* WHAT...South winds 25 to 35 mph with gusts up to 55 mph expected.
* WHERE...Most of the Shasta Valley in central Siskiyou County. This includes portions of Interstate 5 as well as the communities of Weed, Gazelle, Grenada and Montague.
* WHEN...From noon Saturday to 1 PM PST Sunday. Winds will be strongest during Saturday night.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.