Web Portal Changes: The Advanced Hydrologic Prediction Service (AHPS) hosted at https://water.weather.gov will be replaced by the National Water Prediction Service (NWPS), with a target of March 2024. Existing AHPS content and features will be preserved and expanded within NWPS.

Experimental National Water Center Products: The National Hydrologic Discussion, Area Hydrologic Discussion, and Flood Hazard Outlook, and real-time geospatial services depicting River Forecast Center and National Water Model forecasts, continue to be accessible via https://www.weather.gov/owp/operations, as described in the StoryMap here.

Weather Forecast Office Burlington, VT

Northeast River Forecast Center

Hydrograph

River at a Glance

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Probability Information Weekly Chance of Exceeding Levels Chance of Exceeding Levels During Entire Period Short-term Probabilistic Guidance (Experimental)

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Printable Image About this graph Tabular Data (UTC) Tabular Data (EDT) Datum: NAVD88 Metadata

NOTE: Forecasts for the Missisquoi River at North Troy are issued routinely year-round.

Default Hydrograph Scale to Flood Categories   Return to Area Map

Downstream Gauge

Flood Categories (in feet) Major Flood Stage: 12 Moderate Flood Stage: 11 Flood Stage: 9 Action Stage: 8 Low Stage (in feet): -9999 Historic Crests (1) 14.72 ft on 11/01/2019 (2) 14.55 ft on 06/12/2002 (3) 13.94 ft on 08/29/2011 (4) 13.84 ft on 07/15/1997 (5) 13.21 ft on 04/18/1982 Show More Historic Crests (P): Preliminary values subject to further review. Recent Crests (1) 11.25 ft on 03/27/2021 (P) (2) 10.21 ft on 01/12/2020 (3) 14.72 ft on 11/01/2019 (4) 10.30 ft on 10/02/2019 (5) 10.21 ft on 04/20/2019 Show More Recent Crests (P): Preliminary values subject to further review. Low Water Records (1) 1.08 ft on 08/27/2012 (2) 1.10 ft on 08/12/2016 (3) 1.14 ft on 07/13/2018

Zoom Level:14 Legend FEMA Layer 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

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13	Large sections of Route 100 will be flooded from Lowell downstream to Troy. Water will approach homes along River Road and Loop Road from Westfield to North Troy. Widespread flooding of farmlands from Lowell to North Troy.
12	Substantial flooding occurs, with water over Loop Road and 3 feet of water on Route 100 between Westfield and Newport. Water will cover portions of Route 100 near Troy, and well upstream near Lowell. There will be widespread flooding of fields and farmland from Lowell downstream to North Troy.
11	Water will inundate River Road between Troy and North Troy, as well as portions of Loop Road in Westfield and Troy. Water will cover portions of Route 100 near Troy, and well upstream near Lowell. There will be widespread flooding of lowlands, fields, and pastures along the Missisquoi from Lowell to North Troy.
9	Water floods farmlands along the Missisquoi River from Lowell to North Troy. Low lying portions of Loop Road near Troy and Westfield will flood, as well as portions of River Road from Troy to North Troy.
8	Water overflows onto farm lands from Lowell downstream to North Troy.
Photos (1) Gage house front view (2) Gage house side view (3) Gage house side view with Tropical Storm Irene high water mark (4) Looking downstream from gage house (5) Looking upstream from gage house (6) The Missisquoi River at North Troy during high flow

About This Location

Latitude: 44.972778° N, Longitude: 72.385833° W, Horizontal Datum: NAD83/WGS84 River Stage Reference Frame Gauge Height Flood Stage Uses NWS stage 0 ft 9 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps Vertical Datum Elevation (gauge height = 0) Elevation (gauge height = flood stage) Elevation information source NAVD88 581.38 ft 590.38 ft Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks Other Not Available Not Available   Current/Historical Observations: U.S. Geological Survey (USGS) Data and Site Info for North Troy

Additional Information

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.

Resources

Hydrologic Resources Text Products Past Precipitation Forecast Precipitation River Forecast Centers River Stage Summary Area River Monitor Flood Damage Costs/Fatalities in the US Precipitation Frequency Information Inundation Mapping Locations Precipitation Frequencies for Northeast US

Additional Resources Area Hydrographs NWS Precipitation and River Forecasting AHPS Iframes for Developers Mobile iNWS for emergency management Monthly Hydrologic Conditions Report (NWS Form E-5) Northeast River Forecast Center Flash Flood Guidance Snow Information Flood Safety Ensemble River Forecasts Hourly Precipitation

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 Burlington Weather Forecast Office 1200 Airport Drive South Burlington, VT 05403 (802) 862-2475 Ask Questions/Webmaster Page last modified: 2-Nov-2020 7:30 PM Disclaimer Credits Glossary Privacy Policy About Us Career Opportunities