Relentless heat will continue to impact Brownsville and the rest of the Rio Grande Valley with anticipated heat indices between 111 and 121 degrees.

The National Weather Service in Brownsville/Rio Grande Valley has issued an excessive heat warning from Brownsville and the rest of the Valley from noon until 8 PM today.

In addition, a heat advisory has been issued for Coastal Cameron County from noon until 8 PM today.

The peak heat index values are expected between 3 PM and 7 PM  today.

Individuals working outside are urged to remain hydrated and to take frequent breaks. They should wear light-weight and light-colored clothing.

Residents should check on their elderly neighbors and immediately move them into an air-conditioned facility.

Outdoor pets should also be brought indoors.

A similar surge is expected Thursday into next week; the surge, combined with a new plume of higher surface moisture overall, could bring more widespread heat index values between 115 degrees and 120 degrees Thursday through the weekend from mid-afternoon through early evening.

According to the NWS, should this occur excessive heat warnings would be likely for all.