Rivers in New Hampshire

Connecticut River at North Stratford

Coos County, New HampshireNWS NSTN3USGS 01129500Gray office

Below flood stage
3.12ftStage

Observed Thu, Sep 24, 11:15 AM EDT

Flood stage
13.00 ft
Forecast crest
3.10 ftThu, Sep 24, 2:00 PM EDT
Record crest
16.66 ft1936

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood17.00 ft
Moderate flood16.00 ft
Minor flood13.00 ft
Action11.00 ft
  1. 20.60 ftDevastating flooding occurs. Many homes, businesses, and roads are flooded in New Hampshire and Vermont. Thousands of acres of farmland from Stewartstown, New Hampshire and Canaan, Vermont downstream to Maidstone, Vermont and Northumberland, New Hampshire is flooded.
  2. 19.00 ftRoute 3 Daniel Webster Highway floods south of North Stratford to Washburn Road. Route 102 floods in Bloomfield, VT. Travel into and out of the region is severely restricted, and hundreds of acres of farmland across both New Hampshire and Vermont are underwater. This is around the 1% flood level.
  3. 17.00 ftIn North Stratford, NH, water floods U.S. Route 3 Daniel Webster Highway near the Kimball Brook crossing and the town leach field is flooded. Widespread inundation of farmland adjacent to the river occurs.
  4. 16.00 ftIn North Stratford, NH, the baseball field is flooded with water up to two feet deep on Main Street. High water also encroaches on Route 3 Daniel Webster Highway near the Kimball Brook crossing. Parking lots and access roads will flood on Washburn Road and at the Old Mill on Ayer Road. In addition, much farmland is flooded.
  5. 15.00 ftIn North Stratford, NH, the baseball field on Main Street will begin to flood. In addition, water will be up to a foot deep on Main Street. Lower parking lots and access roads on Washburn Road and at the Old Mill on Ayer Road will also begin to flood.
  6. 13.00 ftMain Street in North Stratford, NH floods near the boat launch and picnic area. Lowland field flooding along the river will occur.

Flood outlook

Chance of flooding, September to November

CategoryChance
Minor floodingUnder 5%
Moderate floodingUnder 5%
Major floodingUnder 5%

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.

Crest history

17 crests on NOAA’s list since 1936.

#DateStage
1March 13, 193616.66 ft
2April 3, 195916.11 ft
3March 31, 199815.63 ft
4April 27, 201114.90 ft
5June 16, 194314.67 ft
6March 19, 193614.64 ft
7January 27, 198614.42 ft
8April 16, 201414.25 ft
9March 30, 199413.45 ft
10March 30, 199313.45 ft
11April 21, 201913.36 ft
12October 17, 200513.35 ft
13March 24, 193913.30 ft
14April 1, 198713.17 ft
15March 14, 197713.10 ft
16March 27, 198813.08 ft
17July 12, 202411.38 ft

Most recent crests

  • July 12, 2024: 11.38 ft
  • April 21, 2019: 13.36 ft
  • April 16, 2014: 14.25 ft
  • April 27, 2011: 14.90 ft
  • October 17, 2005: 13.35 ft
  • March 31, 1998: 15.63 ft
  • March 30, 1994: 13.45 ft
  • March 30, 1993: 13.45 ft
  • March 27, 1988: 13.08 ft
  • April 1, 1987: 13.17 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Northeast River Forecast Center. Forecasts are issued routinely year-round.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.