NWS Phoenix AZ
Mar-19 11:00 – Mar-22 8:00
* WHAT…Dangerously hot conditions. Afternoon temperatures 100 to
109 expected. Overexposure can cause heat cramps and heat
exhaustion to develop and, without intervention, can lead to heat
stroke.
* WHERE…Portions of south central and southwest Arizona.
* WHEN…From 11 AM Thursday to 8 PM MST Sunday.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat events.