Alert archive / Texas / Excessive Heat Warnings in 2021

Excessive Heat Warning 2, NWS Midland/Odessa, TX

June 19, 20215 counties in Texas; Eddy County, New Mexico

NWS Midland/Odessa, TX issued this excessive heat warning at Jun 19, 2021, 2:15 PM CDT for 5 counties in Texas; Eddy County, New Mexico. It took effect at Jun 20, 2021, 1:00 PM CDT. It was in force for 7 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 19, 2021, 2:15 PM CDT (19:15 UTC)
In effect from
Jun 20, 2021, 1:00 PM CDT
Expired
Jun 20, 2021, 8:00 PM CDT
In force
7 hr
Issued by
NWS Midland/Odessa, TX

Counties Eddy County, NM, Brewster County, TX, Culberson County, TX, Jeff Davis County, TX, Presidio County, TX, Reeves County, TX

The radar

The Midland/Odessa radar (KMAF), 205 km from the middle of the area, began a volume at 19:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 7.3 hours before the alert went out and 205 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Midland Regional, TX at 12:00Z on 2021-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2021-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1907 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

063 
WWUS74 KMAF 191915
NPWMAF

URGENT - WEATHER MESSAGE
National Weather Service Midland/Odessa TX
215 PM CDT Sat Jun 19 2021

NMZ027-TXZ271-275-277-278-201030-
/O.UPG.KMAF.EH.A.0001.210620T1800Z-210621T0100Z/
/O.NEW.KMAF.EH.W.0002.210620T1800Z-210621T0100Z/
Guadalupe Mountains of Eddy County-
Guadalupe and Delaware Mountains-Chinati Mountains-
Davis Mountains-Davis Mountains Foothills-
Including the cities of Queen, Guadalupe Mountains NP, 
Pine Springs, Fort Davis, and Alpine
215 PM CDT Sat Jun 19 2021 /115 PM MDT Sat Jun 19 2021/

...EXCESSIVE HEAT WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ TO
8 PM CDT /7 PM MDT/ SUNDAY...

* WHAT...Dangerously hot conditions with temperatures 100 to 103 
  degrees expected.

* WHERE...In New Mexico, elevations between 5000 and 6500 ft in
  the Guadalupe Mountains of Eddy County. In Texas, elevations
  between 5000 and 6500 ft in the Guadalupe and Delaware Mountains, 
  Chinati Mountains, and Davis Mountains including the foothills.

* WHEN...From 1 PM CDT /noon MDT/ to 8 PM CDT /7 PM MDT/ Sunday.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

NMZ028-029-033-034-TXZ045-046-050-051-059>062-067-068-075-270-
272>274-276-279>282-201030-
/O.NEW.KMAF.HT.Y.0007.210620T1800Z-210621T0100Z/
Eddy County Plains-Northern Lea County-Central Lea County-
Southern Lea County-Gaines-Dawson-Andrews-Martin-Loving-Winkler-
Ector-Midland-Ward-Crane-Pecos-
Guadalupe Mountains Above 7000 Feet-
Van Horn and Highway 54 Corridor-Eastern Culberson County-
Reeves County Plains-Marfa Plateau-Central Brewster County-
Chisos Basin-Presidio Valley-Lower Brewster County-
Including the cities of Artesia, Carlsbad, Carlsbad Caverns NP, 
Tatum, Hobbs, Lovington, Eunice, Jal, Seminole, Lamesa, Andrews, 
Stanton, Mentone, Kermit, Odessa, Midland, Monahans, Crane, 
Fort Stockton, Guadalupe Mountains NP, Van Horn, Pecos, Marfa, 
Big Bend NP, Panther Junction, Marathon, Chisos Basin, Presidio, 
Lajitas, and Castolon
215 PM CDT Sat Jun 19 2021 /115 PM MDT Sat Jun 19 2021/

...HEAT ADVISORY IN EFFECT FROM 1 PM CDT /NOON MDT/ TO 8 PM CDT
/7 PM MDT/ SUNDAY...

* WHAT...Temperatures up to 99 degrees in the mountains, up to
  105 degrees in the plains and 108 to 114 degrees along the 
  river valleys.

* WHERE...All of southeast New Mexico and much of southwest and 
  western Texas.

* WHEN...From 1 PM CDT /noon MDT/ to 8 PM CDT /7 PM MDT/ Sunday.

* IMPACTS...Hot temperatures may cause heat illnesses to occur.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/maf
2 follow-up statements
162 
WWUS74 KMAF 200712
NPWMAF

URGENT - WEATHER MESSAGE
National Weather Service Midland/Odessa TX
212 AM CDT Sun Jun 20 2021

TXZ271-201915-
/O.NEW.KMAF.HW.A.0029.210621T2100Z-210622T0600Z/
/O.CON.KMAF.EH.W.0002.210620T1800Z-210621T0100Z/
Guadalupe and Delaware Mountains-
Including the cities of Guadalupe Mountains NP and Pine Springs
112 AM MDT Sun Jun 20 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON TODAY TO
7 PM MDT THIS EVENING...
...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH MONDAY
EVENING...

