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166 total gauges
No locations with 70% or greater
flood forecast guidance.

Gauges Above Moderate Flood Stage0 Gauges: ≥ 90% FFG
Action Gauges0 Gauges: ≥ 70% FFG
Normal Gauges105 Gauges: < 70% FFG
No Flash Flood Guidance Available28 Gauges: No Flash Flood Guidance Available
Gauges with Data older than 24 hours29 Gauges: Observations older than 24 hours
Gauges out of service4 Gauges: Out of Service

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Last map update:
03/28/2017 at 08:01:44 am EDT
03/28/2017 at 12:01:44 UTC
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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.

National Weather Service
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(703) 996-2200
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Page last modified: 21-Dec-2016 10:42 PM
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