Minor

Minimal to no known threat to life or property

Small Craft Advisory 04/21/2025 08:28 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Highest gusts up to 35 kts from the southwest and<br /> highest waves around 9 feet. * WHERE...Straits of Mackinac within 5 nm of Mackinac Bridge<br /> including Mackinac Island and St Ignace to False Detour<br /> Channel. * WHEN...Until 8 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Instruction:<br /> Inexperienced mariners, especially those operating smaller<br /> vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory 04/21/2025 08:28 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Highest gusts up to 35 kts from the west and highest<br /> waves around 7 feet. * WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point<br /> Iroquois MI and St. Marys River Point Iroquois to E.<br /> Potagannissing Bay. * WHEN...Until 6 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Instruction:<br /> Inexperienced mariners, especially those operating smaller<br /> vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory 04/21/2025 08:28 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Highest gusts up to 35 kts from the west and highest<br /> waves around 9 feet. * WHERE...5NM East of Mackinac Bridge to Presque Isle Light MI<br /> including Bois Blanc Island, Presque Isle Light to Sturgeon Pt<br /> MI Including Thunder Bay National Marine Sanctuary and<br /> Sturgeon Pt to Alabaster MI. * WHEN...Until 6 PM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Instruction:<br />

Small Craft Advisory 04/21/2025 08:28 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Highest gusts up to 35 kts from the west and highest<br /> waves around 7 feet. * WHERE...Seul Choix Point to 5NM West of Mackinac Bridge. * WHEN...Until 8 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft. Instruction:<br /> Inexperienced mariners, especially those operating smaller<br /> vessels, should avoid navigating in hazardous conditions.

Flood Advisory 04/21/2025 08:26 for Michigan areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> ...The National Weather Service in Marquette has issued a Flood<br /> Advisory for the following rivers in Michigan... Chocolay River near Harvey affecting Marquette County. .Heavy rain will fall on a deep primed snowpack leading to the melt<br /> increasing. Flows in rivers will increase quickly and reach critical<br /> levels. * WHAT...Elevated river levels caused by rain and snowmelt are<br /> occurring. * WHERE...Chocolay River near Harvey.

Small Craft Advisory 04/21/2025 08:16 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...During the Gale Warning, expect sustained winds up to<br /> 21 knots from the southwest with gusts up to 34 knots. The<br /> largest significant waves will be 6 feet with a potential<br /> maximum wave height of 8 feet. During the Small Craft<br /> Advisory, expect sustained winds up to 21 knots from the west<br /> with gusts up to 28 knots. The largest significant waves will<br /> be 3 feet with a potential maximum wave height of 4 feet.

Small Craft Advisory 04/21/2025 08:16 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Expect sustained winds up to 21 knots from the<br /> southwest with gusts up to 32 knots. The largest significant<br /> waves will be 3 feet with a potential maximum wave height of 4<br /> feet. * WHERE...Michigan Waters of Lake Erie from Detroit River to<br /> North Cape MI. * WHEN...The maximum winds are expected around 3 PM EDT Monday<br /> with the largest waves expected around 4 PM EDT Monday. * IMPACTS...Conditions will be hazardous to small craft.

Small Craft Advisory 04/21/2025 08:16 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...During the Gale Warning, expect sustained winds up to<br /> 19 knots from the southwest with gusts up to 35 knots. The<br /> largest significant waves will be 2 feet with a potential<br /> maximum wave height of 3 feet. During the Small Craft<br /> Advisory, expect sustained winds up to 16 knots from the west<br /> with gusts up to 22 knots. The largest significant waves will<br /> be 2 feet with a potential maximum wave height of 3 feet.

Small Craft Advisory 04/21/2025 08:16 for areas

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...During the Gale Warning, expect sustained winds up to<br /> 23 knots from the southwest with gusts up to 39 knots. The<br /> largest significant waves will be 4 feet with a potential<br /> maximum wave height of 5 feet. During the Small Craft<br /> Advisory, expect sustained winds up to 22 knots from the west<br /> with gusts up to 32 knots. The largest significant waves will<br /> be 4 feet with a potential maximum wave height of 5 feet.
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