A comprehensive list of Weather related websites.
Weather site with a lot of information including radar.
National Weather Service
Provides information on forecasts, national weather maps, warnings, radar, satellite.
National Weather Service Aviation Weather
Site sponsored by National Oceanic and Atmospheric Administration (NOAA).
Tropical Storm Risk
Provides information on assessing tropical storm risk plus current information.
Using information provided by the National Weather Service you can located weather information by state, ZIP code, or country. Also has historical data back to 1994.