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Ended official alertUpdated

Special Marine Warning for Holland to Grand Haven MI; Grand Haven to Whitehall MI; Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake +1 more

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

SMWGRR The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore and Open Waters from Holland to Whitehall MI... * Until 1230 PM EDT. * At 1130 AM EDT, a strong thunderstorm was located 18 nm west of Muskegon Light, moving southeast at 40 knots. HAZARD...Wind gusts to 40...

What the bulletin says to do

No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.

Full official description

Bulletin details

SMWGRR The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore and Open Waters from Holland to Whitehall MI... * Until 1230 PM EDT. * At 1130 AM EDT, a strong thunderstorm was located 18 nm west of Muskegon Light, moving southeast at 40 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * The strong thunderstorm will remain over mainly open waters.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued July 27 at 11:31AM EDT until July 27 at 12:30PM EDT by NWS Grand Rapids MI

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Grand Rapids 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