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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. Through the Center for Weather and Climate and the Center for Coasts, Oceans, and Geophysics, we provide over 25 petabytes of comprehensive atmospheric, coastal, oceanic, and geophysical data.

U.S. Drought Monitor Update for March 31, 2020

According to the March 31 U.S. Drought Monitor, moderate to exceptional drought covers 12.2% of the United States including Puerto Rico.

Predicting the Future of Arctic Ice

A new paper in Climate by researchers at NOAA and its partners concludes that the Arctic may be essentially ice-free by the 2030s.

The Science, Beauty, and Mystery of Auroras

Auroras, the unusual but beautiful lights above the Northern and Southern Hemispheres, develop as a result of space weather.

Regional Climate Centers: Hubs of Local Expertise

Learn about the Regional Climate Centers that support NOAA and expand the understanding of climate and weather across the Nation.
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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 data


NCEI maintains one of the most significant archives on Earth, with comprehensive oceanic, atmospheric, and geophysical data. We archive over 26 terabytes of data each month from over 130 observing platforms.

How to archive data