* WHAT...For the Excessive Heat Warning, dangerously hot
  conditions with temperatures up to 102 expected. For the High 
  Wind Watch, northeast winds 40 to 50 mph with gusts up to 60 mph
  possible.

* WHERE...Elevations between 5000 and 6500 feet in the Guadalupe
  and Delaware Mountains in Texas for the Excessive Heat Warning.
  Mainly Guadalupe Pass for the High Wind Watch.

* WHEN...For the Excessive Heat Warning, from noon today to 7 PM 
  MDT this evening. For the High Wind Watch, from Monday 
  afternoon through Monday evening.

* IMPACTS...Travel could be difficult through Guadalupe Pass due
  to high winds, especially for high profile vehicles. Extreme 
  heat will significantly increase the potential for heat related 
  illnesses, particularly for those working or participating in 
  outdoor activities.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

NMZ027-TXZ275-277-278-201915-
/O.CON.KMAF.EH.W.0002.210620T1800Z-210621T0100Z/
Guadalupe Mountains of Eddy County-Chinati Mountains-
Davis Mountains-Davis Mountains Foothills-
Including the cities of Queen, Fort Davis, and Alpine
212 AM CDT Sun Jun 20 2021 /112 AM MDT Sun Jun 20 2021/

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON
MDT/ THIS AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING...

* WHAT...Dangerously hot conditions with temperatures up to 103 
  expected.

* WHERE...In New Mexico, elevations between 5000 and 6500 feet in
  the Guadalupe Mountains of Eddy County. In Texas, elevations
  between 5000 and 6500 feet in the Davis Mountains Foothills, and
  the Davis and Chinati Mountains.

* WHEN...From 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 
  PM MDT/ this evening.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

NMZ028-029-033-034-TXZ045-046-050-051-059>062-067-068-075-270-
272>274-276-279>282-201915-
/O.CON.KMAF.HT.Y.0007.210620T1800Z-210621T0100Z/
Eddy County Plains-Northern Lea County-Central Lea County-
Southern Lea County-Gaines-Dawson-Andrews-Martin-Loving-Winkler-
Ector-Midland-Ward-Crane-Pecos-
Guadalupe Mountains Above 7000 Feet-
Van Horn and Highway 54 Corridor-Eastern Culberson County-
Reeves County Plains-Marfa Plateau-Central Brewster County-
Chisos Basin-Presidio Valley-Lower Brewster County-
Including the cities of Artesia, Carlsbad, Carlsbad Caverns NP, 
Tatum, Hobbs, Lovington, Eunice, Jal, Seminole, Lamesa, Andrews, 
Stanton, Mentone, Kermit, Odessa, Midland, Monahans, Crane, 
Fort Stockton, Guadalupe Mountains NP, Van Horn, Pecos, Marfa, 
Big Bend NP, Panther Junction, Marathon, Chisos Basin, Presidio, 
Lajitas, and Castolon
212 AM CDT Sun Jun 20 2021 /112 AM MDT Sun Jun 20 2021/

...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS
AFTERNOON TO 8 PM CDT /7 PM MDT/ THIS EVENING...

* WHAT...Temperatures up to 99 degrees in the mountains, up to 105
  degrees in the plains and 108 to 114 degrees along the river 
  valleys.

* WHERE...Southeast New Mexico and much of southwest and western 
  Texas.

* WHEN...From 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 
  PM MDT/ this evening.

* IMPACTS...Hot temperatures may cause heat illnesses to occur.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/maf
439 
WWUS74 KMAF 201948
NPWMAF

URGENT - WEATHER MESSAGE
National Weather Service Midland/Odessa TX
248 PM CDT Sun Jun 20 2021

TXZ275-277-278-210800-
/O.NEW.KMAF.HT.Y.0008.210621T1700Z-210622T0200Z/
/O.CON.KMAF.EH.W.0002.000000T0000Z-210621T0100Z/
Chinati Mountains-Davis Mountains-Davis Mountains Foothills-
Including the cities of Fort Davis and Alpine
248 PM CDT Sun Jun 20 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
...HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT MONDAY...

* WHAT...For the Excessive Heat Warning, dangerously hot 
  conditions with temperatures up to 103. For the Heat Advisory, 
  temperatures up to 100 expected.

* WHERE...Davis Mountains Foothills, and Chinati and Davis 
  Mountains.

* WHEN...For the Excessive Heat Warning, until 8 PM CDT this 
  evening. For the Heat Advisory, from noon to 9 PM CDT Monday.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

TXZ271-210800-
/O.CON.KMAF.EH.W.0002.000000T0000Z-210621T0100Z/
/O.CON.KMAF.HW.A.0029.210621T2100Z-210622T0600Z/
Guadalupe and Delaware Mountains-
Including the cities of Guadalupe Mountains NP and Pine Springs
148 PM MDT Sun Jun 20 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS
EVENING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH MONDAY EVENING...

