Tornadoes — History, Research, Climatology

• The Tornado Project
• Tornado History Project
• Severe Weather Event Summaries (SPC)
• Annual Fatal Tornado Summaries (SPC)
• North American Tornadoes and Tornado Outbreaks (Wikipedia)
• U.S. Severe Weather Blog (NOAA Weather Partners, Norman, OK)

2011-05-22 Joplin MO

• Video by Basehunters (TVN)
• Helicopter Flyover - damage (iPhone4)
• Links to videos

2011-04-27 Dixie Super Outbreak

• Recipe for Calamity (UCAR)
• ABC 33/40 Weather Blog (look for posts by date)
• April 2011 Tornado Information (NOAA)
• An Extraordinary Environment for Tornadoes (Jon Davies)
• Forum post full of links (Jeff Wright)
• Historic Tornado Outbreak Timeline (Convective Addiction) — curiously does not mention the Cullman tornado

2009-05-13 Kirksville, MO (why? because I was there)

• Kansas City WFO analysis and damage survey
• Jon Davies' blog entry
• Andy Fischer's blog entry
• Blake Knapp's blog entry
• Dick McGowan's blog entry and video
• Extreme Instability
• Storm Chasers (Discovery) video
• Tornado Tim video INSIDE the tornado

2007-05-04 Greensburg, KS

• The Greensburg Tornado Environment (Jon Davies)
• Tornado Study Stuns Authors — overview of The Greensburg, Kansas Tornadic Storm: A Storm of Extremes by Les Lemon and Mike Umscheid

1974-04-03 Super Outbreak

• 3 April 1974 Remembered — my memories and damage photos of the Louisville tornado
• April 3, 1974 — The Tornado Super Outbreak by Scott Koerner — the most comprehensive website dedicated to this event I've found. It contains an interview with my "idol", WAVE-TV's meteorologist Tom Wills, and transcripts of the broadcasts of WHAS radio's traffic copter reporter, Dick Gilbert.
• Wikipedia article
• NOAA 25th Anniversary Page
• Tornado tracks and brief summaries for the area served by the Louisville NWS Office