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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.



Hydrograph River at a Glance Download
Potomac River at Paw Paw Stage (ft)Flow (kcfs)Observed: 3.96 ft at 11:45AM Sep 18, 2023Observed: 3.97 ft at 12:00PM Sep 18, 2023Observed: 3.97 ft at 12:15PM Sep 18, 2023Observed: 3.98 ft at 12:30PM Sep 18, 2023Observed: 3.98 ft at 12:45PM Sep 18, 2023Observed: 3.97 ft at 1:00PM Sep 18, 2023Observed: 3.98 ft at 1:15PM Sep 18, 2023Observed: 3.99 ft at 1:30PM Sep 18, 2023Observed: 3.98 ft at 1:45PM Sep 18, 2023Observed: 4 ft at 2:00PM Sep 18, 2023Observed: 3.99 ft at 2:15PM Sep 18, 2023Observed: 4 ft at 2:30PM Sep 18, 2023Observed: 4 ft at 2:32PM Sep 18, 2023Observed: 4 ft at 2:45PM Sep 18, 2023Observed: 4.01 ft at 3:00PM Sep 18, 2023Observed: 4 ft at 3:15PM Sep 18, 2023Observed: 4 ft at 3:30PM Sep 18, 2023Observed: 4.01 ft at 3:45PM Sep 18, 2023Observed: 4.01 ft at 4:00PM Sep 18, 2023Observed: 4.01 ft at 4:15PM Sep 18, 2023Observed: 4.01 ft at 4:30PM Sep 18, 2023Observed: 4.01 ft at 4:45PM Sep 18, 2023Observed: 4.01 ft at 5:00PM Sep 18, 2023Observed: 4.01 ft at 5:15PM Sep 18, 2023Observed: 4.01 ft at 5:30PM Sep 18, 2023Highest Observation: 4.02 ft at 5:45PM Sep 18, 2023Highest Observation: 4.02 ft at 6:00PM Sep 18, 2023Highest Observation: 4.02 ft at 6:15PM Sep 18, 2023Observed: 4.01 ft at 6:30PM Sep 18, 2023Observed: 4.01 ft at 6:45PM Sep 18, 2023Observed: 4.01 ft at 7:00PM Sep 18, 2023Observed: 4.01 ft at 7:15PM Sep 18, 2023Observed: 4.01 ft at 7:30PM Sep 18, 2023Observed: 4 ft at 7:45PM Sep 18, 2023Observed: 4 ft at 8:00PM Sep 18, 2023Observed: 4 ft at 8:15PM Sep 18, 2023Observed: 4 ft at 8:30PM Sep 18, 2023Observed: 4 ft at 8:45PM Sep 18, 2023Observed: 4 ft at 9:00PM Sep 18, 2023Observed: 4 ft at 9:15PM Sep 18, 2023Observed: 4 ft at 9:30PM Sep 18, 2023Observed: 3.99 ft at 9:45PM Sep 18, 2023Observed: 3.99 ft at 10:00PM Sep 18, 2023Observed: 3.99 ft at 10:15PM Sep 18, 2023Observed: 3.99 ft at 10:30PM Sep 18, 2023Observed: 3.99 ft at 10:45PM Sep 18, 2023Observed: 3.99 ft at 11:00PM Sep 18, 2023Observed: 3.98 ft at 11:15PM Sep 18, 2023Observed: 3.99 ft at 11:30PM Sep 18, 2023Observed: 3.98 ft at 11:45PM Sep 18, 2023Observed: 3.98 ft at 12:00AM Sep 19, 2023Observed: 3.99 ft at 12:15AM Sep 19, 2023Observed: 3.99 ft at 12:30AM Sep 19, 2023Observed: 3.99 ft at 12:45AM Sep 19, 2023Observed: 3.99 ft at 1:00AM Sep 19, 2023Observed: 3.99 ft at 1:15AM Sep 19, 2023Observed: 3.98 ft at 1:30AM Sep 19, 2023Observed: 3.99 ft at 1:45AM Sep 19, 2023Observed: 3.98 ft at 2:00AM Sep 19, 2023Observed: 3.99 ft at 2:15AM Sep 19, 2023Observed: 3.98 ft at 2:30AM Sep 19, 2023Observed: 3.98 ft at 2:45AM Sep 19, 2023Observed: 3.99 ft at 3:00AM Sep 19, 2023Observed: 3.98 ft at 3:15AM Sep 19, 2023Observed: 3.98 ft at 3:30AM Sep 19, 2023Observed: 3.98 ft at 3:45AM Sep 19, 2023Observed: 3.98 ft at 4:00AM Sep 19, 2023Observed: 3.98 ft at 4:15AM Sep 19, 2023Observed: 3.97 ft at 