Air Lock

 is an Ability that removes weather on map entry.

Effect
If the map moral is 'None' or 'No Penalty', or if the user is on an arena tile, and the user is not fainted, 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 Air Lock

 * Rayquaza