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
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.
National Weather Service
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216 Ask Questions/Webmaster
Page last modified: 2-Nov-2020 7:30 PM