Stay put to save energy and so you will be easier to find .
if you brought a cell phone this is the time to call home or a friend for help. Failing that call 911.
If possible, put on additional clothing to stay warm as needed.
If you have an aluminized polyester emergency blanket use it to keep warm. These blankets can be life-savers as they reflect body heat back to the body.
Try lighting a fire to cheer your spirits, keep you warm, and help rescuers locate you.
Look for a sheltered spot and use piles of vegetation, limbs, and brush around you to protect from the wind.
Sit on your pack to insulate you from the dampness or cold of the ground.
Try to conserve your water supply.
Try to relax. Many people have survived several nights with only the items they had on them.
If a member of your party is overdue, notify the local police office.
In case of injury, stop immediately and treat it accordingly.