With the arrival of Spring it is a good idea to keep an eye on the weather - tornadoes, severe thunderstorms, flooding, hurricanes and all. A great site to get the weather picture is NOAA's Daily Hazards Briefing. Here's a screen capture of most of the front page of this site:
Most everything you will need is there - lake and river levesl, severe weather info, links to earthquake and volcanic activity and ash reports.
Go check it out.