The Storm Prediction Center -
Here is where you can find where severe weather is forecast to be today, tomorrow and the next couple of days ahead. You can also see Severe Thunderstorm Watches and Tornado Watches, Storm Reports, and even areas where there is a threat of forest fires.
The National Hurricane Center -
Check here to find out if there is a tropical storm or hurricane headed your way. This will show you the strength, direction, forecasted path and other areas of interest the Meteorologists are watching in the Tropics. They also have great satellite imagery.