Great South Bay at Watch Hill (IN MLLW)
Stage at this gauge is reported IN MLLW.
Flood levels
Official flood levels at this gauge: action stage begins at 2.8 ft; minor flooding begins at 3.2 ft; moderate flooding begins at 3.7 ft; major flooding begins at 4.2 ft.
| Action stage | 2.8 ft |
|---|---|
| Minor flooding | 3.2 ft |
| Moderate flooding | 3.7 ft |
| Major flooding | 4.2 ft |
Highest recorded crests
- 7.7 ft on Oct 29, 2012 (historic crest)
- 4.1 ft on Nov 8, 2012 (historic crest)
Forecast office: NWS Upton · River Forecast Center: Northeast River Forecast Center.
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Nearby stations and gauges
- Patchogue NOAA tide station · 4.3 mi
- Great South Bay at West Sayville (IN MLLW) NWS gauge · 5.7 mi
- Smith Point Bridge NOAA tide station · 7.1 mi
- Great River NOAA tide station · 8.8 mi
- Seaview Ferry Dock NOAA tide station · 8.9 mi
- West Fire Island NOAA tide station · 11.5 mi