diff --git a/Data/Scripts/012_Overworld/002_Battle triggering/001_Overworld_BattleStarting.rb b/Data/Scripts/012_Overworld/002_Battle triggering/001_Overworld_BattleStarting.rb
index 0bb367891..84c97e8a6 100644
--- a/Data/Scripts/012_Overworld/002_Battle triggering/001_Overworld_BattleStarting.rb	
+++ b/Data/Scripts/012_Overworld/002_Battle triggering/001_Overworld_BattleStarting.rb	
@@ -227,12 +227,14 @@ module BattleCreationHelperMethods
     battle.showAnims = ($PokemonSystem.battlescene == 0)
     battle.showAnims = battleRules["battleAnims"] if !battleRules["battleAnims"].nil?
     # Terrain
-    if battleRules["defaultTerrain"].nil? && Settings::OVERWORLD_WEATHER_SETS_BATTLE_TERRAIN
-      case $game_screen.weather_type
-      when :Storm
-        battle.defaultTerrain = :Electric
-      when :Fog
-        battle.defaultTerrain = :Misty
+    if battleRules["defaultTerrain"].nil?
+      if Settings::OVERWORLD_WEATHER_SETS_BATTLE_TERRAIN
+        case $game_screen.weather_type
+        when :Storm
+          battle.defaultTerrain = :Electric
+        when :Fog
+          battle.defaultTerrain = :Misty
+        end
       end
     else
       battle.defaultTerrain = battleRules["defaultTerrain"]