Vaisala - Company Announcement

Vaisala to Supply Oman Airports with Comprehensive Weather Observation Systems

Vaisala Oyj  Stock Exchange Release  December 02, 2010 at 2 p.m.

Vaisala has been awarded a contract to supply weather observation systems to six
airports in the Sultanate of Oman. The value of the deal is over 9 million euros
and the deliveries will take place between 2011 and 2014.

Vaisala's weather observation systems will be part of the extensive upgrade
projects on two international and four regional airports in the Sultanate of
Oman. The projects are commissioned by Directorate General of Meteorology and
Air Navigation (DGMAN) Of Oman with the goal to increase efficiency and safety
as well as multiply the passenger capacity of the airports."We are naturally very pleased about this deal which continues our good track
record in the Middle-East. Vaisala's aviation weather systems are used in all
major international airports in the area such as Dubai, Abu Dhabi, and New Doha
airport in Qatar. Oman's international airports, Muscat and Salalah, will
complement this list perfectly," states Kai Konola, Executive Vice President of
Weather Critical Operations business area.

Vaisala's meteorological systems will offer accurate and consistent online
weather information to various user groups at the airports where real-time
weather information is crucial to ensure safety and efficiency. The
comprehensive systems comprise of automated weather observing systems, sounding
systems, wind profilers and lightning detection systems. These systems will be
an integrated part of the airports' air traffic management networks supplied by
Indra Sistemas S.A.

For more information:
Hannu Katajamäki, Airports Market Segment Manager, tel. + 358 40 5531 707
Jouni Lintunen, CFO, tel +358 40 5790 181





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