Atlantic Coast at Gloucester (IN MLLW)
Stage at this gauge is reported IN MLLW.
Flood levels
Official flood levels at this gauge: action stage begins at 11.0 ft; minor flooding begins at 11.5 ft; moderate flooding begins at 13.0 ft; major flooding begins at 15.0 ft.
| Action stage | 11.0 ft |
|---|---|
| Minor flooding | 11.5 ft |
| Moderate flooding | 13.0 ft |
| Major flooding | 15.0 ft |
Highest recorded crests
- 13.1 ft on Jan 4, 2018 (historic crest)
- 13.0 ft on Jan 13, 2024 (historic crest)
- 12.6 ft on Jan 10, 2024 (historic crest)
- 12.5 ft on Mar 2, 2018 (historic crest)
What the water does
National Weather Service impact statements for this gauge, in the Weather Service's own words.
| 11.5 ft | Roads remain passable. Shallow pockets of flooding less than one foot deep affect more vulnerable coastal roads alog the North Shore from Salem and Gloucester to Newburyport. Rough surf will likely cause some splashover onto coastal roads around the time of high tide. |
|---|---|
| 12.0 ft | Most roads remain passable. Flooding up to one foot deep affects coastal roads on the North Shore from Salem to Gloucester and Newburyport. Rough surf will cause flooding on some coastal roads around the time of high tide due to splashover. |
| 12.5 ft | Some coastal roads become impassable around high tide. Flooding 1 to 2 feet deep affects roads on the North Shore from Salem and Marblehead to Gloucester to Newburyport. Rough surf will cause beach erosion and send and debris onto coastal roads. |
| 13.0 ft | This extent of flooding is rarely seen. Many roads become impassable around high tide. Flooding 2 to 3 feet deep affects many coastal roads on the North Shore from Salem and Marblehead and Gloucester and Newburyport. Rough surf will produce significant beach erosion and debris onto coastal roads. |
| 14.0 ft | This extent of flooding is rarely seen and is life threatening. Many coastal roads are impassable with more than 3 feet of water. Deep flooding of low lying coastal areas is expected from Salem and Marblehead through Gloucester to Salisbury. Rough surf will result in significant beach erosion. Significant structural damage is possible. Follow the instructions of local officials. |
Forecast office: NWS Norton · River Forecast Center: Northeast River Forecast Center.
A NOAA tide station shares this spot: Gloucester Harbor, with tide predictions and official flood levels.
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Nearby stations and gauges
- Gloucester Harbor NOAA tide station · 0.0 mi
- Annisquam NOAA tide station · 3.2 mi
- Rockport NOAA tide station · 4.0 mi
- Essex NOAA tide station · 6.1 mi
- Plum Island Sound (south end) NOAA tide station · 9.5 mi
- Ipswich River at Ipswich NWS gauge · 12.3 mi