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This probabilistic forecast is issued by the Northeast River Forecast Center.
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Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey
About this graph
Forecasts for the Connecticut River at North Walpole are issued routinely year-round.
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Upstream Gauge - at West Lebanon Upstream Gauge Downstream Gauge Downstream Gauge - at Montague
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 35
Moderate Flood Stage: 32
Flood Stage: 28
Action Stage: 26
Low Stage (in feet): -9999

Historic Crests
(1) 43.80 ft on 03/19/1936
(2) 39.10 ft on 09/22/1938
(3) 31.38 ft on 08/29/2011
(4) 30.37 ft on 03/27/1953
(5) 29.85 ft on 04/05/1960
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 31.38 ft on 08/29/2011
(2) 25.31 ft on 04/23/2001
(3) 25.75 ft on 04/01/1998
(4) 24.15 ft on 05/13/1996
(5) 16.75 ft on 01/18/1995
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
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Gauge LocationGauge Map Marker
Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
52.3 Maximum reportable stage of river gage.
38 This is a life threatening flood. flooding of this magnitude has not been experienced since the great new england hurricane of 1938. follow the evacuation orders provided by local officials.
36 This is a life threatening flood. flooding of this magnitude has not been experienced since the great new england hurricane of 1938. follow the evacuation orders provided by local officials.
34 Low lying interests along the river from walpole to hinsdale will experience flooding. should evacuations be needed...act quickly and head for higher ground. roadways bordering the river may become impassable...stretches of route 5 in southern vermont will become impassable. should evacuations be needed...act quickly and head for higher ground. bridges crossing the river could be shut down. backwater flooding will occur along tributary streams and rivers that feed into the connecticut river.
32 Extensive and prolonged flooding is expected along stretches of route 5...especially in westminster. some additional business and residential areas adjacent to the river will experience flooding. this includes low lying businesses along route 5 in westminster. bridges crossing the river may be shut down. backwater flooding may occur along tributary streams and rivers that feed into the connecitcut river.
31 Low lying businesses and residential areas from walpole and westminster to the massachusetts border may experience flooding along the river. significant and prolonged flooding is expected along route 5 in vermont...especially in westminster. low lying businesses adjacent to route 5 will be impacted. flooding of some farmland along the river is also expected. bridges crossing the river may be shut down. backwater flooding may occcur along tributary streams and rivers to the connecticut river.
29 Minor flooding of some farmland along the river is expected from walpole south to the massachusetts border. farming interests should take necessary actions now to protect livestock and equipment. floodwaters will inundate route 5 up to 1 foot deep in sections of westminster. low lying adjacent businesses along route 5 will also be impacted.
28 Minor flooding will affect low lying areas along the connecticut river from walpole and westminster downstream to the massachusetts border. portions of low lying roads along the river will flood. this includes route 5 and some adjacent businesses in westminster. farming interests along the river may experience flooding.

Other Real-time and/or Archive Data Sources:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
3 Day (SREF) 7 Day (NAEFS) 7 Day (GEFS)
SREF Ensemble NAEFS Ensemble  GEFS Ensemble 

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics. 

Click individual graphics to enlarge.

Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216
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Page last modified: 6-Nov-2019 2:41 PM
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