1: prepare to evacuate
2:listen to emergency channels if possible
3: determine the statues of the fire
4: depending on location if possible take a house and wet down your roof and surrounding areas only if you have time.
here are a few, try to determine some on your own. you are always smarter than you think!
The answer will be immunity.
there is no real question here if you need help you need to post an actual question.