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National Centers for Environmental Information

NOAA's National Centers for Environmental Information (NCEI) hosts and provides public access to one of the most significant archives for environmental data on Earth. We provide over 37 petabytes of comprehensive atmospheric, coastal, oceanic, and geophysical data.

Photo of sun over Prince William Sound

April 19, 2021

NOAA contributes to an international effort to offer a collection of historical climate data for global uses.

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April 20, 2021

NCEI returns to the annual regional science festival virtually.

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Photo of bicyclist in Colorado

April 14, 2017

Find simple ways to become a citizen scientist with NCEI.

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Picture of downtown Scottsdale, AZ

April 8, 2021

During March, the average contiguous U.S. temperature was 45.5°F, 4.0°F above the 20th-century average.

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NCEI maintains one of the most significant archives on Earth, with comprehensive oceanic, atmospheric, and geophysical data. We archive over 229 terabytes of data each month from over 130 observing platforms.

How to Archive


NCEI provides access to an extensive archive of environmental data through several platforms. We deliver the climate, coastal, oceanographic, and geophysical data you need in a variety of formats.

How to Access