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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 Montague are issued routinely year-round.
Return to Area Map

Upstream Gauge - at North Walpole Upstream Gauge
Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 40
Moderate Flood Stage: 32
Flood Stage: 28
Action Stage: 26
Low Stage (in feet): -9999

Historic Crests
(1) 49.20 ft on 03/19/1936
(2) 44.74 ft on 09/22/1938
(3) 38.17 ft on 05/31/1984
(4) 38.13 ft on 04/06/1960
(5) 37.76 ft on 12/31/1948
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 28.52 ft on 04/16/2019
(2) 28.75 ft on 02/26/2016
(3) 28.39 ft on 04/17/2014
(4) 35.91 ft on 08/29/2011
(5) 29.43 ft on 04/13/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
KML Image
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
44 This is a dangerous flood situation. Areas along the reach of the Connecticut River from the Vermont border to Northampton should prepare for widespread flooding. If you are asked to evacuate, do so immediately.
40 Widespread river flooding is expected from Deerfield and Montague City south through Whately and Sunderland. Take action now to protect life and property. Follow the directions of your emergency management officials. If asked to evacuate, do so immediately.
37 Flooding will expand into portions of Montague and Greenfield downstream through Sunderland and Whately. Some residential areas may become inundated and localized road closures may be needed.
35 Flooding will expand into portions of Montague and Greenfield downstream through Sunderland and Whately. Some residential areas may become inundated and localized road closures may be needed.
33 Flooding of low lying areas outside of levee protection is likely from Greenfield and Montague downstream through Hatfield.
31 Flooding of low lying areas outside of levee protection is likely from Greenfield through Hatfield.
30 Flooding of low lying areas outside of levee protection is likely from Greenfield through Hatfield.
29 Flooding of low lying areas is expected primarily from Montague downstream through Sunderland and Whately.
28 Minor flooding is expected to overspread some of the farmland along the river from the Vermont border downstream through Hatfield and Hadley. Farming interests should take the necessary precautions to protect livestock and equipment.

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
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

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
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