* WHAT...For the Extreme Heat Warning, dangerously hot conditions. Afternoon temperatures 106 to 112 degrees. Major Heat Risk. For the Wind Advisory, southwest winds 20 to 30 mph with gusts up to 45 mph.
* WHERE...In Arizona, Central La Paz and Parker Valley. In California, Palo Verde Valley.
* WHEN...For the Extreme Heat Warning, until 8 PM MST /8 PM PDT/ this evening. For the Wind Advisory, from 11 AM MST /11 AM PDT/ to 11 PM MST /11 PM PDT/ Saturday.
* IMPACTS...Difficult driving conditions, especially for larger vehicles traveling along roads with crosswinds. Light, unsecured objects may become airborne. Heat related illnesses increase significantly during extreme heat events.