At 333 PM CDT, Doppler radar was tracking a strong thunderstorm near Arroyo City, moving east at 35 mph. HAZARD. Wind gusts up to 40 mph. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include. Harlingen, Rio Hondo, Arroyo City, Miller Jordan Middle School, Lozano, Rio Hondo Elementary School, Rio Hondo High School, Downs Elementary School, Santa Monica, and San Benito Veterans Memorial Academy.

The areas affected include. Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM. Laguna Madre From The Arroyo Colorado To 5 NM North Of Port Mansfield TX. Laguna Madre From the Port Of Brownsville to the Arroyo Colorado. At 327 PM CDT, Doppler radar indicated a strong thunderstorm, capable of producing winds to around 30 knots. This thunderstorm was located over Port Mansfield Cut, moving northeast at 20 knots. Locations impacted include. Laguna Madre and Port Mansfield.

At 319 PM CDT, Doppler radar was tracking a strong thunderstorm over B.l. Garza Middle School, or over North McAllen, moving east at 10 mph. HAZARD. Wind gusts up to 40 mph and pea size hail. SOURCE. Radar indicated. IMPACT. Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to vegetation is possible. Locations impacted include. Edinburg, Mission, Pharr, Harlingen, Weslaco, San Juan, Alamo, Donna, Mercedes, and Hidalgo. This includes the following highways. Interstate Highway 69 C between mile markers 1 and 12. US Highway 281 between mile markers 760 and 764. US Highway 281 between mile markers 784 and 814.

* WHAT. Heat index values up to 115 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 6 PM CDT this evening. * IMPACTS. Heat related illnesses increase significantly during extreme heat and high humidity events.