Niantic have announced the details for the March 2020 Pokémon GO Community Day which takes place on March 15th, 2020 at 11:00 AM until 2:00 PM EST in the Northern Hemisphere and 3:00 PM until 6:00 PM in the Southern Hemisphere. The featured Pokémon for this day is Abra. Abra will appear in the wild more frequently for three hours that day. The 3x Catch XP and 3-hour Lures bonuses will also be available that day.

Source: https://pokemongolive.com/events/community-day/