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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 Shawsheen River at Wilmington are issued routinely year-round.
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Zoom Level:16
Flood Categories (in feet)
Major Flood Stage: 10
Moderate Flood Stage: 8
Flood Stage: 7
Action Stage: 5
Low Stage (in feet): -9999

Historic Crests
(1) 10.59 ft on 03/16/2010
(2) 10.49 ft on 10/22/1996
(3) 9.87 ft on 03/23/2001
(4) 9.85 ft on 01/26/1979
(5) 9.42 ft on 03/31/2010
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 7.17 ft on 01/26/2019
(2) 7.79 ft on 04/18/2018
(3) 7.25 ft on 12/11/2014
(4) 7.26 ft on 03/31/2014
(5) 7.00 ft on 03/08/2011
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
11 Flooding will affect areas along the river from Wilmington to Lawrence. Some roads will become impassable including Route 114 near the I-495 interchange. Follow the advice of local officials, and evacuate if asked to do so. Do not drive into areas where water covers the Road. Basement flooding in low lying areas is likely and valuables should be moved to higher ground.
9 Flooding will affect areas along the river from Wilmington to Lawrence. Some roads will become impassable including Route 114 near the I-495 interchange. Follow the advice of local officials, and evacuate if asked to do so. Do not drive into areas where water covers the Road. Basement flooding in low lying areas is likely and valuables should be moved to higher ground.
8 Flooding will affect low lying neighborhoods from Wilmington through Tewksbury to Lawrence. This includes a portion of Route 114 in lawrence. Areas subject to basement flooding should move valuables to higher ground.
7.5 Flood waters will inundate a portion of Route 114 in Lawrence, and also affect low lying areas from Wilmington through Lawrence.
7 Flooding will affect low lying areas along the river from Wilmington through Lawrence.

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
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Norton, MA 02766
(508) 622-3250
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Page last modified: 7-Nov-2019 3:34 PM
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