Weather Modification Research and Technology Transfer Authorization Act of 2005

Weather Modification Research and Technology Transfer Authorization Act of 2005 - Establishes in the Department of Commerce the Weather Modification Advisory and Research Board to promote and fund research and development (R&D), studies, and investigations with respect to: (1) improved forecast and decisionmaking technologies for weather modification operations, including tailored computer workstations and software and new observation systems with remote sensors; and (2) assessments and evaluations of the efficacy of weather modification, both purposeful (including cloud-seeding operations) and inadvertent (including downwind effects and anthropogenic effects).

Establishes within the U.S. Treasury the Weather Modification Research and Development Fund. Directs the Board, unless the use of the money is restricted or subject to any limitations provided by law, to use amounts in the Fund to: (1) pay its expenses in the administration of this Act; and (2) provide for R&D with respect to weather modifications by grants to, or contracts or cooperative arrangements with, public or private agencies.