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Federal
Collection Highway Performance Monitoring System (HPMS)
Department of Transportation —
HPMS compiles data on highway network extent, use, condition, and performance. The system consists of a geospatially-enabled database that is used to generate reports... -
Federal
Global Historical Climatology Network - Monthly (GHCN-M), Version 3
National Oceanic and Atmospheric Administration, Department of Commerce —
Please note, GHCN-Monthly provides climatological observations for four elements; monthly mean maximum temperature, minimum temperature, mean temperature, and monthly... -
Federal
NCEP-NCAR Reanalysis 1
National Oceanic and Atmospheric Administration, Department of Commerce —
Data is from NCEP initialized reanalysis (4x/day). It consists of most variables interpolated to pressure surfaces from model (sigma) surfaces. -
Federal
GISS Surface Temperature Analysis
National Oceanic and Atmospheric Administration, Department of Commerce —
The GISTEMP dataset is a global 2x2 gridded temperature anomaly dataset. Temperature data is updated around the middle of every month using current data files from... -
Federal
Global Historical Climatology Network - Monthly (GHCN-M), Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
Please note, the temperature portion of this dataset has been superseded by a newer version. Users should not use this version except in rare cases (e.g., when... -
Federal
North American Rail Network Nodes NGDA
Department of Transportation —
The North American Rail Network (NARN) Rail Nodes dataset was created in 2016 and was updated on July 18, 2025 from the Federal Railroad Administration (FRA) and is... -
Federal
NOAA Climate Data Record (CDR) of Gridded Satellite Data from ISCCP B1 (GridSat-B1) Infrared Channel Brightness Temperature, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The Gridded Satellite (GridSat-B1) data provides a uniform set of quality controlled geostationary satellite observations for the visible, infrared window and... -
Federal
NOAA Climate Data Record (CDR) of AVHRR Daily and Monthly Aerosol Optical Thickness (AOT) over Global Oceans, Version 3.0 (Version Superseded)
National Oceanic and Atmospheric Administration, Department of Commerce —
Note: This dataset version has been superseded by a newer version. It is highly recommended that users access the current version. Users should only use this version... -
Federal
NOAA Climate Data Record (CDR) of Passive Microwave Sea Ice Concentration, Version 2
National Oceanic and Atmospheric Administration, Department of Commerce —
The Passive Microwave Sea Ice Concentration Climate Data Record (CDR) dataset is generated using daily gridded brightness temperatures from the Defense Meteorological...