Alert archive / Texas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 49, NWS San Angelo, TX

April 15, 2026Shackelford County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Apr 15, 2026, 5:54 PM CDT for Shackelford County, Texas. It was in force for 20 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
Apr 15, 2026, 5:54 PM CDT (22:54 UTC)
Expired
Apr 15, 2026, 6:14 PM CDT
In force
20 min
Issued by
NWS San Angelo, TX
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

County Shackelford County, TX

The radar

The Dyess AFB radar (KDYX), 24 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.

IssuedProductOfficeLasted
Apr 15, 4:41 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 10.9 hours before the alert went out and 330 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, Norman, OK at 12:00Z on 2026-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1732 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, Norman, OK at 12:00Z on 2026-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 354 square meters per square second.1939587897117Sfc1 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
1732 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
554 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
354 m²/s²
0-3 km storm-relative helicity
400 m²/s²
Significant tornado parameter
3.7
Supercell composite
14.7

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 3:27 PM CDTSpecial Weather StatementSJTJones63 min
Apr 15, 3:56 PM CDTSevere Thunderstorm WarningSJTJones, Shackelford, Throckmorton64 min
Apr 15, 4:32 PM CDTSpecial Weather StatementSJTTaylor28 min
Apr 15, 4:38 PM CDTSevere Thunderstorm WarningSJTShackelford, Throckmorton38 min
Apr 15, 4:49 PM CDTSpecial Weather StatementSJTThrockmorton26 min
Apr 15, 4:58 PM CDTSpecial Weather StatementSJTShackelford47 min
Apr 15, 5:02 PM CDTSevere Thunderstorm WarningSJTShackelford58 min
Apr 15, 5:14 PM CDTSpecial Weather StatementSJTThrockmorton46 min
Apr 15, 5:59 PM CDTSpecial Weather StatementSJTTom Green46 min
Apr 15, 6:18 PM CDTSevere Thunderstorm WarningSJTCoke, Concho, Runnels, Tom Green42 min
Apr 15, 6:53 PM CDTSevere Thunderstorm WarningSJTColeman, Concho, Runnels, Tom Green67 min
Apr 15, 6:59 PM CDTSpecial Weather StatementSJTRunnels46 min

Nearby

Severe Thunderstorm Warnings in Texas, 2026Every severe thunderstorm warning in 2026

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.