After a brief reprieve from the high heat and humidity, conditions that dominated much of June returned in abundance between July 8th and 12th.

Heat in BROOKS, TEXAS
From 08-JUL-23 14:55:00 to 08-JUL-23 17:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Brooks County Airport AWOS reported a heat index of 111 by 3:55 PM CDT, with 111 or higher values persisting until approximately 6:35 PM CDT on July 8th.

Heat in BROOKS, TEXAS
From 09-JUL-23 14:55:00 to 09-JUL-23 18:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Brooks County Airport AWOS reported a heat index of 111 by 3:55 PM CDT, with 111 or higher values persisting until approximately 7:15 PM CDT on July 9th.

Excessive Heat in BROOKS, TEXAS
From 10-JUL-23 11:55:00 to 10-JUL-23 18:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Brooks County Airport AWOS reported a heat index of 111 by 12:55 PM CDT, with 111 or higher values persisting until approximately 7:35 PM CDT on July 10th. Excessive heat indices of 116 or higher were reported between 4:15PM CDT and 6:55PM CDT.

Excessive Heat in BROOKS, TEXAS
From 12-JUL-23 13:35:00 to 12-JUL-23 18:35:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Brooks County Airport AWOS reported a heat index of 111 by 2:35 PM CDT, with 111 or higher values persisting until approximately 7:35 PM CDT on July 12th. Excessive heat indices of 116 or higher were reported between 5:15PM CDT and 6:35PM CDT.

Heat in ZAPATA, TEXAS
From 12-JUL-23 13:55:00 to 12-JUL-23 18:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Zapata County Airport AWOS reported a heat index of 111 by 2:55 PM CDT, with 111 or higher values persisting until approximately 7:15 PM CDT on July 12th.

Heat in CAMERON, TEXAS
From 10-JUL-23 11:53:00 to 10-JUL-23 15:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Harlingen-Valley International Airport ASOS reported a heat index of 111 by 1:52 PM CDT, with 111 or higher values persisting until approximately 4:52 PM CDT on July 10th. The Brownsville-South Padre International ASOS reported a heat index of 111 by 12:53 PM CDT, with 111 or higher values persisting until approximately 4:53 PM CDT.

Heat in CAMERON, TEXAS
From 12-JUL-23 11:53:00 to 12-JUL-23 15:52:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Harlingen-Valley International Airport ASOS reported a heat index of 111 by 1:52 PM CDT, with 111 or higher values persisting until approximately 4:52 PM CDT on July 12th. The Brownsville-South Padre International ASOS reported a heat index of 111 by 12:53 PM CDT, with 111 or higher values persisting until approximately 2:53 PM CDT.

Heat in SOUTHERN HIDALGO COUNTY, TEXAS
From 09-JUL-23 12:35:00 to 09-JUL-23 15:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The McAllen-Miller International Airport ASOS station (KMFE) recorded heat indices reaching or exceeding 111 degrees between 1:53PM CDT and 3:53PM CDT the afternoon of July 9th. The South Texas International Airport AWOS station (KEBG) heat indices reaching or exceeding 111 degrees between 1:35PM CDT and 4:55PM CDT.

Heat in SOUTHERN HIDALGO COUNTY, TEXAS
From 10-JUL-23 11:53:00 to 10-JUL-23 17:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The McAllen-Miller International Airport ASOS station (KMFE) recorded heat indices reaching or exceeding 111 degrees between 12:53PM CDT and 3:53PM CDT the afternoon of July 10th. The South Texas International Airport AWOS station (KEBG) heat indices reaching or exceeding 111 degrees between 1:55PM CDT and 6:15PM CDT.

Heat in SOUTHERN HIDALGO COUNTY, TEXAS
From 12-JUL-23 12:53:00 to 12-JUL-23 15:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The McAllen-Miller International Airport ASOS station (KMFE) recorded heat indices reaching or exceeding 111 degrees between 1:53PM CDT and 4:53PM CDT the afternoon of July 12th. The South Texas International Airport AWOS station (KEBG) heat indices reaching or exceeding 111 degrees between 2:15PM CDT and 4:35PM CDT.

Heat in NORTHERN HIDALGO COUNTY, TEXAS
From 09-JUL-23 12:35:00 to 09-JUL-23 15:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

It is reasonable to infer that Northern Hidalgo County reached Heat criteria due to readings at the McAllen-Miller International Airport, South Texas International Airport, and Brooks County Airport, all of which reached criteria on July 9th.

Heat in NORTHERN HIDALGO COUNTY, TEXAS
From 10-JUL-23 11:53:00 to 10-JUL-23 17:15:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

It is reasonable to infer that Northern Hidalgo County reached Heat criteria due to readings at the McAllen-Miller International Airport, South Texas International Airport, and Brooks County Airport, all of which reached criteria on June 23rd.

Heat in NORTHERN HIDALGO COUNTY, TEXAS
From 12-JUL-23 12:53:00 to 12-JUL-23 15:55:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

It is reasonable to infer that Northern Hidalgo County reached Heat criteria due to readings at the McAllen-Miller International Airport, South Texas International Airport, and Brooks County Airport, all of which reached criteria on June 23rd.

