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Special Marine Warning for Niagara River to Hamlin Beach NY; Niagara River to Hamlin Beach NY beyond 5NM off shoreline to US-Canadian border

Official alert fields

What you need to know

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

What is happening

SMWBUF The National Weather Service in Buffalo has issued a * Special Marine Warning for... Lake Ontario from the Niagara River to Thirty Mile Point... * Until 900 PM EDT. * At 701 PM EDT, a strong thunderstorm was located 10 nm north of Fort Niagara, or 11 nm north of Niagara River, moving southeast at 30 knots.0...

What the bulletin says to do

Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with this storm. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.

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Full official description

Bulletin details

SMWBUF The National Weather Service in Buffalo has issued a * Special Marine Warning for... Lake Ontario from the Niagara River to Thirty Mile Point... * Until 900 PM EDT. * At 701 PM EDT, a strong thunderstorm was located 10 nm north of Fort Niagara, or 11 nm north of Niagara River, moving southeast at 30 knots.0 HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Wilson, Thirty Mile Point, and Olcott.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Marine Warning issued August 12 at 7:02PM EDT until August 12 at 9:00PM EDT by NWS Buffalo NY

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Buffalo NY. 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