Special Marine Warning Issued for Lake Ontario NY Until 5PM EDT
This alert is no longer in effect.
NOAA issued it on May 20, 2026, 3 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Buffalo has issued a Special Marine Warning for Lake Ontario waters from East Webster to Cape Vincent due to severe thunderstorms with 40-knot winds and large hail.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Lake Ontario, New York
- Issued
- May 20, 2026
- Issuing authority
- NWS Buffalo NY
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 3 months ago; use the issuing agency's live warning service for current conditions in Lake Ontario, New York.
Alert Details
A Special Marine Warning has been issued by the National Weather Service in Buffalo NY. The alert is effective from May 13 at 3:27 PM EDT until May 13 at 5:00 PM EDT.
Affected Areas
The warning covers Lake Ontario from East Webster to the Cape Vincent area, including waters beyond 5NM off the shoreline to the US-Canadian border. Impacted locations include Pillar Point, Oswego, Mexico Bay, Southwick Beach, Henderson Harbor, Ontario On The Lake, Westcott Beach, Chaumont Bay, Selkirk Beach, Stony Point, Sodus Bay, Fair Haven, Sandy Island Beach, Black River Bay, Tibbets Point, Sackets Harbor, North Pond, St. Lawrence River, and Cape Vincent.
What You Should Do
Move to safe harbor until hazardous weather passes.
Expected Conditions
Severe thunderstorms were located along a line extending from 32 nm north of Ontario On The Lake to Sodus Bay, moving northeast at 35 knots. Hazards include wind gusts to 40 knots and large hail.
Timeline
The alert is in effect from 3:27 PM EDT to 5:00 PM EDT on May 13, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (1,047 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to May 20, 2026.
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