IMPORTANT: These reports are preliminary, unofficial, and uncertified. For official, certified reports, please refer to the publication STORM DATA. STORM DATA is a publication produced by the National Climatic Data Center in Asheville, NC. Copies can be obtained from the National Climatic Data Center (NCDC) by calling (704) 271-4800 or by e-mail to orders@ncdc.noaa.gov.

The storm data listed here are monthly summaries of all preliminary storm reports in the NWS Norman county warning area.

NOTE: Beginning with January 1996, Storm Data was made available in the "Adobe Acrobat PDF" format. You will need the Acrobat Reader plug-in for your browser to view these files. This is available free from the Free Plug-ins and Updates section from the Adobe Systems homepage.