Warren Buffett will be answering some questions from CNBC viewers and CNBC.com users starting at 6 a.m. EST Monday when he appears live from Omaha for all three hours of " Squawk Box ."

It's Buffett's annual marathon on the show following Saturday morning's release of his yearly letter to Berkshire Hathaway shareholders.

"Squawk" is asking for suggested questions to ask Buffett. To submit one, use the hashtag #AskWarren on Twitter, Facebook or Instagram.

The show will also use some video questions. Send those by tweeting clips to @CNBC or share them on Instagram with the #AskWarren tag.