4:30AM Sep 19, 2023Observed: 3.97 ft at 4:45AM Sep 19, 2023Observed: 3.97 ft at 5:00AM Sep 19, 2023Observed: 3.97 ft at 5:15AM Sep 19, 2023Observed: 3.96 ft at 5:30AM Sep 19, 2023Observed: 3.96 ft at 5:45AM Sep 19, 2023Observed: 3.96 ft at 6:00AM Sep 19, 2023Observed: 3.95 ft at 6:15AM Sep 19, 2023Observed: 3.95 ft at 6:30AM Sep 19, 2023Observed: 3.95 ft at 6:45AM Sep 19, 2023Observed: 3.95 ft at 6:46AM Sep 19, 2023Observed: 3.95 ft at 7:00AM Sep 19, 2023Observed: 3.94 ft at 7:15AM Sep 19, 2023Observed: 3.94 ft at 7:30AM Sep 19, 2023Observed: 3.94 ft at 7:45AM Sep 19, 2023Observed: 3.94 ft at 8:00AM Sep 19, 2023Observed: 3.94 ft at 8:15AM Sep 19, 2023Observed: 3.94 ft at 8:30AM Sep 19, 2023Observed: 3.93 ft at 8:45AM Sep 19, 2023Observed: 3.92 ft at 9:00AM Sep 19, 2023Observed: 3.91 ft at 9:15AM Sep 19, 2023Observed: 3.91 ft at 9:30AM Sep 19, 2023Observed: 3.92 ft at 9:45AM Sep 19, 2023Observed: 3.93 ft at 10:00AM Sep 19, 2023Observed: 3.92 ft at 10:15AM Sep 19, 2023Observed: 3.91 ft at 10:30AM Sep 19, 2023Observed: 3.92 ft at 10:45AM Sep 19, 2023Observed: 3.92 ft at 11:00AM Sep 19, 2023Observed: 3.91 ft at 11:15AM Sep 19, 2023Observed: 3.9 ft at 11:30AM Sep 19, 2023Observed: 3.91 ft at 11:45AM Sep 19, 2023Observed: 3.9 ft at 12:00PM Sep 19, 2023Observed: 3.9 ft at 12:15PM Sep 19, 2023Observed: 3.89 ft at 12:30PM Sep 19, 2023Observed: 3.9 ft at 12:45PM Sep 19, 2023Observed: 3.9 ft at 1:00PM Sep 19, 2023Observed: 3.9 ft at 1:15PM Sep 19, 2023Observed: 3.9 ft at 1:30PM Sep 19, 2023Observed: 3.89 ft at 1:45PM Sep 19, 2023Observed: 3.89 ft at 2:00PM Sep 19, 2023Observed: 3.88 ft at 2:15PM Sep 19, 2023Observed: 3.88 ft at 2:30PM Sep 19, 2023Observed: 3.88 ft at 2:45PM Sep 19, 2023Observed: 3.88 ft at 2:47PM Sep 19, 2023Observed: 3.88 ft at 3:00PM Sep 19, 2023Observed: 3.88 ft at 3:15PM Sep 19, 2023Observed: 3.87 ft at 3:30PM Sep 19, 2023Observed: 3.87 ft at 3:45PM Sep 19, 2023Observed: 3.87 ft at 4:00PM Sep 19, 2023Observed: 3.87 ft at 4:15PM Sep 19, 2023Observed: 3.86 ft at 4:30PM Sep 19, 2023Observed: 3.86 ft at 4:45PM Sep 19, 2023Observed: 3.85 ft at 5:00PM Sep 19, 2023Observed: 3.85 ft at 5:15PM Sep 19, 2023Observed: 3.85 ft at 5:30PM Sep 19, 2023Observed: 3.85 ft at 5:45PM Sep 19, 2023Observed: 3.84 ft at 6:00PM Sep 19, 2023Observed: 3.84 ft at 6:15PM Sep 19, 2023Observed: 3.83 ft at 6:30PM Sep 19, 2023Observed: 3.82 ft at 6:45PM Sep 19, 2023Observed: 3.82 ft at 7:00PM Sep 19, 2023Observed: 3.81 ft at 7:15PM Sep 19, 2023Observed: 3.81 ft at 7:30PM Sep 19, 2023Observed: 3.81 ft at 7:45PM Sep 19, 2023Observed: 3.8 ft at 8:00PM Sep 19, 2023Observed: 3.8 ft at 8:15PM Sep 19, 2023Observed: 3.8 ft at 8:30PM Sep 19, 2023Observed: 3.8 ft at 8:45PM Sep 19, 2023Observed: 3.8 ft at 9:00PM Sep 19, 2023Observed: 3.8 ft at 9:15PM Sep 19, 2023Observed: 3.8 ft at 9:30PM Sep 19, 2023Observed: 3.8 ft at 9:45PM Sep 19, 2023Observed: 3.79 ft at 10:00PM Sep 19, 2023Observed: 3.8 ft at 10:15PM Sep 19, 2023Observed: 