TUCSON, Ariz. (13 News) – Today and tomorrow are First Alert Weather Days due to dangerous heat across the region. An Extreme Heat Warning is in effect from 10 AM today through 8 PM Saturday, with highs forecast between 105–110° and little overnight relief. An Air Quality Alert is also in place for Metro Tucson, Marana, and Oro Valley due to high ozone levels; anyone with asthma or respiratory issues should limit time outdoors.
Isolated showers and thunderstorms are possible east and south of Tucson today. Storm chances increase over the next few days, with the most active period expected Saturday through Tuesday. Stay tuned for potential impacts and stay weather-aware for both the extreme heat and the upcoming storms.
FIRST ALERT 7-DAY FORECAST:…