Rivers in Virginia

Roanoke River at Glenvar

Roanoke County, VirginiaNWS GNVV2USGS 02054530Blacksburg office

Below flood stage
2.32ftStage

Observed Tue, Sep 22, 2:15 PM EDT

Flood stage
9.00 ft
Record crest
17.73 ft1992

Open the live map with the river flood outlook

Flood stages and impacts

CategoryStage
Major flood16.00 ft
Moderate flood14.00 ft
Minor flood9.00 ft
Action7.50 ft
  1. 17.00 ftWater begins overflowing left bank in vicinity of the gage.
  2. 14.00 ftWater reaches concrete diversion wall on residential property across from the gage.
  3. 12.50 ftBohon Hollow Road bridge (Route 734) about 1 mile upstream from gage is overtopped.
  4. 11.50 ftSouthwest River Road begins to flood upstream from gage.
  5. 10.00 ftWest River Road (Route 639) about 3/4 mile upstream from gage begins to flood.
  6. 9.00 ftMinor flooding along right bank near the gage.

Crest history

58 crests on NOAA’s list since 1992.

#DateStage
1April 21, 199217.73 ft
2February 22, 200317.61 ft
3September 28, 200417.43 ft
4October 12, 201817.10 ft
5September 30, 201516.53 ft
6January 31, 201315.85 ft
7September 6, 199615.59 ft
8February 16, 202515.26 ft
9November 12, 202014.84 ft
10January 4, 199214.81 ft
11May 21, 202014.14 ft
12January 19, 199613.76 ft
13March 24, 199313.46 ft
14September 17, 201813.43 ft
15June 28, 200613.30 ft
16April 13, 202013.14 ft
17November 12, 200912.99 ft
18March 20, 199812.93 ft
19September 27, 202412.90 ft
20July 4, 201312.56 ft
21June 18, 202012.52 ft
22January 8, 199812.25 ft
23January 15, 199512.22 ft
24December 5, 200311.76 ft
25February 4, 199811.55 ft

Most recent crests

  • February 16, 2025: 15.26 ft
  • September 27, 2024: 12.90 ft
  • January 10, 2024: 8.60 ft
  • May 29, 2023: 8.80 ft
  • May 28, 2022: 7.40 ft
  • May 24, 2022: 7.85 ft
  • January 26, 2021: 8.23 ft
  • November 12, 2020: 14.84 ft
  • October 29, 2020: 8.34 ft
  • June 18, 2020: 12.52 ft

Nearby

Upstream, downstream and the gauges around this one.

What this means

Forecasts by the Southeast River Forecast Center. Forecasts are not available. Only observed stages are available for this point.

Sources

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.