(The National Weather Service has issued another Excessive Heat Warning)...It goes into effect this Friday.

Temperatures during this Heat Wave are expected to top out at around 115 degrees. Residents are advised to be prepared and stay hydrated. Lasdt weeks Heat Wave was deadly. The County Public Health Department says there were 51 Heat Related illnesses, 7 of them were fatal. Mexicali was hit hard by the last heat wave. Health Officials in Mexicali says there were 35 heat related deaths attributed to the excessive temperatures.