Alert archive / Texas / Extreme Heat Warnings / 2026
Extreme Heat Warnings in Texas, August 2026
15 extreme heat warnings in August 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of extreme heat warnings reaches back to 2005.
Extreme Heat Warnings by county
Each county as a circle sized by its count in August 2026. Tap one for its archive.
- Extreme Heat Warnings
- 15
- Busiest day
- August 23, 20268 extreme heat warnings
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 12:38 AM CDT | Extreme Heat Warning | AMA | Randall | 20 hr |
| Aug 17, 12:45 PM CDT | Extreme Heat Warning | FWD | Collin, Cooke, Dallas, Delta, Denton, Eastland and 22 more | 5 days |
| Aug 19, 12:28 PM CDT | Extreme Heat Warning | OUN | Clay | 57 hr |
| Aug 20, 12:25 AM CDT | Extreme Heat Warning | SHV | Bowie, Camp, Cass, Franklin, Morris, Red River and 1 more | 20 hr |
| Aug 20, 12:54 PM CDT | Extreme Heat Warning | LCH | Hardin, Jasper, Jefferson, Newton, Orange, Tyler | 31 hr |
| Aug 21, 12:29 AM CDT | Extreme Heat Warning | SHV | Angelina, Cherokee, Gregg, Harrison, Marion, Nacogdoches and 8 more | 20 hr |
| Aug 22, 8:02 PM CDT | Extreme Heat Warning | LUB | Briscoe, Childress, Cottle, Hall, Motley | 24 hr |
| Aug 22, 8:39 PM CDT | Extreme Heat Warning | FWD | Anderson, Bell, Bosque, Collin, Comanche, Cooke and 40 more | 3 days |
| Aug 22, 10:48 PM CDT | Extreme Heat Warning | AMA | Collingsworth, Donley, Randall | 21 hr |
| Aug 22, 11:02 PM CDT | Extreme Heat Warning | OUN | Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more | 21 hr |
| Aug 22, 11:06 PM CDT | Extreme Heat Warning | EWX | Bastrop, Burnet, Caldwell, Fayette, Gonzales, Lavaca and 4 more | 44 hr |
| Aug 23, 11:15 AM CDT | Extreme Heat Warning | SJT | Callahan, Fisher, Haskell, Jones, Nolan, Shackelford and 2 more | 32 hr |
| Aug 23, 11:59 AM CDT | Extreme Heat Warning | LUB | Briscoe, Childress, Cottle, Dickens, Garza, Hall and 4 more | 32 hr |
| Aug 23, 12:47 PM CDT | Extreme Heat Warning | OUN | Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more | 31 hr |
| Aug 25, 12:09 AM CDT | Extreme Heat Warning | OUN | Clay, Wichita, Wilbarger | 19 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clay County4
- Wichita County3
- Wilbarger County3
- Randall County2
- Collin County2
- Cooke County2
- Dallas County2
- Delta County2
- Denton County2
- Eastland County2
- Ellis County2
- Erath County2
- Fannin County2
- Grayson County2
- Hood County2
- Hopkins County2
- Hunt County2
- Jack County2
- Johnson County2
- Kaufman County2
- Lamar County2
- Montague County2
- Palo Pinto County2
- Parker County2
- Rains County2
- Rockwall County2
- Somervell County2
- Stephens County2
- Tarrant County2
- Van Zandt County2
- Wise County2
- Young County2
- Briscoe County2
- Childress County2
- Cottle County2
- Hall County2
- Motley County2
- Archer County2
- Baylor County2
- Foard County2
72 more counties
- Hardeman County2
- Knox County2
- Bowie County1
- Camp County1
- Cass County1
- Franklin County1
- Morris County1
- Red River County1
- Titus County1
- Hardin County1
- Jasper County1
- Jefferson County1
- Newton County1
- Orange County1
- Tyler County1
- Angelina County1
- Cherokee County1
- Gregg County1
- Harrison County1
- Marion County1
- Nacogdoches County1
- Panola County1
- Rusk County1
- Sabine County1
- San Augustine County1
- Shelby County1
- Smith County1
- Upshur County1
- Wood County1
- Anderson County1
- Bell County1
- Bosque County1
- Comanche County1
- Coryell County1
- Falls County1
- Freestone County1
- Hamilton County1
- Henderson County1
- Hill County1
- Lampasas County1
- Leon County1
- Limestone County1
- McLennan County1
- Milam County1
- Mills County1
- Navarro County1
- Robertson County1
- Collingsworth County1
- Donley County1
- Bastrop County1
- Burnet County1
- Caldwell County1
- Fayette County1
- Gonzales County1
- Lavaca County1
- Lee County1
- Llano County1
- Travis County1
- Williamson County1
- Callahan County1
- Fisher County1
- Haskell County1
- Jones County1
- Nolan County1
- Shackelford County1
- Taylor County1
- Throckmorton County1
- Dickens County1
- Garza County1
- Kent County1
- King County1
- Stonewall County1
Nearby
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.