Tidora

Long Island Sound at New Haven (IN MLLW)

National Weather Service gauge NWHC3 · Connecticut · New Haven County · 41.2833, -72.9083 · USGS 8465705

Stage at this gauge is reported IN MLLW.

Flood levels

Official flood levels at this gauge: minor flooding begins at 8.7 ft; moderate flooding begins at 9.3 ft; major flooding begins at 10.6 ft.

Minor flooding8.7 ft
Moderate flooding9.3 ft
Major flooding10.6 ft

Highest recorded crests

What the water does

National Weather Service impact statements for this gauge, in the Weather Service's own words.

8.6 ftEast Haven, about 1 foot of inundation on Ellis Road. Minor inundation at Bruce and Johnson's West. Inundation onto Route 146 and Limewood Avenue. Minor inundation of Westland Avenue and Bayview Beach. Minor inundation of Middle Avenue.
9.2 ftTwo to three feet of flooding on Middletown Avenue in front of Petrillos used auto parts, just east of the Quinnipiac River.
9.6 ftHomes surrounded by water in East Haven. Water up to car windows on Cosey Beach Avenue. Several neighborhood roads in Silver Sands Beach 2 to 4 feet of inundation. New Haven, 2 to 3 feet of flooding on Middletown avenue in front of Petrillos used auto parts, just east of Quinnipiac River.
11.6 ftLongshore Drive from LI sound becomes impassable with several feet of water. Two to three feet of inundation into roadway properties surrounding corner of Water Street and River Street along the West River.One to two feet of inundation across Long Wharf Drive and surrounding properties including IKEA shopping center.

Forecast office: NWS Upton · River Forecast Center: Northeast River Forecast Center.

A NOAA tide station shares this spot: New Haven Harbor, with tide predictions and official flood levels.

Tidora wave T logo

Long Island Sound at New Haven (IN MLLW) in your pocket

Tidora puts this spot on your Home Screen and Lock Screen with free widgets, and sends free flood alerts before the water reaches the levels that matter to you. No account, no subscription needed for either.

Download Tidora on the App Store

Tidora is preparing for launch; these pages go fully live when the app ships.

Nearby stations and gauges