Alert archive / Texas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 263, NWS Lubbock, TX

September 15, 2023Briscoe County, Swisher County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Sep 15, 2023, 10:23 PM CDT for Briscoe County, Swisher County, Texas. It was in force for 67 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, 2023, 10:23 PM CDT (03:23 UTC)
Expired
Sep 15, 2023, 11:30 PM CDT
In force
67 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Briscoe County, TX, Swisher County, TX

The radar

The Amarillo radar (KAMA), 81 km from the middle of the area, began a volume at 03:26 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
Sep 15, 5:38 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 3.4 hours before the alert went out and 295 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, Midland Regional, TX at 00:00Z on 2023-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1339 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, Midland Regional, TX at 00:00Z on 2023-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.19395878Sfc1 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
1339 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1473 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.1

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 Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 15, 6:41 PM CDT, 3 hours 42 minutes earlier.

Area forecast discussion, Sep 15, 6:41 PM CDT, 3 hours 42 minutes before
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Hazardous weather outlook, Sep 15, 1:23 PM CDT, 9 hours before
Hazardous Weather Outlook
National Weather Service Lubbock TX
123 PM CDT Fri Sep 15 2023

TXZ021>044-161830-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd-
Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-
Terry-Lynn-Garza-Kent-Stonewall-
123 PM CDT Fri Sep 15 2023

This Hazardous Weather Outlook is for the South Plains, Rolling
Plains, and the far Southern Texas Panhandle.

.DAY ONE...This afternoon and tonight.

Isolated thunderstorms will be possible late this afternoon and
evening with the highest chances near the New Mexico state line. Hail
up to golf ball size and wind gusts to 60 mph will be possible with
this isolated activity. An additional round of more widespread
thunderstorms is expected later tonight with primary hazards being
wind gusts up to 70 mph and localized heavy rainfall.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Thunderstorm chances return for the Monday through Thursday period,
mainly across areas to the east of the Interstate 27 corridor. Some
storms may produce locally heavy rainfall and strong winds.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 15, 9:38 PM CDTSevere Thunderstorm WarningLUBCastro, Lamb, Swisher52 min
Sep 15, 10:30 PM CDTSevere Thunderstorm WarningLUBCastro, Floyd, Hale, Swisher60 min
Sep 15, 10:33 PM CDTSevere Thunderstorm WarningLUBParmer57 min
Sep 15, 11:13 PM CDTAreal Flood AdvisoryLUBCastro, Hale, Swisher2 hr
Sep 15, 11:25 PM CDTAreal Flood AdvisoryLUBParmer2 hr
Sep 15, 11:29 PM CDTSevere Thunderstorm WarningLUBBailey, Castro, Lamb, Parmer, Swisher61 min
Sep 16, 12:21 AM CDTSevere Thunderstorm WarningLUBCrosby, Dickens, Floyd, Motley54 min
Sep 16, 12:29 AM CDTAreal Flood AdvisoryLUBHale3 hr
Sep 16, 12:43 AM CDTAreal Flood AdvisoryLUBFloyd, Hale, Motley3 hr
Sep 16, 1:15 AM CDTAreal Flood AdvisoryLUBHockley, Lubbock3 hr
Sep 16, 1:35 AM CDTSevere Thunderstorm Warning Destructive damage threatLUBDickens55 min
Sep 16, 1:39 AM CDTFlash Flood WarningLUBDickens112 min
Sep 16, 1:54 AM CDTSevere Thunderstorm WarningLUBHockley, Lubbock, Lynn66 min
Sep 16, 2:13 AM CDTAreal Flood AdvisoryLUBLubbock2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2023Every severe thunderstorm warning in 2023

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.