Alert archive / Texas / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 69, NWS Brownsville, TX

May 28, 2025Jim Hogg County, Zapata County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at May 28, 2025, 4:31 AM CDT for Jim Hogg County, Zapata County, Texas. It was in force for 59 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, 2025, 4:31 AM CDT (09:31 UTC)
Expired
May 28, 2025, 5:30 AM CDT
In force
59 min
Issued by
NWS Brownsville, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Jim Hogg County, TX, Zapata County, TX

The radar

The Corpus Christi radar (KCRP), 164 km from the middle of the area, began a volume at 09:34 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.

IssuedProductOfficeLasted
May 28, 12:44 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 9.5 hours before the alert went out and 176 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, Corpus Christi, TX at 00:00Z on 2025-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1475 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2025-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.193958Sfc1 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
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

Open this sounding in Storm Lab

The office that day

Everything else NWS Brownsville, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 28, 3:38 AM CDTSevere Thunderstorm WarningBROZapata67 min
May 28, 5:04 AM CDTSevere Thunderstorm WarningBROJim Hogg, Starr, Zapata56 min
May 28, 5:34 AM CDTSpecial Weather StatementBROBrooks, Jim Hogg56 min
May 28, 6:01 AM CDTSpecial Weather StatementBROHidalgo, Starr59 min
May 28, 6:19 AM CDTAreal Flood AdvisoryBROHidalgo, Starr56 min
May 28, 6:28 AM CDTSevere Thunderstorm WarningBROHidalgo62 min
May 28, 6:33 AM CDTSpecial Weather StatementBROKenedy57 min
May 28, 6:36 AM CDTSpecial Weather StatementBROWillacy54 min
May 28, 6:46 AM CDTSpecial Weather StatementBROHidalgo59 min
May 28, 6:57 AM CDTSevere Thunderstorm Warning Considerable damage threatBROCameron, Hidalgo, Kenedy, Willacy48 min
May 28, 7:26 AM CDTSpecial Marine WarningBRO94 min
May 28, 7:43 AM CDTSevere Thunderstorm Warning Considerable damage threatBROCameron, Willacy47 min
May 28, 7:50 AM CDTSpecial Weather StatementBROCameron55 min
May 28, 8:09 AM CDTSpecial Marine WarningBRO51 min
May 28, 8:32 AM CDTSpecial Weather StatementBROCameron43 min
May 28, 8:57 AM CDTSpecial Marine WarningBRO2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2025Every severe thunderstorm warning 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.