Final answer:
After the tornado, Brian is in a state of shock and trauma, feeling intense emotions and becoming more aware of his injuries and the impact on his mental and emotional well-being.
Step-by-step explanation:
After the tornado, Brian's state of mind is described as being in a state of shock and trauma. The text describes him as feeling a wave of sadness and witnessing a dramatic change in the sky, which amplifies his emotions. He becomes more aware of his physical injuries and the impact the event has had on him mentally and emotionally. The use of vivid sensory details and descriptions emphasizes the intense feelings and distress Brian experiences after the tornado.