* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected.
* WHERE...In Arizona, Central La Paz, Gila River Valley, Kofa, Parker Valley, and Southeast Yuma County. In California, Chuckwalla Mountains, Chuckwalla Valley, Imperial County Southeast, and Palo Verde Valley.
* WHEN...From 2 AM MST /2 AM PDT/ to 5 PM MST /5 PM PDT/ Sunday.
* IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne.