By Rishav Kothari
Monday, September 14, 2026 12:47 UTC
Coastal and inland portions of Cameron, Kenedy and Willacy counties are under a #Heat #Advisory from 11:00 LT (16:00 UTC) to 18:00 LT (23:00 UTC) on September 14. NWS #Brownsville forecasts heat index values up to 46°C (114°F), including around #Brownsville, #Harlingen, #Raymondville, Port Mansfield, Port Isabel, #LagunaVista, and #Sarita.