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The Office of Hydrologic Development (OHD) enhances National Weather Service (NWS) products by:

  • infusing new hydrologic science
  • developing hydrologic techniques for operational use
  • managing hydrologic development by NWS field offices
  • providing advanced hydrologic products to meet needs identified by NWS customers

The OHD leads the following activities to accomplish its goals:

Advanced Hydrologic Prediction Service (AHPS)
blank_placeholder The Advanced Hydrologic Prediction Service (AHPS) provides new information and products provided through the infusion of new science and technology. This service improves flood warnings and water resource forecasts to meet diverse and changing customer needs.
Planning, Programming, and Coordination (PPC) Group
blank_placeholder The Office of Hydrologic Development’s Planning, Programming, and Coordination (PPC) group leads the planning, acquisition, tracking, and resource analyses for NOAA and NWS hydrology programs. PPC employees report directly to the OHD Director.
Hydrology Laboratory (HL)
Hydrology Laboratory conducts studies, investigations and analyses leading to the application of new scientific and computer technologies for hydrologic forecasting and related water resources problems. HL personnel provide training and implementation support on hydrologic forecasting techniques in support of the NWS Hydrologic Service Program.
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  • Hydrologic Software Engineering Branch (HSEB)
  • Hydrologic Science and Modeling Branch (HSMB)
  • RFC Development Management (RDM)
      blank_placeholder The RFC Development Manager in the Office of Hydrologic Development (OHD) is responsible for managing science and software development among RFCs to ensure the efficient and economical use of NWS resources to support the NWS Hydrologic Service Program.
      Community Hydrologic Prediction System (CHPS)
      blank_placeholder The Community Hydrologic Prediction System (CHPS) enables NOAA’s research and development enterprise and operational service delivery infrastructure to be integrated and leveraged with other federal water agency activities, academia, and the private sector to form the backbone of a national water information system.

    Additional Items of Interest
    OHD Strategic Science Plan
    Integrated Water Resource Science and Services (IWRSS) 1-page summary
    NWS QPF Process Assessment
    NWS Low-Water Crossing Flood Safety Video
    Moving Water: Adventure or Danger?
    Hurricane Flooding: A Deadly Inland Danger

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    US Department of Commerce
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    National Weather Service
    Office of Hydrologic Development
    1325 East West Highway
    Silver Spring, MD 20910

    Page Author: OHD webmaster
    Page last modified: April 11, 2013
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