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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 Not Available Chance of Exceeding Levels During Entire Period Not Available Short-term Probabilistic Guidance (Experimental)

For official forecast click here

Experimental Short Range Forecast Uncertainty (AHPS) - External Links: Product Description Document | Customer Survey

About this graph

Forecasts for the Williams River near Rockingham are issued as needed during times of high water, but are not routinely available.

Return to Area Map

Zoom Level:16

Flood Categories (in feet)

Major Flood Stage:	15
Moderate Flood Stage:	12
Flood Stage:	8
Action Stage:	6
Low Stage (in feet):	-9999

Historic Crests
(1) 17.94 ft on 08/28/2011
(2) 9.98 ft on 03/29/1993
(3) 9.87 ft on 07/28/2014
(4) 9.69 ft on 04/03/2005
(5) 9.54 ft on 05/14/2006
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 9.04 ft on 12/23/2022 (P)
(2) 9.45 ft on 12/25/2020 (P)
(3) 8.18 ft on 04/15/2019 (P)
(4) 8.50 ft on 10/30/2017
(5) 8.13 ft on 06/07/2017
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.

Other Real-time and/or Archive Data Sources:

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

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
Albany Weather Forecast Office
251 Fuller Road Suite B300
Albany, NY 12203-3650
(518) 435-9580
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Page last modified: 2-Nov-2020 7:30 PM

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