A series of winter storms will impact the Midwest to Mid-Atlantic and Northeast U.S. into next week with locally heavy rain, and a combination of snow, sleet, and freezing rain. Pacific storms will continue to bring strong winds, heavy rain with a risk for flooding to northern and central California, and heavy mountain snow in the Sierras, southern Cascades, and northern Rockies through Friday. Read More >
NWS IDP Dataflow
Data Services
WIGOS IDs |
WIGOS Station Identifier (WSI) is used to register an observing station or platform in the OSCAR/Surface database. |
RWCs play a critical role in advancing the implementation of WIGOS within their Region or subregion, providing regional coordination and technical support to Members. |
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OSCAR/Surface |
OSCAR is WMO's global repository of surface and space observing system capabilities. OSCAR is a web-based tool in which metadata is registered, managed and archived. It records observing system requirements and allows critical reviews of how well actual capabilities address requirements. |
WDQMS |
Welcome to the WIGOS Data Quality Monitoring System (WDQMS) webtool. |
IWXXM Format |
IWXXM (ICAO Meteorological Information Exchange Model) is a format for reporting weather information in XML/GML. IWXXM includes XML/GML-based representations for products standardized in International Civil Aviation Organization (ICAO) Annex III and World Meteorological Organization (WMO) No.306 Manual. |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
NWS IDP Dataflow
NCO Implementation & Data Services Branch
5830 University Research Ct
College Park, MD 20740
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