Special Marine Warning for Mexico Bay NY to the St. Lawrence River; Mexico Bay NY to the St. Lawrence River beyond 5NM off shoreline to US-Canadian border; St. Lawrence River above Ogdensburg NY +1 more
Official alert fields
What you need to know
- Applies to
- Mexico Bay NY to the St. Lawrence River, Mexico Bay NY to the St. Lawrence River beyond 5NM off shoreline to US-Canadian border, St. Lawrence River above Ogdensburg NY, St. Lawrence River from Ogdensburg to St. Regis NY
- Effective
- Ended
- 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 Sandy Creek to Cape Vincent... The Saint Lawrence River from Cape Vincent to Saint Regis... * Until 1030 PM EDT. * At 854 PM EDT, a severe thunderstorm capable of producing waterspouts was located 7 nm...
What the bulletin says to do
A Tornado Watch remains in effect until 1100 PM EDT for central New York...and the adjacent waters of Lake Ontario. Move to safe harbor immediately as gusty winds and high waves are expected. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately.
Full official description
Bulletin details
SMWBUF The National Weather Service in Buffalo has issued a * Special Marine Warning for... Lake Ontario from Sandy Creek to Cape Vincent... The Saint Lawrence River from Cape Vincent to Saint Regis... * Until 1030 PM EDT. * At 854 PM EDT, a severe thunderstorm capable of producing waterspouts was located 7 nm north of Tibbets Point, moving northeast at 40 knots. HAZARD...Waterspouts, wind gusts 34 knots or greater, and large hail. SOURCE...Radar. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage. * Locations impacted include... Pillar Point, Alexandria Bay, Southwick Beach, Henderson Harbor, Wellesley Island, Westcott Beach, Chaumont Bay, Stony Point, Clayton, Sandy Island Beach, Black River Bay, Tibbets Point, Sackets Harbor, North Pond, St. Lawrence River, and Cape Vincent.
Lifecycle record
Official revisions
- Alert
Special Marine Warning issued September 2 at 8:55PM EDT until September 2 at 10:30PM 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