NOAA NCEI
From AltData.wiki, The Alternative Data Encyclopedia
NOAA NCEI (National Centers for Environmental Information) is a U.S. government agency that manages one of the world's largest archives of atmospheric, coastal, geophysical, and oceanic data[2]. Operated by NOAA's National Environmental Satellite, Data, and Information Service under the Department of Commerce, it provides free access to tens of thousands of environmental datasets and hundreds of derived products[1][2].
NCEI states that it archives over 229 terabytes of data each month from more than 130 observing platforms[1], and its archive held more than 60 petabytes of data as of mid-2023[2]. Its records of historical weather, climate, ocean, and geophysical conditions are widely used in insurance, agriculture, energy, and other weather-sensitive industries.
What It Does
NCEI archives environmental data collected by satellites, land-based stations, ocean buoys, ships, underwater vehicles, weather balloons, radar, forecasting and climate models, and paleoclimatological research, then makes it available to scientists, government officials, businesses, academia, and the public[2]. Beyond archiving, it develops products such as climate monitoring series and certifications of data records, and offers access through several delivery platforms[1].
Data And Methodology
The collection spans climate and weather, coasts, oceans, and geophysics, covering what NCEI describes as "the depths of the ocean to the surface of the Sun"[2]. In addition to digital holdings, a physical archive stores paper records, microfilm reels, and microfiche in climate-controlled facilities[2].
NCEI applies consistent data stewardship practices across science disciplines and works with the ISC World Data System to keep data free and accessible[2]; its own site lists World Data System membership among its services[1].
History
NCEI was created in 2015 by merging three legacy NOAA data centers: the National Climatic Data Center, the National Geophysical Data Center, and the National Oceanographic Data Center, including the National Coastal Data Development Center. It was established through the Consolidated and Further Continuing Appropriations Act, 2015, with the aim of streamlining preservation of environmental data amid growing demand[2].
The agency is headquartered in Asheville, North Carolina, with major locations in Boulder, Colorado; Silver Spring, Maryland; and Stennis Space Center, Mississippi[2]. In September 2024, flooding from Hurricane Helene damaged infrastructure at the Asheville headquarters and briefly limited network services, although archived data was confirmed safe[2].
Delivery And Pricing
Access is provided through the ncei.noaa.gov portal, which offers data search, archive submission, maps, monitoring products, and regional services; much of the core archive is free, while an online store sells selected value-added media products[1]. NCEI also manages the Regional Climate Center Program through six regional offices and publishes regular climate reports, including monthly global and U.S. temperature analyses[1][2].
Buyers And Use Cases
NCEI resources support research and commercial applications in agriculture, forestry, marine ecosystems, tourism, transportation, civil infrastructure, energy, water resources, health, insurance, litigation, and national security[2]. Documented examples include retailers analyzing weather effects on past sales, reinsurers pricing natural disaster risk, cattle ranchers using the weekly U.S. Drought Monitor, and the freight rail industry using products such as Local Climatological Data and the Global Historical Climatology Network[2].
For alternative data practitioners, NCEI's long homogeneous climate records serve as ground truth for weather-driven demand models and catastrophe risk analytics, complementing satellite sources such as NASA Earthdata.
Landscape
NCEI sits within NOAA's NESDIS alongside satellite operations, and cooperates with cooperative institutes such as CISESS, CIRES, and the Northern Gulf Institute[2]. Commercial weather and climate data vendors frequently repackage or build upon NCEI's open records, and the agency's monthly global temperature reports are a reference point for climate tracking[1].