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Ended official alertUpdated

Special Marine Warning for Grand Haven to Whitehall MI; Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake; Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake

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

For the following areas... Nearshore Waters from Grand Haven to Whitehall MI... Open Waters from Grand Haven to Pentwater MI... At 1112 AM EDT, a strong thunderstorm was located 19 nm southwest of White Lake Pier Heads, moving southeast at 40 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated....

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.

Read official NWS bulletin

Full official description

Bulletin details

For the following areas... Nearshore Waters from Grand Haven to Whitehall MI... Open Waters from Grand Haven to Pentwater MI... At 1112 AM EDT, a strong thunderstorm was located 19 nm southwest of White Lake Pier Heads, moving southeast at 40 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. 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

2 captured
  1. Update

    Special Marine Warning issued July 27 at 11:12AM EDT until July 27 at 11:45AM EDT by NWS Grand Rapids MI

    Official revision
  2. Alert

    Special Marine Warning issued July 27 at 10:41AM EDT until July 27 at 11:45AM 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
Update
Last collected
Methodology and corrections