3.8 ft at 10:30PM Sep 19, 2023Observed: 3.8 ft at 10:45PM Sep 19, 2023Observed: 3.8 ft at 10:47PM Sep 19, 2023Observed: 3.8 ft at 11:00PM Sep 19, 2023Observed: 3.8 ft at 11:15PM Sep 19, 2023Observed: 3.8 ft at 11:30PM Sep 19, 2023Observed: 3.8 ft at 11:45PM Sep 19, 2023Observed: 3.8 ft at 12:00AM Sep 20, 2023Observed: 3.8 ft at 12:15AM Sep 20, 2023Observed: 3.79 ft at 12:30AM Sep 20, 2023Observed: 3.8 ft at 12:45AM Sep 20, 2023Observed: 3.8 ft at 1:00AM Sep 20, 2023Observed: 3.8 ft at 1:15AM Sep 20, 2023Observed: 3.8 ft at 1:30AM Sep 20, 2023Observed: 3.8 ft at 1:45AM Sep 20, 2023Observed: 3.8 ft at 2:00AM Sep 20, 2023Observed: 3.8 ft at 2:15AM Sep 20, 2023Observed: 3.8 ft at 2:30AM Sep 20, 2023Observed: 3.8 ft at 2:45AM Sep 20, 2023Observed: 3.8 ft at 3:00AM Sep 20, 2023Observed: 3.8 ft at 3:15AM Sep 20, 2023Observed: 3.8 ft at 3:30AM Sep 20, 2023Observed: 3.8 ft at 3:45AM Sep 20, 2023Observed: 3.8 ft at 4:00AM Sep 20, 2023Observed: 3.8 ft at 4:15AM Sep 20, 2023Observed: 3.8 ft at 4:30AM Sep 20, 2023Observed: 3.8 ft at 4:45AM Sep 20, 2023Observed: 3.8 ft at 5:00AM Sep 20, 2023Observed: 3.8 ft at 5:15AM Sep 20, 2023Observed: 3.8 ft at 5:30AM Sep 20, 2023Observed: 3.8 ft at 5:45AM Sep 20, 2023Observed: 3.81 ft at 6:00AM Sep 20, 2023Observed: 3.81 ft at 6:15AM Sep 20, 2023Observed: 3.81 ft at 6:30AM Sep 20, 2023Observed: 3.8 ft at 6:45AM Sep 20, 2023Observed: 3.8 ft at 6:47AM Sep 20, 2023Observed: 3.8 ft at 7:00AM Sep 20, 2023Observed: 3.8 ft at 7:15AM Sep 20, 2023Observed: 3.8 ft at 7:30AM Sep 20, 2023Observed: 3.8 ft at 7:45AM Sep 20, 2023Observed: 3.8 ft at 8:00AM Sep 20, 2023Observed: 3.8 ft at 8:15AM Sep 20, 2023Observed: 3.8 ft at 8:30AM Sep 20, 2023Observed: 3.8 ft at 8:45AM Sep 20, 2023Observed: 3.79 ft at 9:00AM Sep 20, 2023Observed: 3.79 ft at 9:15AM Sep 20, 2023Observed: 3.79 ft at 9:30AM Sep 20, 2023Observed: 3.79 ft at 9:45AM Sep 20, 2023Observed: 3.8 ft at 10:00AM Sep 20, 2023Observed: 3.8 ft at 10:15AM Sep 20, 2023Observed: 3.79 ft at 10:30AM Sep 20, 2023Observed: 3.8 ft at 10:45AM Sep 20, 2023Observed: 3.81 ft at 11:00AM Sep 20, 2023Observed: 3.8 ft at 11:15AM Sep 20, 2023Observed: 3.8 ft at 11:30AM Sep 20, 2023Observed: 3.81 ft at 11:45AM Sep 20, 2023Observed: 3.8 ft at 12:00PM Sep 20, 2023Observed: 3.8 ft at 12:15PM Sep 20, 2023Observed: 3.8 ft at 12:30PM Sep 20, 2023Observed: 3.8 ft at 12:45PM Sep 20, 2023Observed: 3.81 ft at 1:00PM Sep 20, 2023Observed: 3.81 ft at 1:15PM Sep 20, 2023Observed: 3.82 ft at 1:30PM Sep 20, 2023Observed: 3.82 ft at 1:45PM Sep 20, 2023Observed: 3.83 ft at 2:00PM Sep 20, 2023Observed: 3.83 ft at 2:15PM Sep 20, 2023Observed: 3.83 ft at 2:30PM Sep 20, 2023Observed: 3.83 ft at 2:45PM Sep 20, 2023Observed: 3.83 ft at 2:46PM Sep 20, 2023Observed: 3.84 ft at 3:00PM Sep 20, 2023Observed: 3.83 ft at 3:15PM Sep 20, 2023Observed: 3.84 ft at 3:30PM Sep 20, 2023Observed: 3.85 ft at 3:45PM Sep 20, 2023Observed: 3.86 ft at 4:00PM Sep 20, 2023Observed: 3.86 ft at 