Alert archive / Texas / Severe Thunderstorm Watches in 2025
Severe Thunderstorm Watch 340
The Storm Prediction Center issued this severe thunderstorm watch at May 28, 2025, 12:44 AM CDT for 22 counties in Texas. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- May 28, 2025, 12:44 AM CDT (05:44 UTC)
- Expired
- May 28, 2025, 8:00 AM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 22 counties
Bee County, TX, Brooks County, TX, Cameron County, TX, Dimmit County, TX, Duval County, TX, Hidalgo County, TX, Jim Hogg County, TX, Jim Wells County, TX, Kenedy County, TX, Kinney County, TX, Kleberg County, TX, La Salle County, TX, Live Oak County, TX, Maverick County, TX, McMullen County, TX, Nueces County, TX, San Patricio County, TX, Starr County, TX, Val Verde County, TX, Webb County, TX, Willacy County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 164 km from the middle of the area, began a volume at 05:48 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 10%
- One or more EF2 to EF5 tornadoes
- 2%
- Ten or more severe wind reports
- 40%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 30%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 3:38 AM CDT | Severe Thunderstorm Warning | BRO | Zapata | 67 min |
| May 28, 4:31 AM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg, Zapata | 59 min |
| May 28, 5:04 AM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg, Starr, Zapata | 56 min |
| May 28, 5:05 AM CDT | Flash Flood Warning | CRP | Kleberg, Nueces | 3 hr |
| May 28, 5:09 AM CDT | Flash Flood Warning | CRP | Aransas, Calhoun, Refugio, San Patricio | 3 hr |
| May 28, 6:28 AM CDT | Severe Thunderstorm Warning | BRO | Hidalgo | 62 min |
| May 28, 6:57 AM CDT | Severe Thunderstorm Warning | BRO | Cameron, Hidalgo, Kenedy, Willacy | 48 min |
| May 28, 7:43 AM CDT | Severe Thunderstorm Warning | BRO | Cameron, Willacy | 47 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 5.7 hours before the alert went out and 181 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.
- Mixed-layer CAPE
- 1475 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 1011 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 3.1
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 7:41 PM CDT | Mesoscale Discussion | SPC | Brewster, Crane, Crockett, Ector, Loving, Midland and 8 more | 64 min |
| May 27, 9:57 PM CDT | Mesoscale Discussion | SPC | Andrews, Coke, Concho, Crane, Crockett, Ector and 16 more | 2 hr |
| May 27, 11:26 PM CDT | Mesoscale Discussion | SPC | Brooks, Dimmit, Duval, Jim Hogg, Jim Wells, Kleberg and 4 more | 2 hr |
| May 27, 11:38 PM CDT | Mesoscale Discussion | SPC | Brooks, Dimmit, Duval, Jim Hogg, Jim Wells, Kleberg and 4 more | 2 hr |
| May 28, 3:37 AM CDT | Mesoscale Discussion | SPC | Bandera, Bexar, Caldwell, Comal, Gonzales, Guadalupe and 4 more | 83 min |
| May 28, 12:20 PM CDT | Mesoscale Discussion | SPC | Bell, Blanco, Brown, Burnet, Callahan, Coleman and 21 more | 115 min |
| May 28, 12:53 PM CDT | Mesoscale Discussion | SPC | Dallam, Sherman | 3 hr |
| May 28, 2:04 PM CDT | Severe Thunderstorm Watch | SPC | Dallam, Hartley, Moore, Sherman | 7 hr |
| May 28, 2:15 PM CDT | Tornado Watch | SPC | Hansford, Hemphill, Hutchinson, Lipscomb, Ochiltree, Roberts | 8 hr |
| May 28, 2:43 PM CDT | Severe Thunderstorm Watch | SPC | Bastrop, Bell, Blanco, Bosque, Brown, Burnet and 35 more | 7 hr |
| May 28, 3:38 PM CDT | Mesoscale Discussion | SPC | Brewster, Jeff Davis, Pecos, Presidio, Reeves, Ward | 97 min |
| May 28, 3:58 PM CDT | Mesoscale Discussion | SPC | Bell, Bosque, Brown, Burnet, Callahan, Coleman and 20 more | 92 min |
| May 28, 6:26 PM CDT | Mesoscale Discussion | SPC | Bell, Blanco, Brown, Burnet, Coleman, Concho and 9 more | 94 min |
Nearby
Severe Thunderstorm Watches in Texas, 2025Every severe thunderstorm watch in 2025
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.