Weather Alerts For Los Fresnos, TX

# HEADLINE -------------------- EXTREME HEAT WARNING IN EFFECT FROM NOON TO 7 PM CDT FRIDAY # DETAILS -------------------- WHAT Dangerously hot conditions with peak heat index values ranging between 112-121F degrees is expected. WHERE All of Deep South Texas, excluding the island. WHEN From noon to 7 PM CDT Friday. IMPACTS Heat related illnesses increase significantly during extreme heat and high humidity events. ADDITIONAL DETAILS While overnight heat indices will not meet Extreme Heat Warning or Heat Advisory criteria, there will be little relief from the heat. Heat indices are expected to remain above 90 degrees tonight. Continue to stay hydrated, use air conditioning when possible (or stay with a friend or family member who has air conditioning), and check on those who may be more vulnerable to the heat. ISSUED AT Thursday, June 18, 2026 at 8:10 PM CDT ISSUED BY National Weather Service Brownsville TX HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Stay cool, stay hydrated, stay informed. If you do not have air conditioning in your home or lack shelter, you can call 211 or visit http://www.211texas.org for assistance locating appropriate shelter from the heat. # AREAS AFFECTED -------------------- Coastal Willacy, Inland Willacy, Brooks, Coastal Cameron, Coastal Kenedy, Inland Cameron, Inland Kenedy, Jim Hogg, Northern Hidalgo, Southern Hidalgo, Starr, Zapata Including the cities of Port Mansfield, Weslaco, Falfurrias, Pharr, Laguna Vista, Rio Grande City, San Manuel, Port Isabel, Zapata, Edinburg, Raymondville, Hebbronville, Harlingen, Roma, McAllen, Mission, Brownsville, and Sarita

# HEADLINE -------------------- HIGH OVERNIGHT HEAT INDICES WILL PROVIDE LITTLE TO NO RELIEF TONIGHT # SUMMARY -------------------- Heat indices will struggle to cool under 90F degrees overnight tonight in many places. These high heat indices will result in little to no relief from the very hot temperatures earlier today. We urge you to continue to exercise safety heat measures through the night as a result. ATE # DETAILS -------------------- ISSUED AT Thursday, June 18, 2026 at 10:14 PM CDT ISSUED BY National Weather Service Brownsville TX HEADER Special Weather Statement # AREAS AFFECTED -------------------- Cameron Island, Coastal Willacy, Inland Willacy, Brooks, Coastal Cameron, Coastal Kenedy, Inland Cameron, Inland Kenedy, Jim Hogg, Kenedy Island, Northern Hidalgo, Southern Hidalgo, Starr, Willacy Island, Zapata Including the cities of Zapata, Hebbronville, Falfurrias, Sarita, Rio Grande City, Roma, McAllen, Edinburg, Pharr, Mission, Weslaco, Raymondville, Brownsville, Harlingen, San Manuel, Port Mansfield, Port Isabel, Laguna Vista, South Padre Island, and Boca Chica Beach