Just a reminder that providing specifics on, sharing links to, or naming websites where ROMs can be accessed is against the rules. If your post has any of this information it will be removed.
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The amount of glare automatically depends on the time (since Essentials v7), so you shouldn't need to do anything other than name a blank event OutdoorLight (no space). If your event is shining during the day, please post a screenshot of it in-game and of its event.
The shadows cast by shadow events (which are separate things to lights) currently don't work the same way, and are always on.