New Hampshire river levels
51 National Weather Service forecast gauges in New Hampshire. None is in flood now. Each page has the current level, the forecast, and what floods at each level.
New Hampshire radar & weather warnings →
All gauges
- Ammonoosuc River at Bethlehem
- Androscoggin River at Errol
- Androscoggin River at Gorham
- Ashuelot River above West Swanzey
- Ashuelot River at Hinsdale
- Ashuelot River at Keene
- Ashuelot River near Gilsum
- Baker River at Rumney
- Bearcamp River at South Tamworth
- Beaver Brook at North Pelham
- Cocheco River near Rochester
- Cockermouth River at Groton
- Cold River at Alstead
- Connecticut River at Dalton
- Connecticut River at North Stratford
- Connecticut River at North Walpole
- Connecticut River at Pittsburg
- Connecticut River at West Lebanon
- Contoocook River at Henniker
- Contoocook River at Peterborough
- Diamond River near Wentworth
- East Branch Pemigewasset River at Lincoln
- Exeter River near Brentwood
- Exeter River near Sandown
- Isinglass River near Dover
- Lamprey River at Raymond
- Lamprey River near Newmarket
- Merrimack River at Concord
- Merrimack River at Franklin Jct.
- Merrimack River at Goffs Falls
- Merrimack River at Nashua
- Oyster River near Durham
- Peabody River at Gorham
- Pemigewasset River at Plymouth
- Pemigewasset River at Woodstock
- Piscataquog River at Goffstown
- Saco River at Bartlett
- Saco River near Conway
- Smith River (NH) at Bristol
- Souhegan River at Merrimack
- Souhegan River at Milford
- South Branch Piscataquog River near Goffstown
- Spicket River at North Salem
- Spicket River near Methuen
- Sugar River (NH) at West Claremont
- Suncook River at North Chichester
- Swift River near Conway
- Upper Ammonoosuc River near Groveton
- Warner River at Davisville
- Winnicut River near Portsmouth
- Winnipesaukee River at Tilton
Flood categories and forecasts are the National Weather Service's. Not an official source: in a flood, follow your local officials and weather.gov.