NWS / NOAA weather: Extreme Heat Warning issued July 6 at 12:15AM MST until July 9 at 8:00PM MST by NWS Phoenix AZ

* WHAT...Dangerously hot conditions. Afternoon temperatures 109 to
117 expected. Major Heat Risk.

* WHERE...Portions of southwest Arizona and southeast and southern
California.

* WHEN...From 10 AM MST /10 AM PDT/ Tuesday to 8 PM MST /8 PM PDT/
Thursday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events. Overexposure can cause heat cramps and heat
exhaustion to develop and, without intervention, can lead to heat
stroke.

Source: NWS / NOAA weather.