Donna, TX Weather

The combination of hot temperatures and humidity will produce heat
index values between 105 and 111 degrees for several hours
this afternoon and early evening. A few locations may briefly
experience heat index values above 111 degrees.

If spending time outside today, drink plenty of water, wear light
weight and light colored clothing, and take frequent breaks from
the heat. Young children and pets should never be left unattended
in vehicles.