Team Rocket balloons have appeared all over Pokémon Go, and you must defeat them to complete the new battle challenge. The Battle Challenges will take place from July 10-15, and because you must fight Team Rocket members to progress through the challenge, the timers for these spawns have increased. You can expect to fight more grunts from Team Rocket, Leaders, and even Giovanni if you have a Super Rocket Radar.
Traditionally, Team Rocket balloons appear to players every six hours. These rotate from 12 to 6, then from 6 to 12 in your local time zone. When a Team Rocket balloon spawns, it will appear above you in-game. This will likely help you move away from your character to see them better. When you see it, click on the ball and you will have the chance to fight a Team Rocket, one of the leaders, Sierra, Cliff or Arlo, Team Rocket boss Giovanni and his Suicune. Bosses are available if you have a Rocket Radar equipped, and Giovanni is possible if you have a Super Rocket Radar.
Spawns have increased significantly to make it easier for Trainers to encounter these Balloons for Battle Challenges. From July 10 to 15, you can expect to see balloons appear at three-hour intervals. It's split 12 to 3, 3 to 6, 6 to 9, and 9 to 12. For those keen on battling against Team Rocket, be sure to have your Pokémon Go app open during these time slots to stand a chance. to fight them. There will also be a Team Rocket Invasion on July 12 from 11 a.m. to 14 p.m. in your local time zone, greatly increasing the chance of balloons appearing. Additionally, any of these balloons can be a Meowth, which contains Jessie and James, which you can battle.
Team Rocket balloon spawn times will likely return to their six-hour interval after the Battle Challenges end on July 15.