Weather / Small Craft Advisory
Minor
Small Craft Advisory issued August 30 at 1:04PM EDT until August 30 at 8:00PM EDT by NWS Marquette MI
Point Isabelle to Lower Entrance of Portage Canal MI; Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays
Urgency: Expected
Certainty: Likely
Onset: 8/30/2026, 6:00:00 PM
Expires: 8/31/2026, 12:00:00 AM
Details
* WHAT...East winds 10 to 15 kt with gusts up to 25 kt and waves 1 to 3 ft expected. * WHERE...Point Isabelle to Lower Entrance of Portage Canal MI and Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Conditions will be hazardous to small craft.
What To Do
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Other Active Small Craft Advisory Alerts
Small Craft Advisory issued August 30 at 2:13PM EDT until August 31 at 12:00AM EDT by NWS Boston/Norton MA
Cape Cod Bay; Nantucket Sound; Vineyard Sound; Buzzards Bay
Small Craft Advisory issued August 30 at 1:43PM EDT until August 31 at 2:00AM EDT by NWS Baltimore MD/Washington DC
Chesapeake Bay from Drum Point MD to Smith Point VA; Tangier Sound and the inland waters surrounding Bloodsworth Island
Small Craft Advisory issued August 30 at 1:43PM EDT until August 31 at 2:00AM EDT by NWS Baltimore MD/Washington DC
Chesapeake Bay from Pooles Island to Sandy Point MD; Chesapeake Bay from Sandy Point to North Beach MD; Chesapeake Bay from North Beach to Drum Point MD
Small Craft Advisory issued August 30 at 1:04PM EDT until August 30 at 8:00PM EDT by NWS Marquette MI
Saxon Harbor WI to Black River MI; Black River To Ontonagon MI
Small Craft Advisory issued August 30 at 8:30AM AKDT until August 31 at 5:00AM AKDT by NWS Juneau AK
Northern Lynn Canal
Source: National Weather Service.