Active Weather Alerts
Small Craft Advisory
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM MONDAY TO 8 AM EDT TUESDAY... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TO 8 PM EDT MONDAY... * WHAT...For the first Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with a few gale force gusts up to 35 kt possible and waves 7 to 10 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI. * WHEN...For the first Small Craft Advisory, until midnight EDT tonight. For the second Small Craft Advisory, from 9 AM Monday to 8 AM EDT Tuesday. For the Heavy Freezing Spray Warning, from noon to 8 PM EDT Monday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Small Craft Advisory
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM MONDAY TO 8 AM EDT TUESDAY... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TO 8 PM EDT MONDAY... * WHAT...For the first Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with a few gale force gusts up to 35 kt possible and waves 7 to 10 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI. * WHEN...For the first Small Craft Advisory, until midnight EDT tonight. For the second Small Craft Advisory, from 9 AM Monday to 8 AM EDT Tuesday. For the Heavy Freezing Spray Warning, from noon to 8 PM EDT Monday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Heavy Freezing Spray Warning
Issued: 7:49 PM Apr. 5, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM MONDAY TO 8 AM EDT TUESDAY... ...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM NOON TO 8 PM EDT MONDAY... * WHAT...For the first Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 7 to 10 ft occurring. For the second Small Craft Advisory, north winds 20 to 30 kt with a few gale force gusts up to 35 kt possible and waves 7 to 10 ft expected. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Marquette to Munising MI. * WHEN...For the first Small Craft Advisory, until midnight EDT tonight. For the second Small Craft Advisory, from 9 AM Monday to 8 AM EDT Tuesday. For the Heavy Freezing Spray Warning, from noon to 8 PM EDT Monday. * 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. Conditions will be hazardous to small craft. 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. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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