IsItFlooding

Winnipesaukee River at Tilton, NH

Belknap County, New Hampshire · USGS gauge 01081000 · NWS TLTN3 · New Hampshire river levels

Is Winnipesaukee River at Tilton, NH flooding right now?

Winnipesaukee River at Tilton, NH measured 2.75 ft on 2026-09-11 01:30:00 UTC. That observation was 4.3 ft below its 7 ft flood stage. This is the latest available reading, not a guarantee of current conditions.

Gauge height
2.75 ft
as of 71 min ago
Streamflow
363 cfs
data refreshed 9 min ago

Minor flooding here begins at 7 ft, with major flooding at 8.5 ft. The highest crest on record was 8.68 ft on Thu, May 31, 1984.

Streamflow outlook

NOAA National Water Model forecast, issued 15 hours ago. The NWM models discharge for every river reach in the country, including the many gauges the National Weather Service does not forecast individually. It is a model, not an official NWS river forecast, and it predicts flow rather than water level.

Flood stages at this gauge

CategoryStageCurrent distance
Action5 ft2.3 ft below
Minor flood7 ft4.3 ft below
Moderate flood7.5 ft4.8 ft below
Major flood8.5 ft5.8 ft below

New to these numbers? What does flood stage mean? · How to read a river gauge · Why is the river rising?

Highest crests on record

StageDate
8.68 ft1984-05-31
8.52 ft2005-10-15
8.04 ft1998-06-28
7.93 ft1953-03-27
7.91 ft1954-05-11

Nearby gauges

GaugeDistanceCounty
Merrimack River at Franklin Junction, NH3.5 miMerrimack County
Blackwater River near Webster, NH11.3 miMerrimack County
Smith River near Bristol, NH11.8 miMerrimack County
Warner River at Davisville, NH15.0 miMerrimack County
Suncook River at North Chichester, NH16.8 miMerrimack County
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.

Sources: USGS monitoring location · NWS gauge & forecast