Heat Advisory issued September 11 at 12:11AM CDT until September 11 at 7:00PM CDT by NWS Brownsville TX
Issue date: 2026-09-11T05:11+00:00
* WHAT...Heat index values up to 114 expected. * WHERE...Brooks, Coastal Cameron, Coastal Kenedy, Coastal Willacy, Inland Cameron, Inland Kenedy, Inland Willacy, Northern Hidalgo, Southern Hidalgo, and Starr Counties. * WHEN...From noon today to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Special Weather Statement issued September 10 at 9:19PM CDT by NWS Brownsville TX
Issue date: 2026-09-11T02:19+00:00
The combination of hot temperatures and elevated humidity levels will produce heat index values between 108 and 111 degrees for several hours Friday afternoon into Friday evening. A few locations may briefly experience heat index values above 111 degrees. If you plan to spend time outside, drink plenty of water, wear light weight and light colored clothing and take frequent breaks from the heat. Young children and pets should never be left unattended in vehicles.
