Air Lock

Air Lock is an ability that removes all weather on map entry.

Effect
If the map Moral is None or NoPenalty, or if the user is on an arena tile, and the user is not fainted, Air Lock sets the map's weather to clear when the user enters it. As long as the user is active on the map and the weather is clear, weather can't be changed.

Pokémon With Ability

 * Rayquaza