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Ended official alertUpdated

Special Marine Warning for Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI; St. Marys River Point Iroquois to E. Potagannissing Bay

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

SMWAPX The National Weather Service in Gaylord has issued a * Special Marine Warning for... St. Marys River Point Iroquois to E. Potagannissing Bay... Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI... * Until 400 PM EDT. * At 153 PM EDT, a wake low producing =strong wind gusts was located near...

What the bulletin says to do

Move to safe harbor immediately as gusty winds and high waves are expected. Water level fluctuations are possible once again on Whitefish Bay and the St. Mary's River System with this feature's passage. Seek safe shelter, mariners can expect gusty winds and increasing waves.

Full official description

Bulletin details

SMWAPX The National Weather Service in Gaylord has issued a * Special Marine Warning for... St. Marys River Point Iroquois to E. Potagannissing Bay... Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI... * Until 400 PM EDT. * At 153 PM EDT, a wake low producing =strong wind gusts was located near the shores of central Lake Superior. HAZARD...Wind gusts to 40 knots. SOURCE...Confirmed 42kt gust at Grand Marais. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Sugar Island, Salt Point, Whitefish Point, Potagannissing Bay, Neebish Island, De Tour Village, Point Iroquois, Naomikong Point, Detour Village, Lime Island, Paradise, Munuscong, and Sault Sainte Marie.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued July 20 at 1:54PM EDT until July 20 at 4:00PM EDT by NWS Gaylord MI

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Gaylord MI. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections