Alert archive / Texas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 313, NWS Amarillo, TX

September 15, 2026Gray County, Wheeler County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Sep 15, 2026, 2:50 PM CDT for Gray County, Wheeler County, Texas. It was in force for 21 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
Sep 15, 2026, 2:50 PM CDT (19:50 UTC)
Expired
Sep 15, 2026, 3:11 PM CDT
In force
21 min
Issued by
NWS Amarillo, TX
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Gray County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 108 km from the middle of the area, began a volume at 19:52 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 nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 7.8 hours before the alert went out and 286 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 2026-09-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 579 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 2026-09-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
579 J/kg
Mixed-layer CIN
-173 J/kg
Mixed-layer LCL
1385 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 14, 9:31 PM CDTSpecial Weather StatementAMAOldham29 min
Sep 14, 10:13 PM CDTSpecial Weather StatementAMARandall32 min
Sep 15, 2:21 PM CDTSpecial Weather StatementAMAArmstrong24 min
Sep 15, 2:45 PM CDTSpecial Weather StatementAMAGray30 min
Sep 15, 2:54 PM CDTSpecial Weather StatementAMACarson36 min
Sep 15, 3:06 PM CDTSpecial Weather StatementAMADeaf Smith24 min
Sep 15, 3:22 PM CDTSpecial Weather StatementAMACarson23 min
Sep 15, 3:27 PM CDTSpecial Weather StatementAMADonley33 min
Sep 15, 3:31 PM CDTSpecial Weather StatementAMADeaf Smith29 min
Sep 15, 3:33 PM CDTAreal Flood AdvisoryAMADeaf Smith3 hr
Sep 15, 3:53 PM CDTSpecial Weather StatementAMARoberts37 min
Sep 15, 3:55 PM CDTSpecial Weather StatementAMADonley35 min
Sep 15, 3:58 PM CDTSpecial Weather StatementAMAOldham32 min
Sep 15, 4:09 PM CDTSpecial Weather StatementAMAHemphill36 min
Sep 15, 4:27 PM CDTSevere Thunderstorm WarningAMACollingsworth, Donley, Gray, Wheeler52 min
Sep 15, 4:35 PM CDTSpecial Weather StatementAMAHemphill, Wheeler25 min
Sep 15, 4:43 PM CDTSpecial Weather StatementAMAGray32 min
Sep 15, 4:58 PM CDTSpecial Weather StatementAMAHemphill, Wheeler47 min
Sep 15, 5:13 PM CDTSevere Thunderstorm WarningAMAHemphill, Lipscomb19 min
Sep 15, 5:25 PM CDTSpecial Weather StatementAMAHemphill35 min
Sep 15, 5:41 PM CDTAreal Flood AdvisoryAMAGray, Roberts3 hr

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.