40 Prado Warming Center in San Luis Obispo will open Sunday because of the possible rain.
Check in for the 40 Prado Warming Center starts at 6:30 p.m. on 40 Prado Road.
Organizers said anyone who needs a safe, dry place to sleep and a hot meal can stop by, but they warn that if someone leaves the center, they cannot get back in.
The 40 Prado Warming Center closes at 7:30 a.m. Monday.
Organizers said they could use several donations including sleeping bags, large trash bags, blankets, disposable plates, bowls, cups and utensils as well as some food.