Skip Navigation Linkswww.weather.gov 
Go to NOAA's main pageNational Weather Service Forecast OfficeGo to the NWS main page
Norman, OK
   You are at: NWS Norman » Tornado Data » Oklahoma » OK Tornadoes by F Scale/Month

Oklahoma Tornadoes by Fujita Scale and Month (1950 - 2006)

Month F? F0 F1 F2 F3 F4 F5 Total
Jan 0 1 3 7 0 1 0 12
Feb 1 7 20 14 2 0 0 44
Mar 4 76 71 56 17 3 1 228
Apr 13 201 178 154 41 17 1 605
May 34 450 351 203 68 22 4 1132
Jun 7 215 145 80 24 3 0 474
Jul 4 36 42 25 2 0 0 109
Aug 4 32 30 12 2 0 0 80
Sep 3 69 23 17 1 2 0 115
Oct 1 58 40 18 7 1 0 125
Nov 1 19 38 17 7 0 0 82
Dec 0 0 8 12 2 0 0 22
Total 72 1164 949 615 173 49 6 3028
Note: F? refers to tornadoes (1950-2006)
that did not received a Fujita Scale rating.
NWS Forecast Office
National Weather Center
120 David L. Boren Blvd.
Suite 2400
Norman, OK 73072
Tel: (405) 325-3816
Ask Questions/Webmaster
Page last modified: December 22, 2008
Disclaimer Privacy Policy
Credits About Us
Glossary Career Opportunities
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE