The Storm announced the extension on Tuesday. Terms of the deal were not released.

The 30-year-old Australian has missed much of this season after tearing a muscle in her hip and requiring surgery. Seattle is hopeful Jackson may be able to return at the end of the regular season.

She has helped Seattle to a pair of titles, including last season’s sweep through the playoffs. She was the league MVP in 2003, 2007 and last season.