Arroyo Grande Warming Center open through the weekend due to looming storm ARROYO GRANDE, Calif. - With lower temperatures and rainfall in the weekend forecast, the Warming Center in Arroyo Grande announced it will be open Friday night, Jan. 22, through Monday night, Jan. 25. The Warming Center is located at 800 W. Branch Street next to the library and will be active from 5:30 p.m. to 7 a.m. each day. Adults seeking shelter from the storm are invited to come to the Warming Center for overnight sleeping. At the center, overnight guests will be provided sleeping cots and bedding as well as a hot meal. Guests are asked to arrive no earlier than 5:30 p.m. and come no later than 8 p.m. The center will close by 7 a.m. each morning.