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Federal
Large Scale International Boundaries NGDA
Department of State —
Overview The Office of the Geographer and Global Issues at the U.S. Department of State produces the Large Scale International Boundaries (LSIB) dataset. The current... -
Federal
Prime Meridian
National Oceanic and Atmospheric Administration, Department of Commerce —
The Prime Meridian is the meridian (line of longitude) at which the longitude is defined to be 0 degrees. The Prime Meridian and its opposite, the Antimeridian (at... -
Federal
Tropic of Cancer
National Oceanic and Atmospheric Administration, Department of Commerce —
The Tropic of Cancer lies at 23d 26' 22" (23.4394 degrees) north of the Equator and marks the most northerly latitude at which the sun can appear directly overhead at... -
Federal
NOAA NEXt-Generation RADar (NEXRAD) Products NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level III weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,... -
Federal
Global Land One-kilometer Base Elevation (GLOBE) v.1
National Oceanic and Atmospheric Administration, Department of Commerce —
GLOBE is a project to develop the best available 30-arc-second (nominally 1 kilometer) global digital elevation data set. This version of GLOBE contains data from 11... -
Federal
TIGER/Line Shapefile, 2020, Nation, U.S., Metropolitan Divisions
U.S. Census Bureau, Department of Commerce —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
WaveWatch III (WW3) Global Wave Model
National Oceanic and Atmospheric Administration, Department of Commerce —
Through a collaborative effort with NOAA/NCEP and NWS Honolulu, the University of Hawaii has implemented a global-scale WaveWatch III (WW3) 7-day model with a 5-day... -
Federal
NOAA/NCEP Global Forecast System (GFS) Atmospheric Model: Pacific
National Oceanic and Atmospheric Administration, Department of Commerce —
U.S. National Oceanic and Atmospheric Administration (NOAA) National Centers for Environmental Prediction (NCEP) Global Forecast System (GFS) numerical weather... -
Federal
USGS 10-m Digital Elevation Model (DEM): Hawaii: Big Island: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A 10-meter resolution land surface digital elevation model (DEM) grayscale hillshade for Big Island in Hawaii derived from United States Geological Survey (USGS) 1/3... -
Federal
Antimeridian
National Oceanic and Atmospheric Administration, Department of Commerce —
The Antimeridian is the +/-180 degree line of longitude, exactly opposite the Prime Meridian. It is often used as the basis for the International Date Line (IDL)... -
Federal
ETOPO5 Global Surface Relief
National Oceanic and Atmospheric Administration, Department of Commerce —
ETOPO5 is a 5 arc-minute global relief model of Earth's surface that integrates land topography and ocean bathymetry. It was built from numerous global and regional... -
Federal
Main Hawaiian Islands Multibeam Bathymetry Synthesis: 1-km Bathymetry and Topography
National Oceanic and Atmospheric Administration, Department of Commerce —
A 50-m resolution gridded synthesis of all available bathymetry (ocean depth) data for the main Hawaiian Islands, from the Hawaii Mapping Research Group (HMRG) in the... -
Federal
Tropic of Capricorn
National Oceanic and Atmospheric Administration, Department of Commerce —
The Tropic of Capricorn lies at 23d 26' 22" (23.4394 degrees) south of the Equator and marks the most southerly latitude at which the sun can appear directly overhead... -
Federal
Fish Aggregation Devices (FADs) - Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
Location of fish aggregation device (FAD) buoys within the Main Hawaiian Islands. Fishermen in Hawaii and other parts of the world have long known that tunas and... -
Federal
NOAA/PIBHMC 5-m Bathymetry: USMOI: Howland Island: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A 5-m resolution gridded digital elevation model (DEM) grayscale hillshade for the bathymetry (ocean depth) surrounding Howland Island in the Central Pacific Ocean, a... -
Federal
Raritan Bay, NJ/NY (M060R) Bathymetric Digital Elevation Model (30 meter resolution) Derived From Source Hydrographic Survey Soundings Collected by NOAA
National Oceanic and Atmospheric Administration, Department of Commerce —
NEW - the following surveys were added because they represent more recent data than those formerly in the same geographic location. They are FE0239 (1979) and H07841... -
Federal
NECOFS GOM3 (FVCOM) - Northeast US - Latest Forecast
National Oceanic and Atmospheric Administration, Department of Commerce —
Latest forecast from the FVCOM Northeast Coastal Ocean Forecast System using an newer, higher-resolution GOM3 mesh (GOM2 was the preceding mesh) -
Federal
U.S. Level III and IV Ecoregions (U.S. EPA)
U.S. Environmental Protection Agency —
This map service displays Level III and Level IV Ecoregions of the United States and was created from ecoregion data obtained from the U.S. Environmental Protection... -
Federal
NOAA Next Generation Radar (NEXRAD) Level 3 Products
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset consists of Level 3 weather radar products collected from Next-Generation Radar (NEXRAD) stations located in the contiguous United States, Alaska,...
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