Weyerhaeuser Company (NYSE: WY) will release third quarter 2007 results on Oct. 31 before the market opens. The company will hold a live conference call at 7 a.m. Pacific (10 a.m. Eastern) on Oct. 31 to discuss third quarter results.

  (Logo:  http://www.newscom.com/cgi-bin/prnh/20040116/WYLOGO-a
          http://www.newscom.com/cgi-bin/prnh/20040116/WYLOGO-b)

To access the conference call from within North America, dial 1-800-218-4007 at least 15 minutes prior to the call. Those calling from outside North America should dial 1-303-262-2075. Replays will be available for one week at 1-800-405-2236 (access code - 11098530#) from within North America and at 1-303-590-3000 (access code - 11098530#) from outside North America.

The call is being webcast through Weyerhaeuser's Internet site at http://investor.weyerhaeuser.com/ by clicking on the "Q3 2007 Earnings Conference Call" link.

The webcast is available through the Thomson StreetEvents Network to both institutional and individual investors. Individual investors can listen to the call at http://www.fulldisclosure.com/, Thomson's individual investor portal, powered by StreetEvents. Institutional investors can access the call via Thomson's password-protected site, StreetEvents (http://www.streetevents.com/).

Weyerhaeuser Company, one of the world's largest forest products companies, was incorporated in 1900. In 2006, sales were $21.9 billion. It has offices or operations in 18 countries, with customers worldwide. Weyerhaeuser is principally engaged in the growing and harvesting of timber; the manufacture, distribution and sale of forest products; and real estate construction, development and related activities. Additional information about Weyerhaeuser's businesses, products and practices is available at http://www.weyerhaeuser.com/.

Media - Bruce Amundson (253) 924-3047

Analysts - Kathryn McAuley (253) 924-2058

First Call Analyst:
FCMN Contact:

Photo: http://www.newscom.com/cgi-bin/prnh/20040116/WYLOGO-a
http://www.newscom.com/cgi-bin/prnh/20040116/WYLOGO-b
AP Archive: http://photoarchive.ap.org/
PRN Photo Desk, photodesk@prnewswire.com

SOURCE: Weyerhaeuser Company

CONTACT: media, Bruce Amundson, +1-253-924-3047, or analysts, Kathryn
McAuley, +1-253-924-2058, both of Weyerhaeuser Company

Web site: http://www.weyerhaeuser.com/