Some what like this:
Wind blowing on the south will have bad accuracy to range units shooting from that direction. >
Marshes on battanian territory debuff heavy units, especially on the battle field. There are marsh place that the heavy army will try to avoid when facing against battanian troops.>
Cloud or misty place on world map can debuff range units accuracy everywhere, also when entering battle scene.>
On hard snowy maps had a debuff on units not acquainted to sturgia or north culture. >
Weather (rain, snow, cloudy), Place (marshes, forest, deserts) or both effects but have different places in the battle field. Like in this battle field, the down part is warm and open, but the top part of the map is snowy or misty. Depending on each weather, or terrain it can change the scale of the battle field. Making light armored units good again and range disadvantages in some cases.
Wind blowing on the south will have bad accuracy to range units shooting from that direction. >
Marshes on battanian territory debuff heavy units, especially on the battle field. There are marsh place that the heavy army will try to avoid when facing against battanian troops.>
Cloud or misty place on world map can debuff range units accuracy everywhere, also when entering battle scene.>
On hard snowy maps had a debuff on units not acquainted to sturgia or north culture. >
Weather (rain, snow, cloudy), Place (marshes, forest, deserts) or both effects but have different places in the battle field. Like in this battle field, the down part is warm and open, but the top part of the map is snowy or misty. Depending on each weather, or terrain it can change the scale of the battle field. Making light armored units good again and range disadvantages in some cases.