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Network and Security Division

About the NSD

The Network and Security Division (NSD) provides support services on a 24-hour basis for National Weather Service (NWS)-wide local and wide area networks and high-performance computing systems. The NSB is responsible for the overall planning, design, development, implementation, and assessment of the National Weather Service (NWS) computing and communications capabilities as well as for the facilities and infrastructure that support the relevant technology. The Division provides the recommendation, formulation, and preparation of policies and procedures needed to provide system security, control, and accountability as required by DOC/NOAA and/or Federal rules and regulations.

 

The NSB supports the NWS and its National Centers the following areas:

  • One NWSnet supports a private enterprise wide-area network for NWS and NWS's federal, private, and international partners
  • Supports both the CONUS and OCONUS circuits for NEXRAD
  • Provides primary Tier 1 support for the Automated Surface Observing Systems (ASOS)
  • Supports 824 Networx dial lines and 590 commercial circuits for surface observations
  • Supports other telecommunications such as GTS, Upper Air, Marine comms, Ship reports, Lightning data, Buenos Aires comms, and Canada comms
  • The Desktop and Facilities Unit provides for individual computing and support for enterprise data and operations centers

Page last modified: 01 June 2026.