Alerts-

Make preparations per the instructions

Detroit - MI, US, National Weather Service

Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Port Austin to Harbor Beach MI

...DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM EDT THURSDAY... ...GALE WATCH IN EFFECT FROM LATE THURSDAY NIGHT THROUGH LATE FRIDAY NIGHT... WHAT...During the Dense Fog Advisory, dense fog will reduce visibility to 1/4 NM or less. During the Small Craft Advisory, expect sustained winds up to 26 knots from the northwest with gusts up to 33 knots. The largest significant waves will be 8 feet with a potential maximum wave height of 11 feet. During the Gale Watch, expect sustained winds up to 37 knots from the southwest with gusts up to 45 knots. The largest significant waves will be 9 feet with a potential maximum wave height of 13 feet. WHERE...Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay and Port Austin to Harbor Beach MI. WHEN...During the Dense Fog Advisory, from late Thursday night through late Friday night. During the Small Craft Advisory, the maximum winds are expected around 1 AM EDT Thursday with the largest waves expected around 2 AM EDT Thursday. During the Gale Watch, the maximum winds are expected around 4 PM EDT Friday with the largest waves expected around 5 PM EDT Friday. IMPACTS...Strong winds can cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and waves. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.