Best Places to Start

United States Geological Survey (USGS)

The USGS is the agency that is responsible for creating geographical and geological maps and publications for the continental United States and surrounding waters.

National Oceanic and Atmospheric Service (NOAA)

This is the web portal for the NOAA, the agency responsible for tracking the weather, monitoring coastal waters and fisheries, and applying scientific techniques and research methods towards these ends.

National Weather Service

This sub agency of the NOAA is responsible for weather forecasting and monitoring for the United States and its coastal waters.