The CME Weekly Average Temperature Futures & Options, originally scheduled to launch with six cities on April 1, 2007 and twelve additional cities on April 15, 2007, has been postponed.    The new launch date for the original six cities (Chicago, New York, Atlanta, Boston, Cincinnati, Dallas) is Sunday, April 15, 2007.  The additional 12 cities will launch on Sunday, April 29, 2007.

If you have any questions regarding this notice, please contact:

Marilee Radecki                                312.930.8193                        mradecki@cme.com

Kevin Brady                                      312.648.3653                        kbrady@cme.com

Thank you.