Big Brother 28 is on the schedule tonight at 8/7c on CBS, with the season airing on Sundays, Wednesdays and Thursdays. For viewers checking the clock before the episode starts, that is the time that matters.
The search makes sense because this is the kind of show where the answer changes what people do next. Big Brother 28 has a regular rhythm, and the 90-minute Wednesday episode already carried the Power of Veto competition, which is how Mallory Aurichio won the POV and took herself off the block. Dee Valladares, who won the first HOH competition of the season, then replaced her with Ashley Trail, leaving Yash Patel, Taylor Brown and Ashley as the final three nominees.
That is also why the broadcast still matters even when a lot has already happened. Everything except the evictions takes place before it is shown on TV, and live feeds can reveal competition and eviction outcomes ahead of the episode. Still, the televised hour remains the main way many viewers learn what happened, which is why the 8/7c start time is the number people are trying to lock down.
The next step is straightforward: on Thursday, the first evicted Houseguest will be voted out. So if you are asking what time is Big Brother on tonight, the answer is 8/7c, and the question after that is whether the episode delivers the eviction fans have been waiting to see play out on screen.

