National Centers for Environmental Prediction
- Provides worldwide forecast guidance products. NCEP is the starting point for nearly all weather forecasts in the United States.
- http://wwwt.ncep.noaa.gov/

Eastern Region Headquarters
- Warnings, forecasts and observations for northeastern U.S. Links to eastern region Weather Forecast Offices and River Forecast Offices.
- http://www.erh.noaa.gov/er/hq/

Western Region Headquarters
- Watches, warnings and forecasts for the Western U.S. Weather data, and NWS training and education.
- http://www.wrh.noaa.gov/

Alaska Region Headquarters
- Headquarters for the Alaska Region, provides regional forecasts and warnings and contacts to Alaska forecast offices.
- http://www.arh.noaa.gov/

Interactive Weather Information Network (IWIN)
- Enhanced graphics version. Lists all active warnings.
- http://iwin.nws.noaa.gov/iwin/graphicsversion/bigmain.html

Climate Map of US States
- From the Climate Diagnostics Center.
- http://www.cdc.noaa.gov/USclimate/states.fast.html

National Data Buoy Center
- NOAA has buoys and land stations around the United States and world that gather weather data. This site accesses the information live - temp, water temp, wave heights, and wind.
- http://seaboard.ndbc.noaa.gov/

Interactive Weather Information Network
- Interactive data source for current storm warnings and other current weather information.
- http://iwin.nws.noaa.gov/

Climate Prediction Center
- Official short term climate forecasts, advisories and impact assessments including, drought, hurricanes, ENSO and heat events.
- http://www.cpc.ncep.noaa.gov/

Southern Region Headquarters
- Links to Weather Forecast Offices, River Forecast Centers, the space flight meteorology training program, forecasts, warnings, and climatology for the Southern U.S.
- http://www.srh.noaa.gov/

Central Region Headquarters
- Provides forecasts and warning for the central U.S., contacts for central Weather Forecast Offices and River Forecast Centers.
- http://www.crh.noaa.gov/

Internet Weather Source
- Gateway to official National Weather Service weather, marine, aviation and international forecasts and warnings; weather maps and radar graphics.
- http://weather.noaa.gov/