Exhibit 99.2

Certification of CEO and CFO Pursuant to
18 U.S.C. Section 1350,
As Adopted Pursuant to
Section 906 of the Sarbanes-Oxley Act of 2002

In connection with the Quarterly Report of Wisconsin Energy Corporation (the "Company") on Form 10-Q for the period ending June 30, 2002 as filed with the Securities and Exchange Commission on August 7, 2002 (the "Report"), Paul Donovan, as Chief Financial Officer of the Company, hereby certifies, pursuant to 18 U.S.C. SS. 1350, as adopted pursuant to SS. 906 of the Sarbanes-Oxley Act of 2002, to the best of his knowledge, that:

(1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.

/s/ Paul Donovan            
Paul Donovan
Chief Financial Officer
August 6, 2002

This certification accompanies this Report pursuant to SS. 906 of the Sarbanes-Oxley Act of 2002 and shall not be deemed filed by the Company for purposes of Section 18 of the Securities Exchange Act of 1934, as amended.