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.