4:15PM Sep 20, 2023Observed: 3.86 ft at 4:30PM Sep 20, 2023Observed: 3.87 ft at 4:45PM Sep 20, 2023Observed: 3.87 ft at 5:00PM Sep 20, 2023Observed: 3.89 ft at 5:15PM Sep 20, 2023Observed: 3.89 ft at 5:30PM Sep 20, 2023Observed: 3.91 ft at 5:45PM Sep 20, 2023Observed: 3.91 ft at 6:00PM Sep 20, 2023Observed: 3.91 ft at 6:15PM Sep 20, 2023Observed: 3.91 ft at 6:30PM Sep 20, 2023Observed: 3.91 ft at 6:45PM Sep 20, 2023Observed: 3.93 ft at 7:00PM Sep 20, 2023Observed: 3.92 ft at 7:15PM Sep 20, 2023Observed: 3.93 ft at 7:30PM Sep 20, 2023Observed: 3.93 ft at 7:45PM Sep 20, 2023Observed: 3.93 ft at 8:00PM Sep 20, 2023Observed: 3.93 ft at 8:15PM Sep 20, 2023Observed: 3.94 ft at 8:30PM Sep 20, 2023Observed: 3.94 ft at 8:45PM Sep 20, 2023Observed: 3.95 ft at 9:00PM Sep 20, 2023Observed: 3.95 ft at 9:15PM Sep 20, 2023Observed: 3.95 ft at 9:30PM Sep 20, 2023Observed: 3.95 ft at 9:45PM Sep 20, 2023Observed: 3.96 ft at 10:00PM Sep 20, 2023Observed: 3.96 ft at 10:15PM Sep 20, 2023Observed: 3.96 ft at 10:30PM Sep 20, 2023Observed: 3.97 ft at 10:45PM Sep 20, 2023Observed: 3.97 ft at 10:47PM Sep 20, 2023Observed: 3.97 ft at 11:00PM Sep 20, 2023Observed: 3.97 ft at 11:15PM Sep 20, 2023Observed: 3.97 ft at 11:30PM Sep 20, 2023Observed: 3.97 ft at 11:45PM Sep 20, 2023Observed: 3.97 ft at 12:00AM Sep 21, 2023Observed: 3.98 ft at 12:15AM Sep 21, 2023Observed: 3.98 ft at 12:30AM Sep 21, 2023Observed: 3.98 ft at 12:45AM Sep 21, 2023Observed: 3.98 ft at 1:00AM Sep 21, 2023Observed: 3.98 ft at 1:15AM Sep 21, 2023Observed: 3.98 ft at 1:30AM Sep 21, 2023Observed: 3.98 ft at 1:45AM Sep 21, 2023Observed: 3.98 ft at 2:00AM Sep 21, 2023Observed: 3.98 ft at 2:15AM Sep 21, 2023Observed: 3.98 ft at 2:30AM Sep 21, 2023Observed: 3.98 ft at 2:45AM Sep 21, 2023Observed: 3.98 ft at 3:00AM Sep 21, 2023Observed: 3.98 ft at 3:15AM Sep 21, 2023Observed: 3.98 ft at 3:30AM Sep 21, 2023Observed: 3.98 ft at 3:45AM Sep 21, 2023Observed: 3.98 ft at 4:00AM Sep 21, 2023Observed: 3.98 ft at 4:15AM Sep 21, 2023Observed: 3.98 ft at 4:30AM Sep 21, 2023Observed: 3.98 ft at 4:45AM Sep 21, 2023Observed: 3.98 ft at 5:00AM Sep 21, 2023Observed: 3.98 ft at 5:15AM Sep 21, 2023Observed: 3.98 ft at 5:30AM Sep 21, 2023Observed: 3.98 ft at 5:45AM Sep 21, 2023Observed: 3.98 ft at 6:00AM Sep 21, 2023Observed: 3.98 ft at 6:15AM Sep 21, 2023Observed: 3.98 ft at 6:30AM Sep 21, 2023Observed: 3.98 ft at 6:45AM Sep 21, 2023Observed: 3.98 ft at 6:47AM Sep 21, 2023Observed: 3.98 ft at 7:00AM Sep 21, 2023Observed: 3.98 ft at 7:15AM Sep 21, 2023Observed: 3.98 ft at 7:30AM Sep 21, 2023Observed: 3.97 ft at 7:45AM Sep 21, 2023Observed: 3.97 ft at 8:00AM Sep 21, 2023Observed: 3.97 ft at 8:15AM Sep 21, 2023Observed: 3.97 ft at 8:30AM Sep 21, 2023Observed: 3.97 ft at 8:45AM Sep 21, 2023Observed: 3.97 ft at 9:00AM Sep 21, 2023Observed: 3.96 ft at 9:15AM Sep 21, 2023Observed: 3.96 ft at 9:30AM Sep 21, 2023Observed: 3.96 ft at 9:45AM Sep 21, 2023Observed: 3.97 ft at 10:00AM Sep 