BEND, OR -- This week, the City of Bend approved a weather emergency declaration. The declaration allows the use of approved alternative shelter facilities to provide emergency overnight lodging when the temperature drops below 25 degrees. The City expects severe weather conditions this weekend that may result in capacity of local shelters. The National Weather Service predicts overnight lows in the Bend area to dfrop to 12 degrees Saturday and Sunday nights. The declaration is in effect until next Spring.