* WHAT...For the Excessive Heat Warning, dangerously hot
  conditions with temperatures up to 102 expected. For the High
  Wind Watch, northeast winds 35 to 45 mph with gusts up to 55 
  mph possible.

* WHERE...Elevations between 5000 and 6500 feet in the Guadalupe 
  and Delaware Mountains in Texas for the Excessive Heat 
  Warning. Mainly Guadalupe Pass for the High Wind Watch.

* WHEN...For the Excessive Heat Warning, from noon today to 7 PM 
  MDT this evening. For the High Wind Watch, from Monday 
  afternoon through Monday evening.

* IMPACTS...Travel could be difficult through Guadalupe Pass due 
  to high winds, especially for high profile vehicles. Extreme 
  heat will significantly increase the potential for heat 
  related illnesses, particularly for those working or 
  participating in outdoor activities.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

NMZ027-210100-
/O.CON.KMAF.EH.W.0002.000000T0000Z-210621T0100Z/
Guadalupe Mountains of Eddy County-
Including the city of Queen
148 PM MDT Sun Jun 20 2021

...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM MDT THIS
EVENING...

* WHAT...Dangerously hot conditions with temperatures up to 103 
  expected.

* WHERE...In New Mexico, elevations between 5000 and 6500 feet 
  in the Guadalupe Mountains of Eddy County. In Texas, 
  elevations between 5000 and 6500 feet in the Davis Mountains 
  Foothills, and the Davis and Chinati Mountains.

* WHEN...From 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 
  PM MDT/ this evening.

* IMPACTS...Extreme heat will significantly increase the 
  potential for heat related illnesses, particularly for those 
  working or participating in outdoor activities.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

TXZ276-279>282-210800-
/O.NEW.KMAF.HT.Y.0008.210621T1700Z-210622T0200Z/
/O.CON.KMAF.HT.Y.0007.000000T0000Z-210621T0100Z/
Marfa Plateau-Central Brewster County-Chisos Basin-
Presidio Valley-Lower Brewster County-
Including the cities of Marfa, Big Bend NP, Panther Junction, 
Marathon, Chisos Basin, Presidio, Lajitas, and Castolon
248 PM CDT Sun Jun 20 2021

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT MONDAY...

* WHAT...For the first Heat Advisory, temperatures up to 106. 
  For the second Heat Advisory, temperatures up to 107 expected.

* WHERE...Rio Grande Valley, Marfa Plateau, Central Brewster, 
  and Chisos Basin.

* WHEN...For the first Heat Advisory, until 8 PM CDT this 
  evening. For the second Heat Advisory, from noon to 9 PM CDT 
  Monday.

* IMPACTS...Hot temperatures may cause heat illnesses to occur.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

NMZ028-029-033-034-TXZ045-046-050-051-059>062-067-068-075-270-
272>274-210100-
/O.CON.KMAF.HT.Y.0007.000000T0000Z-210621T0100Z/
Eddy County Plains-Northern Lea County-Central Lea County-
Southern Lea County-Gaines-Dawson-Andrews-Martin-Loving-Winkler-
Ector-Midland-Ward-Crane-Pecos-
Guadalupe Mountains Above 7000 Feet-
Van Horn and Highway 54 Corridor-Eastern Culberson County-
Reeves County Plains-
Including the cities of Artesia, Carlsbad, Carlsbad Caverns NP, 
Tatum, Hobbs, Lovington, Eunice, Jal, Seminole, Lamesa, Andrews, 
Stanton, Mentone, Kermit, Odessa, Midland, Monahans, Crane, 
Fort Stockton, Guadalupe Mountains NP, Van Horn, and Pecos
248 PM CDT Sun Jun 20 2021 /148 PM MDT Sun Jun 20 2021/

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT /7 PM MDT/ THIS
EVENING...

* WHAT...Temperatures up to 99 degrees in the mountains, up to 
  105 degrees in the plains and 108 to 114 degrees along the 
  river valleys.

* WHERE...Southeast New Mexico and much of southwest and western 
  Texas.

* WHEN...From 1 PM CDT /noon MDT/ this afternoon to 8 PM CDT /7 
  PM MDT/ this evening.

* IMPACTS...Hot temperatures may cause heat illnesses to occur.

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. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/maf

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 19, 2:54 AM CDTExcessive Heat WatchMAFBrewster, Culberson, Jeff Davis, Presidio, Reeves11 hr
Jun 19, 2:15 PM CDTHeat AdvisoryMAFAndrews, Brewster, Crane, Culberson, Dawson, Ector and 10 more30 hr

Nearby

Excessive Heat Warnings in Texas, 2021Excessive Heat Warnings in New Mexico, 2021Every excessive heat warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.