21, 2023Observed: 3.97 ft at 10:15AM Sep 21, 2023Observed: 3.96 ft at 10:30AM Sep 21, 2023Observed: 3.95 ft at 10:45AM Sep 21, 2023Observed: 3.96 ft at 11:00AM Sep 21, 2023Observed: 3.96 ft at 11:15AM Sep 21, 2023Observed: 3.96 ft at 11:30AM Sep 21, 2023Observed: 3.96 ft at 11:45AM Sep 21, 2023Observed: 3.95 ft at 12:00PM Sep 21, 2023Observed: 3.96 ft at 12:15PM Sep 21, 2023Observed: 3.96 ft at 12:30PM Sep 21, 2023Observed: 3.96 ft at 12:45PM Sep 21, 2023Observed: 3.97 ft at 1:00PM Sep 21, 2023Observed: 3.96 ft at 1:15PM Sep 21, 2023Observed: 3.96 ft at 1:30PM Sep 21, 2023Observed: 3.97 ft at 1:45PM Sep 21, 2023Observed: 3.97 ft at 2:00PM Sep 21, 2023Observed: 3.96 ft at 2:15PM Sep 21, 2023Observed: 3.96 ft at 2:30PM Sep 21, 2023Observed: 3.96 ft at 2:45PM Sep 21, 2023Observed: 3.96 ft at 2:46PM Sep 21, 2023Observed: 3.96 ft at 3:00PM Sep 21, 2023Observed: 3.96 ft at 3:15PM Sep 21, 2023Observed: 3.96 ft at 3:30PM Sep 21, 2023Observed: 3.96 ft at 3:45PM Sep 21, 2023Observed: 3.95 ft at 4:00PM Sep 21, 2023Observed: 3.95 ft at 4:15PM Sep 21, 2023Observed: 3.95 ft at 4:30PM Sep 21, 2023Observed: 3.94 ft at 4:45PM Sep 21, 2023Observed: 3.94 ft at 5:00PM Sep 21, 2023Observed: 3.94 ft at 5:15PM Sep 21, 2023Observed: 3.94 ft at 5:30PM Sep 21, 2023Observed: 3.94 ft at 5:45PM Sep 21, 2023Observed: 3.94 ft at 6:00PM Sep 21, 2023Observed: 3.93 ft at 6:15PM Sep 21, 2023Observed: 3.92 ft at 6:30PM Sep 21, 2023Observed: 3.92 ft at 6:45PM Sep 21, 2023Observed: 3.91 ft at 7:00PM Sep 21, 2023Observed: 3.91 ft at 7:15PM Sep 21, 2023Observed: 3.9 ft at 7:30PM Sep 21, 2023Observed: 3.91 ft at 7:45PM Sep 21, 2023Observed: 3.9 ft at 8:00PM Sep 21, 2023Observed: 3.9 ft at 8:15PM Sep 21, 2023Observed: 3.9 ft at 8:30PM Sep 21, 2023Observed: 3.89 ft at 8:45PM Sep 21, 2023Observed: 3.89 ft at 9:00PM Sep 21, 2023Observed: 3.89 ft at 9:15PM Sep 21, 2023Observed: 3.89 ft at 9:30PM Sep 21, 2023Observed: 3.89 ft at 9:45PM Sep 21, 2023Observed: 3.89 ft at 10:00PM Sep 21, 2023Observed: 3.89 ft at 10:15PM Sep 21, 2023Observed: 3.89 ft at 10:30PM Sep 21, 2023Observed: 3.88 ft at 10:45PM Sep 21, 2023Observed: 3.88 ft at 10:46PM Sep 21, 2023Observed: 3.89 ft at 11:00PM Sep 21, 2023Observed: 3.89 ft at 11:15PM Sep 21, 2023Observed: 3.88 ft at 11:30PM Sep 21, 2023Observed: 3.88 ft at 11:45PM Sep 21, 2023Observed: 3.88 ft at 12:00AM Sep 22, 2023Observed: 3.88 ft at 12:15AM Sep 22, 2023Observed: 3.88 ft at 12:30AM Sep 22, 2023Observed: 3.88 ft at 12:45AM Sep 22, 2023Observed: 3.88 ft at 1:00AM Sep 22, 2023Observed: 3.87 ft at 1:15AM Sep 22, 2023Observed: 3.88 ft at 1:30AM Sep 22, 2023Observed: 3.87 ft at 1:45AM Sep 22, 2023Observed: 3.87 ft at 2:00AM Sep 22, 2023Observed: 3.87 ft at 2:15AM Sep 22, 2023Observed: 3.87 ft at 2:30AM Sep 22, 2023Observed: 3.87 ft at 2:45AM Sep 22, 2023Observed: 3.87 ft at 3:00AM Sep 22, 2023Observed: 3.86 ft at 3:15AM Sep 22, 2023Observed: 3.87 ft at 3:30AM Sep 22, 2023Observed: 3.86 ft at 3:45AM Sep 22, 