This is a summary of general weather effects in the Advance Wars 2 game.
- Sturmís movement cost for all units is 1, including in Rain
- When Lash activates either her CO or SCO Power (Terrain Tactics or Prime Tactics), the movement costs for all of her units drops to 1 when the weather is Clear or Rain.
- Movement costs increase on different types of terrain for most COís except Olaf.
- Sturmís movement costs are the same as any other CO when it is snowing, except Olaf.
-Movement costs for Lash when she uses her CO Power/Super CO Power do not drop to 1 when it is snowing.
- Olafís units are not affected by the normal increase of movement costs when it snows (Movement is the same as in Normal Weather
-Olafís CO Power, Blizzard, and Super CO Power, Winter Fury, cause the weather to change to snow for 1 full turn
List of Unit Movement Penalties In Snow:
Movement penalties for Air units increases to 2 over all terrain
On Sea and Ports, all Ships and Sea Transport movement costs increase to 2
On Reefs, Ships and Sea Transport movement costs increase to 3
On Woods the movement costs for Infantry increase to 2
On Mountains the movement cost for Infantry increases to 4
On Mountains the movement cost for Mechs increases to 2
On Plains movement costs for Infantry increase to 2
On Plains movement costs for Tires increases to 3
On Plains movement costs for Tread increases to 2
- Sturmís movement costs for all units is 1 when it is raining or when it is clear
- When Lash activates her CO Power, Terrain Tactics, or her Super CO Power, Prime Tactics, the movement costs for all units drops to 1 when the weather is Clear or Rain
- Drakeís units do not receive movement penalties under Rain
- Drakeís Super CO Power, Typhoon, causes it to rain for 1 turn
- Rain penalizes Olafís units in the same manner that snow would to any other CO
- Vision is reduces by 1 in Fog of War (All COís are affected, including Drake)
List of Unit Movement Penalties In Rain
On Plains, Tires movement cost increases to 3
On Plains, Tread movement cost increases to 2
On Woods, Tires movement cost increases to 4
On Woods Tread movement cost increases to 3