Active Weather Alerts
Small Craft Advisory
Issued: 9:05 AM Dec. 21, 2025 – National Weather Service
...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...For the Gale Warning, northwest winds 20 to 25 kt with gusts up to 40 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Gale Warning, until 7 AM EST this morning. For the Heavy Freezing Spray Warning, until 8 AM EST this morning. For the Small Craft Advisory, until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
Heavy Freezing Spray Warning
Issued: 9:05 AM Dec. 21, 2025 – National Weather Service
...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...For the Gale Warning, northwest winds 20 to 25 kt with gusts up to 40 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Gale Warning, until 7 AM EST this morning. For the Heavy Freezing Spray Warning, until 8 AM EST this morning. For the Small Craft Advisory, until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
Gale Warning
Issued: 9:05 AM Dec. 21, 2025 – National Weather Service
...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM EST THIS MORNING... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 8 AM EST THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EST THIS AFTERNOON... * WHAT...For the Gale Warning, northwest winds 20 to 25 kt with gusts up to 40 kt and waves 5 to 8 ft occurring. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. For the Small Craft Advisory, west winds 10 to 20 kt with gusts up to 25 kt and waves 3 to 6 ft expected. * WHERE...Huron Islands to Marquette MI. * WHEN...For the Gale Warning, until 7 AM EST this morning. For the Heavy Freezing Spray Warning, until 8 AM EST this morning. For the Small Craft Advisory, until 1 PM EST this afternoon. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
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