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Active official alertUpdated

Special Marine Warning for Geneva-on-the-Lake to Conneaut OH; Conneaut OH to Ripley NY; Geneva-on-the-Lake to Conneaut OH beyond 5 nm off shoreline to US-Canadian border +1 more

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

For the following areas... Nearshore and Open waters from Geneva-on-the-lake OH to Ripley NY... At 933 PM EDT, severe thunderstorms capable of producing waterspouts, strong winds, and large hail were located along a line extending from 30 nm west of Ripley to 19 nm northwest of Erie to 24 nm north of Ashtabula,...

What the bulletin says to do

Move to safe harbor immediately as gusty winds and high waves are expected.

Full official description

Bulletin details

For the following areas... Nearshore and Open waters from Geneva-on-the-lake OH to Ripley NY... At 933 PM EDT, severe thunderstorms capable of producing waterspouts, strong winds, and large hail were located along a line extending from 30 nm west of Ripley to 19 nm northwest of Erie to 24 nm north of Ashtabula, moving east at 35 knots. HAZARD...Waterspouts, wind gusts in excess of 50 knots, and large destructive hail. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Boats could suffer significant structural damage in high winds and hail. Small craft could capsize in suddenly higher waves. Locations impacted include... Erie and Conneaut.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

3 captured
  1. Update

    Special Marine Warning issued September 2 at 9:34PM EDT until September 2 at 10:15PM EDT by NWS Cleveland OH

    Official revision
  2. Update

    Special Marine Warning issued September 2 at 9:20PM EDT until September 2 at 10:15PM EDT by NWS Cleveland OH

    Official revision
  3. Alert

    Special Marine Warning issued September 2 at 8:14PM EDT until September 2 at 10:15PM EDT by NWS Cleveland OH

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Cleveland OH. 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