Finally, stay safe and play it smart. Use commom sense and watch out for yourself and your friends. In doing so you will have a wonderful and fulfilling college experince. Clouds are often a greenish-black color. Tornado watch means weather conditions are suitable for a tornado.
Tornado warning means a tornado has been indicated on radar or has actually been sighted.
During a Tornado Close the blinds and stay away from the windows. Close but do not lock the door. Move to the lowest possible level of the building that you are in and wait until further notice to return to your original destination. Lock your door when you leave to keep your valuables safe and when you sleep to keep yourself safe. If you live in an apartment have a plan of evacuation that you and all of your roomates know to avoid unneccessary chaos during exiting.