About NESDIS

National Environmental Satellite, Data, and Information Service


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Mission

Two Orbits, One MissionThe National Environmental Satellite, Data, and Information Service (NESDIS) is dedicated to providing timely access to global environmental data from satellites and other sources to promote, protect, and enhance the Nation's economy, security, environment, and quality of life. To fulfill its responsibilities, NESDIS-informally known as the NOAA Satellite and Information Service-acquires and manages the Nation's operational environmental satellites, operates the NOAA National Data Centers, provides data and information services including Earth system monitoring, performs official assessments of the environment, and conducts related research.

NESDIS environmental satellite observations provide important contributions to U.S. national security by providing military users with real-time and near-real-time observations for their aircraft, ships, ground forces, and facilities worldwide.

NESDIS also contributes to the national economy by providing environmental data that support resource management in areas such as energy, water, global food supplies, and other economic and environmental resources.

Vision

Our vision is to be the world's most comprehensive source and recognized authority for satellite products, environmental information, and official assessments of the environment in support of societal and economic decisions. To achieve our vision, we collaborate with other agencies and organizations to describe changes to our climate and the implications of those changes. We continue to lead the effort with other agencies and countries in establishing a global observing system to meet the world's information needs for weather, climate, oceans, and disasters and developing a skilled, energetic, and dedicated workforce through training, motivation, and teamwork.

NESDIS Mission/Vision One-Page Information Sheet NESDIS Mission/Vision One-Page Information Sheet

Two Orbits, One Mission

Two Orbits, One MissionNOAA maintains two primary constellations of environmental satellites: polar- orbiting and geostationary satellites. These are part of NOAA's integrated observing system, which includes satellites, radars, surface automated weather stations, weather balloons, sounders, buoys, instrumented aircraft, and other sensors, along with the data management infrastructure needed for this system. This integrated system is the foundation upon which NOAA works towards achieving our four main goals-a weather-ready Nation, climate adaptation and mitigation, healthy oceans, and resilient coastal communities and ecosystems. Watch visualization of POES/GOES orbits

Two Orbits, One Mission Information Sheet

Supporting NOAA's Mission

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NOAA's Mission:

  • Science, Service, and Stewardship.
  • To understand and predict changes in climate, weather, oceans, and coasts
  • To share that knowledge and information with others, and 
  • To conserve and manage coastal and marine ecosystems and resources.

NOAA's Vision of the Future:

  • Resilient Ecosystems, Communities, and Economies.
  • Healthy ecosystems, communities, and economies that are resilient in the face of change

NOAAs Goals

  • Climate Adaptation An informed society anticipating and responding to climate and its impacts
  • A Weather Ready Nation - Society is prepared for and responds to weather-related events
  • Healthy Oceans - Marine fisheries, habitats, and biodiversity sustained within healthy and productive ecosystems
  • Resilient Coastal Communities and Economies - Coastal and Great Lakes communities that are environmentally and economically sustainable

NESDIS supports NOAAs mission of Science, Service, and Stewardship through our varied programs, products and services. It is an end-to-end responsibility that underpins NOAA's value to the nation.

NOAA's environmental satellites are key tools for forecasting weather, analyzing environmental and climate phenomena, and monitoring hazards worldwide. This 24/7 global coverage provides a never-ending stream of information used in preparation for events that impact our climate, weather, oceans, and daily lives.

Our Contributions
  • Maintain reliable, uninterrupted, and high-quality observations of the Earth, oceans, and atmosphere from space.
  • Ensure continuity and scientific integrity of long-term data records of the Earth and its processes, which support key issues such as global temperature and sea level rise
  • Ensure data is readily and easily available through use of standards, metadata, and the best practices in data management.
  • Service a diverse group of users including government research, academia, industry (ex: energy, insurance sectors), legal community, educators, and general public
  • Preserve environmental information for future generations
Why are satellite-based observations key?

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  • Continuous imaging and sounding of weather in the Western Hemisphere help save lives and minimize property damage from severe weather.
  • Global imaging and sounding for medium and long-range weather forecasting and climate analysis are crucial inputs into numerical weather prediction models.
  • Satellite-based observations assist with disaster mitigation through monitoring:
    • Severe Weather
    • Precipitation
    • Fires and smoke
    • Volcano eruptions
    • Dust storms and other air quality issues
  • Satellite-based observations impact the general public and their decision making.
  • Satellite-based observations support a broad range of environmental monitoring for weather, climate, oceans, coasts, and ecosystems.

