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Ended official alertUpdated

Marine Weather Statement for St. Clair River; Port Sanilac to Port Huron MI

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
Minor
Official urgency
Expected
Official certainty
Observed

What is happening

A Marine Weather Statement has been issued for the following areas... Port Sanilac to Port Huron MI... St. Clair River... At 214 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds up to 30 knots. This thunderstorm was located 10 nm southwest of Lakeport, moving east at 30 knots. The...

What the bulletin says to do

Mariners can expect gusty winds up to 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until this storm passes. This strong thunderstorm will likely produce winds up to 30 knots, and could pose a serious hazard for boaters. A special marine warning may eventually be required when this strong thunderstorm reaches the nearshore waters. Boaters should consider heading for shore before this strong thunderstorm arrives.

Full official description

Bulletin details

A Marine Weather Statement has been issued for the following areas... Port Sanilac to Port Huron MI... St. Clair River... At 214 PM EDT, Doppler radar indicated a strong thunderstorm, capable of producing winds up to 30 knots. This thunderstorm was located 10 nm southwest of Lakeport, moving east at 30 knots. The strong thunderstorm will be near... Port Huron around 230 PM EDT.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Marine Weather Statement issued July 21 at 2:14PM EDT by NWS Detroit/Pontiac MI

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Detroit/Pontiac 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