Not popular, but suicide is an option if you can see the bomb's impact close enough that you know you will either be hit by a heat wave, fallout, or scavengers after the fact.
International Level: Specialist / Political Participation: 39 3.9%
Personally, if I knew there is going to be a bombing beforehand, I would've built a fallout shelter to hide in or bought an airplane ticket out of the city. But, if it's immediate, I would run into the attic and hope for the best.
International Level: Politics 101 / Political Participation: 2 0.2%
We rest Do You Know What To Do In A Nuclear Attack? to share interesting fact from past years:
Today is: 21st July (GMT), in history on the 21st of July, 1984 AD the following event happened:
1st documented case of a robot killing a human in US