From Harlingen, Texas: A heat advisory has been issued for a significant portion of the region. Temperatures are expected to feel extremely hot, particularly during the peak daytime hours. The heat index may soar to very high levels in certain areas.

Further information is available from the National Weather Service. They have released details about the advisory, which is in effect from late morning to early evening. The advisory indicates that intense heat is anticipated, with the potential for severe heat-related conditions.

Details about the affected areas and the expected heat levels can be found through the National Weather Service or other sources.