The National Weather Service (NWS) will begin replacing its current system of weather radars with Next Generation Weather Radars (NEXRAD) in late 1990. Presented is an overview of previous and current systems, and the replacement NEXRAD Information Dissemination Service (NIDS), for the dissemination of radar products to government and private users. The NIDS will be implemented and operated for the NWS by private sector data providers under a memorandum of agreement. The requirements of the NIDS, the suite of products to be provided, and its implementation milestones are described.

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