Active Weather Alerts
Small Craft Advisory
Issued: 8:08 PM May. 21, 2026 – National Weather Service
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM FRIDAY TO 11 PM EDT SATURDAY... * WHAT...Highest gusts up to 30 kts from the east and highest waves around 7 feet expected. * WHERE...In Lake Huron, Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island. In Lake Michigan, Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay. * WHEN...From 2 PM Friday to 11 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. &&
Frost Advisory
Issued: 7:20 PM May. 21, 2026 – National Weather Service
...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT FRIDAY... * WHAT...Temperatures of 32 to 34 degrees will result in frost formation. Localized pockets of temperatures below 30 degrees are possible. * WHERE...Portions of Eastern Upper and Northern Lower Michigan. * WHEN...From midnight tonight to 8 AM EDT Friday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Where winds become light overnight, a near-surface temperature inversion is possible. Temperature inversions are less likely across northwest Lower Michigan, where winds are expected to stay breezy through the night. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. &&
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