Narragansett Bay at Newport Harbor (IN MLLW)
Stage at this gauge is reported IN MLLW.
Flood levels
Official flood levels at this gauge: action stage begins at 5.5 ft; minor flooding begins at 6.0 ft; moderate flooding begins at 7.5 ft; major flooding begins at 9.0 ft.
| Action stage | 5.5 ft |
|---|---|
| Minor flooding | 6.0 ft |
| Moderate flooding | 7.5 ft |
| Major flooding | 9.0 ft |
Highest recorded crests
- 13.3 ft on Sep 20, 1938 (historic crest)
- 10.6 ft on Aug 30, 1954 (historic crest)
- 8.1 ft on Jan 31, 2024 (historic crest)
- 8.1 ft on Oct 29, 2012 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 6.0 ft | Minor coastal flooding occurs along the most vulnerable shoreline locales in Newport, Portsmouth and Middletown. This includes flooding at parking lots near beaches in Newport, and a portion of Hazard Road. Minor coastal flooding also occurs on several streets in the Common Fence Point area. |
|---|---|
| 6.5 ft | Minor coastal flooding is expected in the lowest lying areas Newport, Portsmouth and Middletown. A few immediate coastal roads briefly flood due to wave action. Minor coastal flooding occurs in the Common Fence Point area of Newport. A few parking lots adjacent to beaches are flooded in Newport. |
| 7.0 ft | Minor flooding can be expected across low lying areas of Newport, Middletown and Portsmouth. Several immediate coastal roads will be impassable for a few hours around time of high tide. Minor beach erosion on the south side of Newport is possible. |
| 9.0 ft | Widespread flooding is likely across coastal sections of Newport and Middletown. The combination of high tides and wave action may force evacuations of some lower lying areas. Alternate routes may be required as coastal roads become impassable. |
Forecast office: NWS Norton · River Forecast Center: Northeast River Forecast Center.
A NOAA tide station shares this spot: NEWPORT, with tide predictions and official flood levels.
Narragansett Bay at Newport Harbor (IN MLLW) in your pocket
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Nearby stations and gauges
- NEWPORT NOAA tide station · 0.0 mi
- West Jamestown NOAA tide station · 3.2 mi
- Castle Hill NOAA tide station · 3.4 mi
- Sachuest NOAA tide station · 4.7 mi
- Prudence Island NOAA tide station · 5.2 mi
- Conanicut Point NOAA tide station · 5.3 mi