Check out the hurricane on Saturn that is over 20 (!) times as large as those that happen on our planet:
This amazing storm is at the north pole of the ringed planet and is quite a sight to see when you look
at the stunning full size pic here: http://www.nasa.gov/images/content/744828main_pia14946-full_full.jpg. Be sure to see it at full size in the dark!
Sky Guy in VA