Information for the Tornado Outbreak of May 24, 2011

Several tornadic supercell thunderstorms developed over parts of western and and much of central Oklahoma on May 24, 2011, with extensive damage occurring over many areas of central Oklahoma. At least 9 teams surveyed tornado damage tracks on Wednesday, May 25th, with survey work continuing through Saturday, May 28th. If you would like to share your pictures or reports with us, please send them to us at sr-oun.webmaster@noaa.gov or sr-oun.spotter@noaa.gov. Please indicate whether we have permission to use them on our web page.

• Twelve tornadoes were confirmed.
• One tornado has been rated EF-5. Two tornadoes were rated EF-4. Two tornadoes were rated EF-3, two EF-2, two EF-1, and three EF-0.
• In addition to the damaging tornadoes, hail sizes reached at least 3" in diameter.

Note: A zip file containing GIS data for the 5/24/2011 tornado damage paths can be found here.

Official Storm Damage Survey Details (updated 3:40 pm CDT, 6/8/2011)

Radar reflectivity and storm relative velocity images for Central OK at 5:31 pm CDT on May 24, 2011	Tornado near Chickasha - Photo courtesy of Derrick James	Tornado near Lookeba - Photo courtesy of Dal Archer

If you have any pictures or personal accounts of weather phenomena or storm damage, please email them to us at sr-oun.webmaster@noaa.gov or sr-oun.spotter@noaa.gov and indicate whether or not we have permission to use them on our web-page.

You can follow the link on our home page in the Top News in the coming days for more up-to-date information on the tornadoes.