There are always plans, what really matters is how long does it take to utilize the plans. You can plan all you want but if you can't get at the affected area(s) then the plans are a mute point...
I suspect that there is some trouble with the Blue Line and Green Line again but thankfully the rains weren't as bad as expected in the city so flooding should have been kept to a minimum. Worst case scenario: service suspended early for the night...