National Weather Service

International Activities Office

Promotes the international interests of the U.S. meteorologic and hydrologic communities, improving the levels of science, technology, operations, and services worldwide

http://www.nws.noaa.gov/iao/site/iao_home_ie.htm

Office of Science and Technology

Plans, develops, demonstrates, and integrates scientific techniques and system capabilities in response to service requirements of NWS warning and forecast operations at field offices and national centers

http://www.nws.noaa.gov/ost/

Develops and implements scientific techniques into NWS operations

http://www.nws.noaa.gov/mdl/

Office of Hydrologic Development

Identifies requirements for the development, testing, and support of hydrologic forecast algorithms/tools and hydrologic data to improve efficiency and effectiveness of NWS hydrologic operations and services

http://www.nws.noaa.gov/oh/

Conducts studies, investigations, and analyses leading to the application of new scientific and computer technologies for hydrologic forecasting and related water resource problems

http://www.nws.noaa.gov/oh/hrl/

Office of Climate, Water, and Weather Services

Oversees delivery of hydrometeorological and climate services and the design and implementation of future products and services

http://www.nws.noaa.gov/om/

Oversees NWS meteorological warning and forecast operation plans, policies, and procedures

http://www.nws.noaa.gov/om/msd/index.shtml

Oversees NWS hydrologic warning and forecast operation plans, policies, and procedures

http://www.nws.noaa.gov/om/water/index.shtml

Oversees NWS climate prediction operations plans, policies, and procedures

http://www.nws.noaa.gov/om/csd/index.shtml

Oversees plans, policies, and procedures for observing systems critical to NWS operations

http://www.nws.noaa.gov/om/osd/index.shtml

Office of Operational Systems

Manages operational weather systems and provides system engineering, software management, facilities engineering services, communications, and logistical services

http://www.nws.noaa.gov/oos/index.html

Develops maintenance, logistics, acquisition, engineering, configuration management and safety/environmental compliance policies, procedures, and directives for NWS systems

http://www.ops1.nws.noaa.gov

Manages the development, operations, and maintenance of the national data buoy network

http://seaboard.ndbc.noaa.gov/

National Centers for Environmental Prediction

Develop, produce, and process meteorological, short-term climate, and oceanographic guidance forecast and enhanced forecast and warning products

http://www.ncep.noaa.gov

Improves numerical weather, marine, and climate predictions at NCEP through a broad program of research in data assimilation and modeling

http://www.emc.ncep.noaa.gov

Provides basic hydrometeorological analyses and forecasts for NWS field offices and other meteorological interests

http://www.hpc.ncep.noaa.gov

Originates and issues marine warnings and forecasts, continually monitors and analyzes maritime data, and provides guidance on marine atmospheric variables

http://www.opc.ncep.noaa.gov

Provides climate services consisting of operational prediction of climate variability, monitoring of the climate system and development of databases for determining current climate anomalies and trends, and assessments of the origins of major climate anomalies

http://www.cpc.ncep.noaa.gov

Enhances aviation safety by issuing accurate warnings, forecasts, and analyses of hazardous weather for aviation interests

http://aviationweather.gov

Provides timely and accurate forecasts and watches for severe thunderstorms and tornadoes over the contiguous United States

http://www.spc.noaa.gov

Issues watches, warnings, forecasts, and analyses of hazardous weather conditions in the tropics, both in domestic and international communities

http://www.nhc.noaa.gov

Regional Offices

Manage all operational and scientific meteorological and hydrologic programs of the respective field offices, and adjust plans, policies, and resources affecting these programs

http://www.nws.noaa.gov/organization.html