Principal Activities

We acquire and archive environmental data from satellite, land, air, and ocean-based observations from U.S. and foreign sources. The Nation's preserved environmental data is then:

  • Assembled into easy to use long-term data sets
  • Accessed by government, business, and academic users
  • Used to analyze the earth's environment - Data Center scientists impact the Intergovernmental Panel for Climate Change process, Oceans Act, and Energy Policy

We also manage the NOAA Central Library and its more than 25 NOAA libraries located across the nation.

Data Centers

NOAA provides timely access to global environmental data from satellites and other sources through its three discipline-oriented data centers. The data archives amassed by these centers provide a record of Earth's changing environment, and support numerous research and operational applications worldwide.


Satellite Programs

NOAA, in collaboration with the National Aeronautics and Space Administration (NASA) as its acquisition partner, develops, manages and operates a fleet of weather and environmental satellites providing 24-hour a day global coverage critical for making decisions affecting everything from how to dress to beat the weather to government-level approaches to addressing the impacts of climate change.



Next Generation Satellites

In addition to current satellite programs, NOAA/NASA operate two next generation satellite missions, Joint Polar Satellite System (JPSS) and Geostationary Operational Environmental Satellite-R Series (GOES-R)

NOAA Satellite Imagery and Information »

Global Data: Understanding Our World as it Changes

world map flat

Sea Level -

Ocean Depth

Ocean Depth
Using data from satellites, ships, and remotely operated vehicles (ROVs), the NGDC develops high resolution models of the ocean floor. Use the slider to reveal different depth levels in the ocean. All blue = sea level, each step is 500m below sea level. The term "bathymetry" refers to the ocean's depth relative to sea level. It is the study of the "beds" or "floors" of water bodies, including the ocean, rivers, streams and lakes.

Source: http://www.ngdc.noaa.gov/mgg/bathymetry/relief.html
National Geophysical Data Center (NGDC)

Ocean Depth
Using data from satellites, ships, and remotely operated vehicles (ROVs), the NGDC develops high resolution models of the ocean floor. Use the slider to reveal different depth levels in the ocean. All blue = sea level, each step is 500m below sea level. The term "bathymetry" refers to the ocean's depth relative to sea level. It is the study of the "beds" or "floors" of water bodies, including the ocean, rivers, streams and lakes.

Source: http://www.ngdc.noaa.gov/mgg/bathymetry/relief.html
National Geophysical Data Center (NGDC)

Ice Cover
Satellite data has allowed the tracking of sea ice extents since 1978. During the warmest years, like the winter of 2005-2006, sea ice is observed to reach a winter maximum extent that is smaller than in the years before or after. The summer minimum Arctic ice extent for 2010 was the third lowest over the period of satellite observations of the polar ice. The minimum record summer Arctic sea ice extent was in 2012. This dataset visualization shows the weekly Arctic Ice Extent for 2007.

Source: http://www.star.nesdis.noaa.gov/smcd/emb/snow/HTML/snow.htm
Center for Satellite Applications and Research (STAR)

Climatologies
This dataset visualization shows daily climatology observations for 2010-2011. Climate models use quantitative methods to simulate the interactions of the atmosphere, oceans, land surface, and ice. They are used for a variety of purposes from study of the dynamics of the weather and climate system to projections of future climate. All climate models balance, or very nearly balance, incoming energy as short wave (including visible) electromagnetic radiation to the earth with outgoing energy as long wave (infrared) electromagnetic radiation from the earth. Any unbalance results in a change in the average temperature of the earth.

Source: http://www.nodc.noaa.gov/SatelliteData/pathfinder4km/available.html
National Oceanographicl Data Center (NODC)

Vegetation Health
NOAA scientists use satellite observations of vegetation greenness to develop Vegetation Health products that can be used as proxy data for monitoring vegetation health, drought, soil saturation, moisture and thermal conditions, fire risk, greenness of vegetation cover, vegetation fraction, leave area index, start/end of the growing season, crop and pasture productivity, teleconnection with ENSO, desertification, mosquito-borne diseases, invasive species, ecological resources, land degradation, and more. This dataset visualization shows a weekly 'greenup' for 2007.

Source: http://www.star.nesdis.noaa.gov/smcd/emb/vci/VH/vh_browse.php
Center for Satellite Applications and Research (STAR)

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