You won't believe this, I know it's insane!
This never happens.
Betas never get extended!
I'm joking of course — betas almost always get extended — but it's still good news regardless. If you've been playing the Overwatch Beta and you were hoping for an extra day, you just got one.
— Overwatch (@PlayOverwatch) May 7, 2016
The Overwatch Beta now ends May 10 at 10am Pacific time. For Australians that means 3am on Wednesday May 11.