This is not good. Especially if you live in the northern hemisphere.
You might have to live belowground for a while if this thing goes off.
It's not a couple of days that will get you. It is living for weeks and then months in an environment with this kind of background radiation that will do you in.
People are suggesting it might be a tender mercy if the waves claim all of Japan and drag it down to a level where sea water can drown the reactor. Horrible to contemplate but the alternative could be even more horrible.