Rivers and flooding in Connecticut
52 river gauges the National Weather Service watches in Connecticut. Each has its forecast, flood stages and impacts, and its crest history.
Flood outlook
Significant river flooding over the next five days, and each gauge’s chance of flooding over the next three months.
No significant river flooding is outlined in Connecticut in the next five days.
Most likely to flood, September to November
- Housatonic River at Stevenson20% chance of minor flooding
- Yantic River at Yantic6% chance of moderate flooding
- Connecticut River at Thompsonville8% chance of minor flooding
- Housatonic River at Falls Village8% chance of minor flooding
- Housatonic River at Gaylordsville8% chance of minor flooding
5 of the 10 gauges the River Forecast Centers forecast in Connecticut have a stated chance of flooding in this period.
Broad Brook
Bunnell Brook
Coginchaug River
Connecticut River
Farmington River
Hockanum River
Housatonic River
Lake Bethany
Lake Chamberlain
Lake Dawson
Lake Gaillard
Lake Glen
Lake Hammonasset
Lake Maltby
Lake Saltonstall
Little River
Long Island Sound
Mill River
Mount Hope River
Natchaug River
Naugatuck River
North Branch Park River
Peat Swamp Reservoir
Pendlenton Hill Brook
Pomperaug River
Quinebaug River
Quinnipiac River
Rippowam River
Shetucket River
Still River
Tenmile River
West River
Willimantic River
Yantic River
Sources
Gauges, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow from the U.S. Geological Survey.