Here is a great web-based GIS application that tracks hurricanes with additional social media feeds.
http://tmapps.esri.com/hurricane/index.html?locate=Locate&baseMap=lyrTopo&visLyrs=HC|PC|WW|SG|YT|TW|FL|&ytkw=tropical%20storm&twkw=%23irene&flkw=hurricane&xmin=-12302981.112856865&ymin=1404619.7568966309&xmax=-5689037.929398893&ymax=5235032.118322365
