Suffiice it to say that about the only reason I could think to go AWOL would be that your family was in mortal danger, even then, the officers should have had the forsight to have evacuated their families before the storm.
I shall know but one country. The ends I aim at shall be my country's, my God's and Truth's. I was born an American; I live an American; and I shall die an American. -Daniel Webster (1782-1852)