Lightning in a dream represents chaos and lack of structure within ones life. When it rains in a dream, it represents subtlety, peace, and order. But lightning in rain is a disruption of peace and is and uninvited guest. This symbolizes a problem that you’re facing at the moment in life. That your life is having random bits of chaos that you can’t really deal with at the moment. You’re feeling flustered and there are problems in your life that is affecting the way you preform and the way you function throughout the day.
The best thing to do is to try and solve your problems one at a time, with lightning it’s displaces and unpredictable. So you have to take things slow and as you solve your problems one at a time, the clouds will go away and the sun will shine on you.