Excessive heat warning starts today!

TUCSON - Excessive Heat Warning goes into effect starting today as temperatures warm several degrees above average. It will remain hot over the weekend with a slight chance for storms each afternoon into early next week!Today: Hot and sunny! High: 104°Tonight: Clear and comfortable: Low: 69°Tomorrow: Limit your time outdoors and stay hydrated! High: 107°An Excessive Heat Warning will go into effect today at 12 PM until Sunday at 8 PM. Temperatures will range