Travel to Europe will be delayed for a week due to Volcanic ash.

Created by predicted on 2010-04-19; known on 2010-04-02; judged right by gwern on 2010-07-29.

• predicted estimated 50% on 2010-04-19
• kassey estimated 60% on 2010-04-19
• gwern   judged this prediction right on 2010-07-29.