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Local weather forecast by
What is AHPS?
Weather Forecast Office Boston, MA
Northeast River Forecast Center
Air Quality Alert
River at a Glance
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
Forecasts for the Connecticut River at Northampton are issued as needed during times of high water, but are not routinely available.
Scale to Flood Categories
Return to Area Map
Flood Categories (in feet)
Major Flood Stage:
Moderate Flood Stage:
Low Stage (in feet):
(1) 129.40 ft on 03/19/1936
(2) 125.00 ft on 09/22/1938
(3) 120.80 ft on 05/31/1984
(4) 119.90 ft on 04/06/1960
(5) 118.60 ft on 01/01/1949
Show More Historic Crests
: Preliminary values subject to further review.
(1) 112.88 ft on 02/27/2016
(2) 113.12 ft on 04/17/2014
(3) 112.70 ft on 09/08/2011
(4) 112.70 ft on 09/08/2011
(5) 117.16 ft on 08/30/2011
Show More Recent Crests
: Preliminary values subject to further review.
Low Water Records
Currently none available.
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
If you notice any errors in the below information, please contact our
This is near the flood of record, a very dangerous flood. Numerous road closures along the river are likely. Portions of Route 5 may be flooded in Northampton, Easthampton, and northern Holyoke. Know alternate routes. Follow detours to avoid these flooded areas. The Connecticut River may overtop the flood dike in some areas. Widespread inundation along the Mill River in Hatfield through the Valley and South Street neighborhood is expected.
The river elevation is approaching the flood of record. Significant impact to both residential and business interests is expected. Follow evacuation orders from local officials. Some roadways, including portions of Route 5 will be closed due to flooding. Know alternate routes and obey all road closures to avoid these areas.
Significant flooding will impact Northampton, Easthampton, Hadley and South Hadley. Avoid flooded areas. Follow the directions of local officials, and evacuate if asked to do so. This is a major flood, various low lying residential areas in the vicinity of the river will become inundated and various road closures will occur.
Extensive flooding is likely to impact Northampton, Easthampton, Hadley and South Hadley. Follow the directions of local officials and evacuate immediately if asked to do so.
Hatfield will continue to experience more extensive flooding as flood waters spread across King Street as well as parts of Main Street on the north side of town. Multiple street closures are likely. Significant flooding occurs in Northampton, Easthampton, Hadley and South Hadley. Follow the directions of local officials and evacuate immediately if asked to do so.
Flooding spreads across sections of Hatfield, Hadley, Northampton, Easthampton and South Hadley. Should evacuations be required, follow the directions of local officials and head to higher ground quickly. Farming interests will be significantly impacted in the Pioneer Valley as flood waters continue to rise.
Flooding impacts a large portion of the Oxbow in Northampton. Flooding associated with back water from the Connecticut will continue to impact Hatfield. Flooding will continue to worsen along the Mill River in Hatfield while flooding begins to affect parts of Cronin Hill. Some streets may be closed and some local evacuations may be required. Flooding will also become more widespread throughout Northampton.
Flooding affects a large portion of the Oxbow in Northampton. Flood waters also reach Route 5, a portion of which may be impassable. Flooding spreads across the lower lying sections of Southampton and parts of Hadley. In Hatfield, back water from the Connecticut River will push the Mill River over its banks, flooding parts of Valley Street and surrounding areas.
Flooding affects the Oxbow in Northampton, including Riverside Homes on Island Road. Flooding also spreads across parts of Hadley, as well as lower lying sections of Southampton. In Hatfield, back water from the Connecticut River will push the Mill River over its banks flooding parts of Valley Street and surrounding areas.
Minor flooding will affect portions of Northampton in the vicinity of the Oxbow and Hadley along Aqua Vitae Drive. Farming interests in Hatfield outside flood dike protection will experience flooding.
Lowland flooding is expected in and around Northampton including low lying sections of the Oxbow. Minor flooding affects Hadley along Aqua Vitae Drive. In Hatfield, flooding is expected in the lowest lying sections, primarily farming interests outside flood dike protection.
About This Location
Latitude: 42.310833° N, Longitude: 72.621944° W, Horizontal Datum: NAD27
Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
(gauge height = 0)
(gauge height = flood stage)
Elevation information source
Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
Older USGS topographic maps, NGVD29 benchmarks
Older USGS topographic maps, MSL benchmarks
River stage data provided by the Northampton Department of Public Works.
River Forecast Centers
River Stage Summary
Automated Flood Warning Systems
Inundation Mapping Locations
NWS Precipitation and River Forecasting
AHPS Iframes for Developers
Mobile iNWS for emergency management
Flood Damage Costs/Fatalities in the US, 1903 - 2014
AHPS Web Brochure
Ensemble River Forecasts
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,
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National Weather Service
Boston Weather Forecast Office
445 Myles Standish Blvd
Taunton, MA 02780
Page last modified: 13-Aug-2015 2:16 AM