2023Observed: 3.86 ft at 4:00AM Sep 22, 2023Observed: 3.86 ft at 4:15AM Sep 22, 2023Observed: 3.86 ft at 4:30AM Sep 22, 2023Observed: 3.85 ft at 4:45AM Sep 22, 2023Observed: 3.85 ft at 5:00AM Sep 22, 2023Observed: 3.85 ft at 5:15AM Sep 22, 2023Observed: 3.85 ft at 5:30AM Sep 22, 2023Observed: 3.84 ft at 5:45AM Sep 22, 2023Observed: 3.84 ft at 6:00AM Sep 22, 2023Observed: 3.84 ft at 6:15AM Sep 22, 2023Observed: 3.84 ft at 6:30AM Sep 22, 2023Observed: 3.84 ft at 6:45AM Sep 22, 2023Observed: 3.84 ft at 7:00AM Sep 22, 2023Observed: 3.84 ft at 7:15AM Sep 22, 2023Observed: 3.84 ft at 7:30AM Sep 22, 2023Observed: 3.83 ft at 7:45AM Sep 22, 2023Observed: 3.83 ft at 8:00AM Sep 22, 2023Observed: 3.84 ft at 8:15AM Sep 22, 2023Observed: 3.84 ft at 8:30AM Sep 22, 2023Observed: 3.82 ft at 8:45AM Sep 22, 2023Observed: 3.83 ft at 9:00AM Sep 22, 2023Observed: 3.82 ft at 9:15AM Sep 22, 2023Observed: 3.81 ft at 9:30AM Sep 22, 2023Observed: 3.82 ft at 9:45AM Sep 22, 2023Observed: 3.82 ft at 10:00AM Sep 22, 2023Observed: 3.82 ft at 10:15AM Sep 22, 2023Observed: 3.81 ft at 10:30AM Sep 22, 2023Observed: 3.81 ft at 10:45AM Sep 22, 2023Observed: 3.82 ft at 11:00AM Sep 22, 2023Observed: 3.81 ft at 11:15AM Sep 22, 2023Observed: 3.82 ft at 11:30AM Sep 22, 2023Observed: 3.82 ft at 11:45AM Sep 22, 2023Observed: 3.82 ft at 12:00PM Sep 22, 2023Observed: 3.82 ft at 12:15PM Sep 22, 2023Observed: 3.81 ft at 12:30PM Sep 22, 2023Observed: 3.82 ft at 12:45PM Sep 22, 2023Observed: 3.81 ft at 1:00PM Sep 22, 2023Observed: 3.81 ft at 1:15PM Sep 22, 2023Observed: 3.81 ft at 1:30PM Sep 22, 2023Observed: 3.82 ft at 1:45PM Sep 22, 2023Observed: 3.81 ft at 2:00PM Sep 22, 2023Observed: 3.8 ft at 2:15PM Sep 22, 2023Observed: 3.81 ft at 2:30PM Sep 22, 2023Observed: 3.8 ft at 2:45PM Sep 22, 2023Observed: 3.81 ft at 3:00PM Sep 22, 2023Observed: 3.81 ft at 3:02PM Sep 22, 2023Observed: 3.8 ft at 3:15PM Sep 22, 2023Observed: 3.8 ft at 3:30PM Sep 22, 2023Observed: 3.8 ft at 3:45PM Sep 22, 2023Observed: 3.79 ft at 4:00PM Sep 22, 2023Observed: 3.79 ft at 4:15PM Sep 22, 2023Observed: 3.79 ft at 4:30PM Sep 22, 2023Observed: 3.8 ft at 4:45PM Sep 22, 2023Observed: 3.79 ft at 5:00PM Sep 22, 2023Observed: 3.78 ft at 5:15PM Sep 22, 2023Observed: 3.78 ft at 5:30PM Sep 22, 2023Observed: 3.78 ft at 5:45PM Sep 22, 2023Observed: 3.78 ft at 6:00PM Sep 22, 2023Observed: 3.77 ft at 6:15PM Sep 22, 2023Observed: 3.77 ft at 6:30PM Sep 22, 2023Observed: 3.77 ft at 6:45PM Sep 22, 2023Observed: 3.77 ft at 7:00PM Sep 22, 2023Observed: 3.77 ft at 7:15PM Sep 22, 2023Observed: 3.76 ft at 7:30PM Sep 22, 2023Observed: 3.75 ft at 7:45PM Sep 22, 2023Observed: 3.76 ft at 8:00PM Sep 22, 2023Observed: 3.75 ft at 8:15PM Sep 22, 2023Observed: 3.75 ft at 8:30PM Sep 22, 2023Observed: 3.75 ft at 8:45PM Sep 22, 2023Observed: 3.75 ft at 9:00PM Sep 22, 2023Observed: 3.75 ft at 9:15PM Sep 22, 2023Observed: 3.75 ft at 9:30PM Sep 22, 2023Observed: 3.74 ft at 9:45PM Sep 22, 2023Observed: 3.75 