Alert archive / Texas / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 149, NWS Austin/San Antonio, TX

May 28, 2024Val Verde County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 28, 2024, 5:55 PM CDT for Val Verde County, Texas. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 28, 2024, 5:55 PM CDT (22:55 UTC)
Expired: May 28, 2024, 7:00 PM CDT
In force: 65 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Val Verde County, TX

The radar

The Laughlin AFB radar (KDFX), 109 km from the middle of the area, began a volume at 22:55 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 28, 2:07 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 10.9 hours before the alert went out and 250 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 669 J/kg
Mixed-layer CIN: -314 J/kg
Mixed-layer LCL: 2647 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 69 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 28, 3:49 PM CDT, 2 hours 6 minutes earlier.

Area forecast discussion, May 28, 3:49 PM CDT, 2 hours 6 minutes before

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Hazardous weather outlook, May 28, 3:53 AM CDT, 14 hours 2 minutes before

Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
353 AM CDT Tue May 28 2024

TXZ171>173-183>194-202>209-217>225-228-290900-
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
353 AM CDT Tue May 28 2024

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...Today And Tonight.

Dangerous heat will be expected this afternoon with heat indices
as high as 110 degrees across our southern most counties. Heat
Advisory in effect from Noon through 7 PM CDT across these
locations.

There is a level 2 to 3 out of 5 risk for severe thunderstorms
across all of South Central Texas from this evening into tonight.
Large hail and damaging winds are the primary threats. Isolated
tornado possible as well.

There is a level 1 to 2 out of 4 risk for excessive rainfall
across most of our area. A corridor of heavy rainfall where 1 to
3 inches could fall with locally higher amounts, is possible
across our northern/northeastern most counties.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The potential for strong to severe storms and locally heavy rains
mainly during the afternoon into evening hours will continue for
the remainder of the week into next weekend.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to submit reports from any storms during
this evening through tonight, and in the week ahead.

In the hours before

Special weather statement, May 28, 11:55 AM CDT, 6 hours before

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Special weather statement, May 28, 11:58 AM CDT, 5 hours 57 minutes before

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Special weather statement, May 28, 12:43 PM CDT, 5 hours 12 minutes before

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Special weather statement, May 28, 1:05 PM CDT, 4 hours 50 minutes before

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Special weather statement, May 28, 1:23 PM CDT, 4 hours 32 minutes before

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Special weather statement, May 28, 2:26 PM CDT, 3 hours 29 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
226 PM CDT Tue May 28 2024

TXZ224-282015-
De Witt TX-
226 PM CDT Tue May 28 2024

...A strong thunderstorm will impact portions of central DeWitt
County through 315 PM CDT...

At 226 PM CDT, Doppler radar was tracking a strong thunderstorm over
Westhoff, or 10 miles northwest of Cuero, moving southeast at 15 mph.

HAZARD...Winds in excess of 40 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Cuero, Westhoff, Edgar, Concrete, and Terryville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 2901 9711 2911 9762 2925 9743 2926 9712
      2911 9698
TIME...MOT...LOC 1926Z 294DEG 14KT 2920 9743

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

MM

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 27, 7:10 PM CDT	Special Weather Statement	EWX	Real	50 min
May 28, 2:35 AM CDT	Heat Advisory	EWX	Atascosa, DeWitt, Dimmit, Frio, Gonzales, Karnes and 4 more	15 hr
May 28, 11:30 AM CDT	Special Weather Statement	EWX	Blanco	45 min
May 28, 11:55 AM CDT	Special Weather Statement	EWX	Hays	50 min
May 28, 11:58 AM CDT	Special Weather Statement	EWX	Caldwell, Comal, Gonzales, Guadalupe	47 min
May 28, 12:43 PM CDT	Special Weather Statement	EWX	Bexar, Gonzales, Guadalupe, Wilson	47 min
May 28, 12:52 PM CDT	Severe Thunderstorm Warning	EWX	Gonzales, Lavaca	21 min
May 28, 1:05 PM CDT	Special Weather Statement	EWX	Lavaca	40 min
May 28, 1:23 PM CDT	Special Weather Statement	EWX	Lavaca	52 min
May 28, 2:26 PM CDT	Special Weather Statement	EWX	DeWitt	49 min
May 28, 2:30 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt	31 min
May 28, 6:59 PM CDT	Special Weather Statement	EWX	Val Verde	46 min

Nearby

Severe Thunderstorm Warnings in Texas, 2024 Every severe thunderstorm warning in 2024

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.