NOAA's National Centers for Environmental Information (NCEI) is responsible for preserving, monitoring, assessing, and providing public access to the Nation's treasure of climate and historical weather data and information. Learn more about NCEI »
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September 2015 U.S. Climate Report The September 2015 contiguous U.S. average temperature was 68.5°F, 3.7°F above the 20th century average. -
U.S. Drought Monitor Update for October 6, 2015 According to the October 6 U.S. Drought Monitor, moderate to exceptional drought covers 31.6% of the contiguous U.S. -
August 2015 Global Climate Report The globally averaged temperature over land and ocean surfaces for August 2015 was the warmest August on record. -
Multi-Century Evaluation of Sierra Nevada Snowpack Paleoclimate records reveal the unprecedented nature of the 2015 Sierra Nevada snowpack low. -
New Climate-Observing Stations in Alaska Our U.S. Climate Reference Network Program has installed two new climate-observing stations in Alaska.
Highlights
View a complete listing of the upcoming products and services.
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State of the Climate in 2014 Report Released
We’re announcing the release of the State of the Climate in 2014 report, an assessment of the world’s climate system.
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2014 Products and Services Guide Available Online
The 2014 Products and Services Guide provides an overview of the wide range of products and services we offer. A free PDF copy of the guide is available for download.
Newsroom
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A new technical report compares U.S. climate model simulations and reaffirms findings of the Third National Climate Assessment.
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Participants from the NASA DEVELOP National Program created a climatology of precipitation patterns using the PERSIANN Climate Data Record.
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By harnessing the enthusiasm of people around the world, citizen science is advancing our understanding of weather, climate, and geophysics.
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Meteorologists and climatologists define seasons differently from “regular” or astronomical spring, summer, fall, and winter.
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An updated search and data access application for marine observations is now available for beta testing in our Climate Data Online system.
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