ft at 10:00PM Sep 22, 2023Observed: 3.75 ft at 10:15PM Sep 22, 2023Observed: 3.75 ft at 11:02PM Sep 22, 2023Observed: 3.74 ft at 11:30PM Sep 22, 2023Observed: 3.74 ft at 11:45PM Sep 22, 2023Observed: 3.73 ft at 12:00AM Sep 23, 2023Observed: 3.73 ft at 12:15AM Sep 23, 2023Observed: 3.73 ft at 12:30AM Sep 23, 2023Observed: 3.73 ft at 12:45AM Sep 23, 2023Observed: 3.73 ft at 1:00AM Sep 23, 2023Observed: 3.73 ft at 1:15AM Sep 23, 2023Observed: 3.73 ft at 1:30AM Sep 23, 2023Observed: 3.73 ft at 1:45AM Sep 23, 2023Observed: 3.73 ft at 2:00AM Sep 23, 2023Observed: 3.73 ft at 2:15AM Sep 23, 2023Observed: 3.73 ft at 2:30AM Sep 23, 2023Observed: 3.73 ft at 2:45AM Sep 23, 2023Observed: 3.73 ft at 3:00AM Sep 23, 2023Observed: 3.72 ft at 3:15AM Sep 23, 2023Observed: 3.73 ft at 3:30AM Sep 23, 2023Observed: 3.73 ft at 3:45AM Sep 23, 2023Observed: 3.72 ft at 4:00AM Sep 23, 2023Observed: 3.72 ft at 4:15AM Sep 23, 2023Observed: 3.72 ft at 4:30AM Sep 23, 2023Observed: 3.73 ft at 4:45AM Sep 23, 2023Observed: 3.73 ft at 5:00AM Sep 23, 2023Observed: 3.73 ft at 5:15AM Sep 23, 2023Observed: 3.73 ft at 5:30AM Sep 23, 2023Observed: 3.74 ft at 5:45AM Sep 23, 2023Observed: 3.74 ft at 6:00AM Sep 23, 2023Observed: 3.74 ft at 6:15AM Sep 23, 2023Observed: 3.73 ft at 6:30AM Sep 23, 2023Observed: 3.74 ft at 6:45AM Sep 23, 2023Observed: 3.74 ft at 7:00AM Sep 23, 2023Observed: 3.74 ft at 7:02AM Sep 23, 2023Observed: 3.74 ft at 7:15AM Sep 23, 2023Observed: 3.74 ft at 7:30AM Sep 23, 2023Observed: 3.74 ft at 7:45AM Sep 23, 2023Observed: 3.74 ft at 8:00AM Sep 23, 2023Observed: 3.74 ft at 8:15AM Sep 23, 2023Observed: 3.74 ft at 8:30AM Sep 23, 2023Observed: 3.74 ft at 8:45AM Sep 23, 2023Observed: 3.74 ft at 9:00AM Sep 23, 2023Observed: 3.74 ft at 9:15AM Sep 23, 2023Observed: 3.75 ft at 9:30AM Sep 23, 2023Observed: 3.75 ft at 9:45AM Sep 23, 2023Observed: 3.74 ft at 10:00AM Sep 23, 2023Observed: 3.74 ft at 10:15AM Sep 23, 2023Observed: 3.74 ft at 10:30AM Sep 23, 2023Observed: 3.73 ft at 10:45AM Sep 23, 2023Observed: 3.74 ft at 11:00AM Sep 23, 2023Observed: 3.73 ft at 11:15AM Sep 23, 2023Forecast: 3.7 ft 2:00PM Sep 23, 2023Forecast: 3.8 ft 8:00PM Sep 23, 2023Forecast: 4 ft 2:00AM Sep 24, 2023Forecast: 4.3 ft 8:00AM Sep 24, 2023Forecast: 5.1 ft 2:00PM Sep 24, 2023Forecast: 5.9 ft 8:00PM Sep 24, 2023Highest Forecast: 6 ft 2:00AM Sep 25, 2023Forecast: 5.9 ft 8:00AM Sep 25, 2023Forecast: 5.6 ft 2:00PM Sep 25, 2023Forecast: 5.2 ft 8:00PM Sep 25, 2023Forecast: 5 ft 2:00AM Sep 26, 2023Forecast: 5.2 ft 8:00AM Sep 26, 2023USGS--Water Resources of the United StatesPAWW2(plotting HGIRG) Graph Created (11:41AM Sep 23, 2023)ObservedForecast (issued 9:37AM Sep 23)Latest observed value: 3.73 ft at 11:15 AM EDT 23-Sep-2023. Flood Stage is 25 ft
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Tabular Data (UTC)
Tabular Data (EDT)
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Datum: Not Available
Metadata
