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                       SECURITIES AND EXCHANGE COMMISSION

                             WASHINGTON, D.C. 20549





                                    FORM 8-K


                                 CURRENT REPORT

                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934


       Date of Report (Date of earliest event reported): December 13, 2002


                            NorthWestern Corporation
             (Exact name of registrant as specified in its charter)




            Delaware                       0-692                 46-0172280
(State or other jurisdiction of   (Commission File Number)      (IRS Employer
         incorporation)                                      Identification No.)


               125 South Dakota Avenue                         57104
              Sioux Falls, South Dakota                      (Zip Code)
       (Address of principal executive offices)


                                 (605) 978-2908
              (Registrant's telephone number, including area code)






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Item 5.     Other Events

On December 13, 2002,  NorthWestern  Corporation (the "Company")  issued a press
release  discussing  lowered  guidance for estimated  2002 results,  a review of
year-end charges and estimated 2002 results from utility  operations.  The press
release  is  included  as Exhibit  99.1  hereto  and is  incorporated  herein by
reference. The press release contains  forward-looking  statements regarding the
Company and includes a cautionary statement  identifying  important factors that
could cause actual results to differ materially from those anticipated.

Item 7.     Financial Statements and Exhibits


EXHIBIT NO.   DESCRIPTION OF DOCUMENT
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99.1*         Press Release of NorthWestern Corporation, dated December 13, 2002

* filed herewith







                                   SIGNATURES

Pursuant  to the  requirements  of the  Securities  Exchange  Act of  1934,  the
registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned hereunto duly authorized.


                                    NorthWestern Corporation


                                    By:    /s/ Kipp D. Orme
                                       -------------------------------
                                         Kipp D. Orme
                                         Vice President and Chief Financial
                                         Officer

Date:  December 13, 2002


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                                Index to Exhibits
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EXHIBIT NO.   DESCRIPTION OF DOCUMENT
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99.1*         Press Release of NorthWestern Corporation, dated December 13, 2002

* filed herewith


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