The result was their second away win following their round one triumph over Souths in Perth and last week's home victory over the Titans, while the luckless Raiders remain winless to start their campaign following consecutive 30-28 defeats to the Titans and Knights over the past fortnight.
The win also ends the Warriors' four-game losing run against Canberra and gives them just their fourth win in 16 visits to the Australian capital.
Blair has been slapped with a grade one dangerous contact charge but despite having a prior non-similar offence in the last two years, will be free to play next weekend with an early guilty plea.
Warriors coach Stephen Kearney did not think Blair had a case to answer.
"The (penalty) where he got sent to the bin was off the back of a number of penalties that we had against us," said Kearney.
"What's Adam supposed to do? I tell my players that the halves are very dangerous, that they show the footy a lot, and I don't want them sneaking through the defensive line.
"So I think he's fine."