NOTE: Forecasts for the Potomac River at Paw Paw are issued routinely year-round.
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Downstream Gauge Downstream Gauge - at Hancock
Flood Categories (in feet)
Major Flood Stage: 37
Moderate Flood Stage: 30
Flood Stage: 25
Action Stage: 22.5
Low Stage (in feet): -9999

Historic Crests
(1) 54.00 ft on 03/18/1936
(2) 53.58 ft on 11/05/1985
(3) 45.00 ft on 06/01/1889
(4) 45.00 ft on 11/24/1877
(5) 43.50 ft on 03/29/1924
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 25.33 ft on 12/16/2018
(2) 25.90 ft on 09/28/2018
(3) 25.24 ft on 06/03/2018
(4) 28.67 ft on 05/19/2011
(5) 24.81 ft on 03/11/2011
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
(1) 2.98 ft on 09/11/1943
(2) 3.00 ft on 09/10/1966
(3) 3.02 ft on 10/29/1967
(4) 3.04 ft on 10/10/1968
(5) 3.06 ft on 09/11/1965
Show More Low Water Records
Zoom Level:13
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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
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62 Water covers the bridge over the Potomac at the state line in Paw Paw.
50 Homes in Paw Paw begin to flood.
46 Water approaches the intersection of West Virginia Route 9 and Winchester Street in Paw Paw.
40 The right bank of the river floods extensive sections of the town of Paw Paw, north of the B&O Railroad. The towpath of the C&O Canal also begins to flood.
37 Floodwaters cover both West Virginia Route 9 and Maryland Route 51. Businesses in the town of Paw Paw begin to flood.
34 Water reaches the settling pond next to Paw Paw Park.
30 Paw Paw Tunnel Campground begins to flood.
26 Water covers an access road on the West Virginia side.
25 A parking area adjacent to the highway bridge begins to flood. The roadway to the C&O Canal parking area floods, as does the lowest end of the Purslane Run hiker/biker area.
22.5 Water reaches the top of the boat ramp in Paw Paw Festival Park.
11 The river reaches danger level for boaters as defined by the State of Maryland. At danger level, conditions are considered extremely hazardous.
5 The river reaches caution level for boaters as defined by the State of Maryland. Fast moving water and current changes can be expected.
Photos
(1) At Wellhouse Looking from MD into WV
About This Location Collapse

Latitude: 39.538889° N, Longitude: 78.456389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 25 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 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 487.884 ft 512.884 ft 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:
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
10 Day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

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.
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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
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(571) 888-3500
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