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  NOTICE:There is a service interruption for a number of stream gauges nationwide due to the Global Positioning System (GPS) Rollover that occurred on April 6 at 23:59 GMT. The National Weather Service is working with federal, state, and local partners to ensure those affected gauges obtain the necessary updates to resume data transmission. We apologize for the service interruption and hope to have the data restored as soon as possible.

River Observations River Forecasts Long-Range Flood Risk Precipitation Download

Downloads for (Baltimore/Washington) Sterling, VA (LWX)

While the AHPS display allows for the use of interactive toggles with the image, AHPS data can also be utilized within GIS software. This page links to "Shapefiles" and "KMZ" files (generated every 15 minutes) which are compressed "KML" files compatible with several GIS software applications. A list of some of the software applications that support Shapefiles and KML can be found HERE or, visit the NWS website Standards Description Website which explains KML in more detail.

Recently, the downloadable observations and forecast files have changed. Click here to see a summary of the changes.

Observed

  • Shapefile

    • Shapefile (Observed)
      • Description: The most recent observation values from 04/23/2019 00:15 UTC.
      • Last Updated: 04/23/2019 00:15 UTC
      • Size: 184 KB
  • KMZ

    • KMZ (Observed)
      • Description: The most recent observation values from 04/23/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 31 KB

Forecast

  • Shapefile

  • KMZ

    • KMZ (Maximum Forecast 1-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/24/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 7 KB
    • KMZ (Maximum Forecast 2-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/25/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 7 KB
    • KMZ (Maximum Forecast 3-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/26/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 4-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/27/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 5-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/28/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 6-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/29/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 7-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 04/30/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 8-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/01/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 9-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/02/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 10-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/03/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 11-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/04/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 12-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/05/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 13-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/06/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast 14-Day)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/07/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 6 KB
    • KMZ (Maximum Forecast Entire Period)
      • Description: The maximum forecast values from 04/23/2019 00:07 UTC to 05/07/2019 00:07 UTC.
      • Last Updated: 04/23/2019 00:07 UTC
      • Size: 7 KB

RSS

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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: 1-Mar-2019 12:35 AM
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