Vaisala Oyj Stock Exchange Announcement March 5, 2007 at 13:00 Vaisala Group's Annual Report and Financial Statements for 2006 have been published and are available at www.vaisala.com/annualreport in both English and Finnish. Vaisala has also published a summary list of stock exchange releases and announcements released in 2006. The list is available in PDF format at www.vaisala.com/newsanddownloads/stockexchangereleases/year2006. Further information: Corporate Communications, +358 40 7307 695 Attachment: Vaisala Financial Statements 2006 Distribution: Helsinki Stock Exchange