Special Marine Warning Issued for Waters off Eastern Long Island
If you are in immediate danger, call emergency services now.
For real-time, official alerts and instructions for your exact location, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia) as applicable. This article is a data summary, not a substitute for the issuing agency's live warning.
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 Upton NY has issued a Special Marine Warning for severe thunderstorms capable of producing waterspouts from Moriches Inlet to Montauk Point out to 60 NM until 10:45 AM EDT.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- Waters off Eastern Long Island, New York
- Issued
- August 23, 2026
- Issuing authority
- NWS Upton 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: publication date is recent, but current status is not stored on this page. Check the issuing agency's live warning service before acting because warnings can be updated, narrowed, or cancelled.
Alert Details
A Special Marine Warning has been issued by the National Weather Service in Upton NY. The alert is effective from August 23, 2026 at 9:44 AM EDT until August 23, 2026 at 10:45 AM EDT. The warning is classified as Severe with immediate urgency.
Affected Areas
Moriches Inlet NY to Montauk Point NY out 20 NM; Waters from Moriches Inlet NY to Montauk Point NY from 20 to 60 NM.
What You Should Do
Boaters should seek safe harbor immediately until these storms pass. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects.
Expected Conditions
Severe thunderstorms capable of producing waterspouts were located along a line extending from near Great Peconic Bay to 27 nm southwest of Buoy 44017, moving east at 25 knots. Hazards include waterspouts, gusty winds, high waves, lightning, and heavy rain.
Timeline
The warning is in effect from 9:44 AM EDT to 10:45 AM EDT on August 23, 2026. Severe thunderstorms will be near Buoy 44017 around 10:20 AM EDT.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Nationwide notices with similar length or severity timing 8
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 (1,025 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to August 23, 2026.
Frequently Asked Questions
Common questions about this NWS weather alert.