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                UNITED STATES SECURITIES AND EXCHANGE COMMISSION
                              Washington, DC 20549

                                     FORM 4

                  STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
       Section 17(a) of the Public Utility Holding Company Act of 1935 or
               Section 30(h) of the Investment Company Act of 1940

|_|  Check this box if no longer subject to Section 16. Form 4 or Form 5
     obligations may continue. See Instruction 1(b).

(Print of Type Responses)
________________________________________________________________________________
1.   Name and Address of Reporting Person*

Weyerhaeuser                    William                 T.
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   (Last)                           (First)             (Middle)

P.O. Box 1278
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                                    (Street)

Tacoma,                              WA                     98401
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   (City)                           (State)              (Zip)


________________________________________________________________________________
2.   Issuer Name and Ticker or Trading Symbol

Potlatch Corporation - PCH
________________________________________________________________________________
3.   I.R.S. Identification Number of Reporting Person, if an entity (voluntary)


________________________________________________________________________________
4.   Statement for Month/Day/Year

02/05/2003
________________________________________________________________________________
5.   If Amendment, Date of Original (Month/Day/Year)


________________________________________________________________________________
6.   Relationship of Reporting Person(s) to Issuer
     (Check all applicable)

     |X|  Director                             |_|  10% Owner
     |_|  Officer (give title below)           |_|  Other (specify below)

     ____________________________________________________________________
________________________________________________________________________________
7.   Individual or Joint/Group Filing (Check Applicable line)

     |X|  Form Filed by One Reporting Person
     |_|  Form Filed by More than One Reporting Person
________________________________________________________________________________

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           Table I -- Non-Derivative Securities Acquired, Disposed of,
                             or Beneficially Owned
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                                                                                                 5.
                                                                                                 Amount of      6.
                                                                 4.                              Securities     Owner-
                                                                 Securities Acquired (A) or      Beneficially   ship
                                       2A.          3.           Disposed of (D)                 Owned          Form:     7.
                            2.         Deemed       Transaction  (Instr. 3, 4 and 5)             Following      Direct    Nature of
                            Trans-     Execution    Code         ------------------------------- Reported       (D) or    Indirect
1.                          action     Date, if     (Instr. 8)                   (A)             Transaction(s) Indirect  Beneficial
Title of Security           Date       any          ------------                 or              (Instr. 3 &    (I)       Ownership
(Instr. 3)                  (mm/dd/yy) (mm/dd/yy)    Code     V      Amount      (D)    Price     Instr.4)      (Instr.4) (Instr.4)
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Common                      02/05/03                 P               10,000      A      21.5988  49,500         I         (1)
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Common                                                                                            2,700         I         (2)
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Common                                                                                                2         I         (3)
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Common                                                                                           37,300         I         (4)
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Common                                                                                           50,922         I         (5)
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(1) I am the beneficiary and trustee of WBW Trust #1.
(2) I disclaim beneficial ownership of these shares owned directly by my wife.
(3) I disclaim beneficial ownership of these shares owned by my spouse as
    custodian for my minor child.
(4) I disclaim beneficial ownership of these shares held by a trust for the
    benefit of my mother for which I am a trustee.
(5) I disclaim beneficial ownership of these shares held by my sister's
    Revocable Trust for which I am the trustee.



FORM 4 (continued)

Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned
            (e.g., puts, calls, warrants, options, convertible securities)

================================================================================


                                                                                                          9.
                                                                                                          Number    10.
                                                                                                          of        Owner-
                                                                                                          deriv-    ship
                                                                                                          ative     Form
             2.                                                                                           Secur-    of
             Conver-                            5.                              7.                        ities     Deriv-   11.
             sion                               Number of                       Title and Amount          Bene-     ative    Nature
             or                                 Derivative    6.                of Underlying     8.      ficially  Secur-   of
             Exer-            3A.      4.       Securities    Date              Securities        Price   Owned     ity:     In-
             cise             Deemed   Trans-   Acquired (A)  Exercisable and   (Instr. 3 and 4)  of      Follow-   Direct   direct
             Price   3.       Execut-  action   or Disposed   Expiration Date   ----------------  Deriv-  ing       (D) or   Bene-
1.           of      Trans-   ion      Code     of(D)         (Month/Day/Year)            Amount  ative   Reported  In-      ficial
Title of     Deriv-  action   Date if  (Instr.  (Instr. 3,    ----------------            or      Secur-  Trans-    direct   Owner-
Derivative   ative   Date     any      8)       4 and 5)      Date     Expira-            Number  ity     action(s) (I)      ship
Security     Secur-  (mm/dd/  (mm/dd/  ------   ------------  Exer-    tion               of      (Instr. (Instr.   (Instr.  (Instr.
(Instr. 3)   ity     yy)      yy)      Code V    (A)   (D)    cisable  Date     Title     Shares  5)      4)        4)       4)
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====================================================================================================================================

Explanation of Responses:


/s/ W. T. Weyerhaeuser                                          2/5/03
---------------------------------------------            -----------------------
      **Signature of Reporting Person                             Date

Reminder: Report on a separate line for each class of securities beneficially
          owned directly or indirectly.

*     If the form is filed by more than one reporting person, see Instruction
      4(b)(v).

**     Intentional misstatements or omissions of facts constitute Federal
       Criminal Violations.

       See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note:  File three copies of this Form, one of which must be manually signed.
       If space is insufficient, see Instruction 6 for procedure.


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