Major Flood
16 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
14 ft
Minor Flood
9 ft
Action Stage
7.5 ft
What Floods at Each Level
17 ft
Water begins overflowing left bank in vicinity of the gage.
14 ft
Water reaches concrete diversion wall on residential property across from the gage.
12.5 ft
Bohon Hollow Road bridge (Route 734) about 1 mile upstream from gage is overtopped.
11.5 ft
Southwest River Road begins to flood upstream from gage.
10 ft
West River Road (Route 639) about 3/4 mile upstream from gage begins to flood.
9 ft
Minor flooding along right bank near the gage.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Apr 21, 1992 | 17.73 ft | 19,800 cfs |
| Feb 21, 2003 | 17.61 ft | 19,600 cfs |
| Sep 27, 2004 | 17.43 ft | 19,200 cfs |
About This Gauge
Get Flood Alerts for Roanoke River
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Roanoke River at Glenvar?
The Roanoke River at Glenvar gauge is maintained by USGS (site 02054530) and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Roanoke River at Glenvar?
The NWS-defined flood stage for Roanoke River at Glenvar is 9 feet. Action stage begins at 7.5 feet. Moderate flooding starts at 14 feet, and major flooding at 16 feet.
How do I get alerts when Roanoke River rises?
Download StormCast free on Google Play, go to River Gauges, and add Roanoke River at Glenvar to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Roanoke River at Glenvar gauge located?
The gauge is located in Roanoke County, Virginia at coordinates 37.2678°N, 80.1394°W. USGS site number: 02054530. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey