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This probabilistic forecast is issued by the Northeast River Forecast Center.

	Hydrograph			River at a Glance			Download			Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

About this graph

Forecasts for the Neponset River at Norwood are issued routinely year-round.

Vertical datum height surveyed by the USGS

Return to Area Map

Zoom Level:16

Flood Categories (in feet)

Major Flood Stage:	11
Moderate Flood Stage:	10
Flood Stage:	9
Action Stage:	8
Low Stage (in feet):	-9999

Historic Crests
(1) 14.65 ft on 08/19/1955
(2) 11.32 ft on 11/05/1955
(3) 11.16 ft on 03/30/2010
(4) 11.07 ft on 03/15/2010
(5) 11.05 ft on 07/24/1938
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.46 ft on 06/28/2020 (P)
(2) 11.16 ft on 03/30/2010
(3) 11.07 ft on 03/15/2010
(4) 9.28 ft on 06/08/2006
(5) 9.96 ft on 10/15/2005
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

	Gauge Location	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

If you notice any errors in the below information, please contact our Webmaster
12	Significant flooding is expected along the river in Walpole and Norwood. If evacuations are needed, do so immediately. Know alternate routes for travel in case your normal route becomes flooded. Norwood Memorial Airport is substantially impacted. A portion of Route 27 in Walpole near the commuter rail station is impassable. Backwater flooding occurs on Neponset Street in Canton. Floodwaters affect homes along Dean Street in Norwood near Route 1.
11.5	Flooding impacts homes and businesses along the river in Walpole and Norwood, including homes along the river on Dean Street in Norwood near Route 1. A portion of Route 27 in Walpole near the commuter rail station is impassable. Backwater flooding occurs on a portion of Neponset Street in Canton. Flooding also occurs at the Norwood Memorial Airport.
11	Flooding impacts homes and businesses along the river in Walpole and Norwood, including homes along the river on Dean Street in Norwood near Route 1. A portion of Route 27 in Walpole near the commuter rail station is impassable. Norwood Memorial Airport is substantially impacted.
10.5	Flood waters reach homes along the river on Dean Street in Norwood near Route 1. Flooding may also affect a portion of Route 27 in Walpole near the commuter rail station.
10	Minor flooding affects homes along the river on Dean Street near Route 1 in Norwood. Widespread lowland flooding can also be expected.
9	Minor lowland flooding occurs along the Neponset River in Norwood.

Other Real-time and/or Archive Data Sources:

U.S. Geological Survey (USGS) Data and Site Info for Norwood

Additional Information

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)

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

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
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Norton, MA 02766
(508) 622-3250
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Page last modified: 2-Nov-2020 7:30 PM

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