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Event
Time of day equal to xxx
Conditions
none
Actions
Enviroment - Create weather effect
Untitled Trigger 001
Events
Game - The in-game time of day becomes Equal to 18.00
Conditions
Actions
Environment - Create at (Entire map) the weather effect Ashenvale Rain (Heavy)
Environment - Turn (Last created weather effect) On
Just make another trigger with the event 6.
Environment - Turn (Last created weather effect) Off