Heat in COASTAL CAMERON, TEXAS
From 12-JUL-23 11:53:00 to 12-JUL-23 14:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Cameron County Airport ASOS reported a heat index of 111 by 12:53 PM CDT, with 111 or higher values persisting until approximately 3:53 PM CDT on July 12th.

Heat in INLAND KENEDY COUNTY, TEXAS
From 09-JUL-23 13:30:00 to 09-JUL-23 15:50:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Water Development Board Mesonet site in Sarita (TW100) in northern Kenedy County recorded heat indices reaching or exceeding 111 degrees between 2:30PM CDT and 4:50PM CDT the afternoon of July 9th.

Heat in INLAND KENEDY COUNTY, TEXAS
From 10-JUL-23 13:20:00 to 10-JUL-23 15:50:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Water Development Board Mesonet site in Sarita (TW100) in northern Kenedy County recorded heat indices reaching or exceeding 111 degrees between 2:20PM CDT and 4:50PM CDT the afternoon of July 10th.

Heat in INLAND KENEDY COUNTY, TEXAS
From 11-JUL-23 13:20:00 to 11-JUL-23 16:40:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Water Development Board Mesonet site in Sarita (TW100) in northern Kenedy County recorded heat indices reaching or exceeding 111 degrees between 2:20PM CDT and 5:40PM CDT the afternoon of July 11th.

Heat in INLAND KENEDY COUNTY, TEXAS
From 12-JUL-23 12:40:00 to 12-JUL-23 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Texas Water Development Board Mesonet site in Sarita (TW100) in northern Kenedy County recorded heat indices reaching or exceeding 111 degrees between 1:40PM CDT and 5:00PM CDT the afternoon of July 12th.

Heat in STARR, TEXAS
From 09-JUL-23 12:11:00 to 09-JUL-23 17:11:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

The Falcon Lake RAWS location, 28 miles northwest of Roma, reported several hours of heat index between 111 and 115 degrees. The Texas Water Development Board mesonet site at Rancho Los Comitas in far northern Starr County reported peak heat index between 106 and 110 during the same period.  By proxy, it is assumed that populated Starr County locations along the Rio Grande fell somewhere in between for several hours, ranging from 111 to 113.

Heat in STARR, TEXAS
From 10-JUL-23 11:11:00 to 10-JUL-23 17:11:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

The Falcon Lake RAWS location, 28 miles northwest of Roma, reported several hours of heat index between 111 and 116 degrees. The Texas Water Development Board mesonet site at Rancho Los Comitas in far northern Starr County reported peak heat index between 107 and 110 during the same period.  By proxy, it is assumed that populated Starr County locations along the Rio Grande fell somewhere in between for several hours, ranging from 111 to 113.

Heat in STARR, TEXAS
From 11-JUL-23 12:11:00 to 11-JUL-23 17:11:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

The Falcon Lake RAWS location, 28 miles northwest of Roma, reported several hours of heat index between 111 and 115 degrees. The Texas Water Development Board mesonet site at Rancho Los Comitas in far northern Starr County reported peak heat index between 108 and 111 during the same period.  By proxy, it is assumed that populated Starr County locations along the Rio Grande fell somewhere in between for several hours, ranging from 111 to 114.

Heat in STARR, TEXAS
From 12-JUL-23 11:11:00 to 12-JUL-23 17:11:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: RAWS

The Falcon Lake RAWS location, 28 miles northwest of Roma, reported several hours of heat index between 111 and 120 degrees. The Texas Water Development Board mesonet site at Rancho Los Comitas in far northern Starr County reported peak heat index between 108 and 111 during the same period.  By proxy, it is assumed that populated Starr County locations along the Rio Grande fell somewhere in between for several hours, ranging from 112 to 115.

Heat in WILLACY, TEXAS
From 10-JUL-23 11:53:00 to 10-JUL-23 15:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

By proxy with nearby ASOS, AWOS, and Texas Water Development Board Mesonet sites, it is realistic to interpolate heat index values between 111 and 115 degrees across inland Willacy County during the afternoon of July 10th. Slightly lower values are common here compared with locations in Kenedy/Brooks and Cameron, due to the populated areas being in a zone of slightly lower, but still dangerous, high temperatures.

Heat in WILLACY, TEXAS
From 12-JUL-23 11:53:00 to 12-JUL-23 15:52:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

By proxy with nearby ASOS, AWOS, and Texas Water Development Board Mesonet sites, it is realistic to interpolate heat index values between 111 and 115 degrees across inland Willacy County during the afternoon of July 12th. Slightly lower values are common here compared with locations in Kenedy/Brooks and Cameron, due to the populated areas being in a zone of slightly lower, but still dangerous, high temperatures.

Heat in COASTAL CAMERON, TEXAS
From 10-JUL-23 11:53:00 to 10-JUL-23 13:53:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Cameron County Airport ASOS reported a heat index of 111 by 12:53 PM CDT, with 111 or higher values persisting until approximately 2:53 PM CDT on July 10th.