Alert archive / Texas / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 105, NWS Lubbock, TX

May 23, 2020Garza County, Lynn County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at May 23, 2020, 6:41 PM CDT for Garza County, Lynn County, Texas. It was in force for 64 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 23, 2020, 6:41 PM CDT (23:41 UTC)
Expired: May 23, 2020, 7:45 PM CDT
In force: 64 min
Issued by: NWS Lubbock, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 2.0 in
Wind: 50.0 mph

Counties Garza County, TX, Lynn County, TX

The radar

The Lubbock radar (KLBB), 58 km from the middle of the area, began a volume at 23:44 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 23, 3:06 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.7 hours before the alert went out and 149 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: 805 J/kg
Mixed-layer CIN: -308 J/kg
Mixed-layer LCL: 2081 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 146 m²/s²
0-3 km storm-relative helicity: 101 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 Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 23, 6:35 PM CDT, 6 minutes earlier.

Area forecast discussion, May 23, 6:35 PM CDT, 6 minutes before

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Hazardous weather outlook, May 23, 10:45 AM CDT, 7 hours 56 minutes before

Hazardous Weather Outlook
National Weather Service Lubbock TX
1045 AM CDT Sat May 23 2020

TXZ021>044-241545-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd-
Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-
Terry-Lynn-Garza-Kent-Stonewall-
1045 AM CDT Sat May 23 2020

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

.DAY ONE...Today and tonight.

Scattered severe thunderstorms are possible later this afternoon and
evening from generally east of a line from Brownfield to Happy.
Thunderstorms will have potential for very large hail near 3 inches
diameter, wind gusts to 80 mph, isolated tornadoes, and localized
flash flooding. Elevated fire danger may develop over the western
South Plains and extreme southwest Texas Panhandle this afternoon.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Severe thunderstorms and local flooding will be possible over the
entire area Sunday afternoon into Sunday night. A few strong
thunderstorms along with locally intense rain and flooding may also
develop late Monday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed. Please relay any
information about severe weather to the NWS while following local,
state, and CDC guidelines.

In the hours before

Local storm report, May 23, 6:18 PM CDT, 23 minutes before

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Local storm report, May 23, 6:21 PM CDT, 20 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
621 PM CDT SAT MAY 23 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0601 PM     HAIL             1 NE LUBBOCK SOUTH PLAI 33.55N 101.91W
05/23/2020  M1.25 INCH       LUBBOCK            TX   NWS EMPLOYEE

&&

EVENT NUMBER LUB2000308

MLP

Local storm report, May 23, 6:23 PM CDT, 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
623 PM CDT SAT MAY 23 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0622 PM     HAIL             SILVERTON               34.47N 101.30W
05/23/2020  M2.75 INCH       BRISCOE            TX   TRAINED SPOTTER

&&

EVENT NUMBER LUB2000309

MLP

Local storm report, May 23, 6:28 PM CDT, 13 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
628 PM CDT SAT MAY 23 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0628 PM     HAIL             PLAINVIEW               34.19N 101.72W
05/23/2020  M1.00 INCH       HALE               TX   SOCIAL MEDIA

&&

EVENT NUMBER LUB2000310

MLP

Local storm report, May 23, 6:34 PM CDT, 7 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
634 PM CDT SAT MAY 23 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0623 PM     HAIL             WOLFFORTH               33.51N 102.01W
05/23/2020  M1.50 INCH       LUBBOCK            TX   SOCIAL MEDIA

&&

EVENT NUMBER LUB2000311

MLP

Local storm report, May 23, 6:38 PM CDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
638 PM CDT SAT MAY 23 2020

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0637 PM     TSTM WND GST     2 ENE TULIA             34.54N 101.74W
05/23/2020  M60 MPH          SWISHER            TX   MESONET

&&

EVENT NUMBER LUB2000312

MLP

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 7:41 PM CDT	Severe Thunderstorm Warning	LUB	King, Stonewall	49 min
May 22, 8:21 PM CDT	Severe Thunderstorm Warning	LUB	Stonewall	41 min
May 23, 3:41 PM CDT	Special Weather Statement	LUB	Castro	19 min
May 23, 3:48 PM CDT	Severe Thunderstorm Warning	LUB	Garza, Lynn	57 min
May 23, 3:55 PM CDT	Special Weather Statement	LUB	Swisher	20 min
May 23, 4:19 PM CDT	Severe Thunderstorm Warning	LUB	Castro, Lamb, Swisher	56 min
May 23, 4:31 PM CDT	Severe Thunderstorm Warning	LUB	Castro, Swisher	29 min
May 23, 4:41 PM CDT	Severe Thunderstorm Warning	LUB	Garza	64 min
May 23, 4:45 PM CDT	Severe Thunderstorm Warning	LUB	Crosby, Lubbock	60 min
May 23, 4:51 PM CDT	Tornado Warning	LUB	Garza	24 min
May 23, 5:13 PM CDT	Areal Flood Advisory	LUB	Garza	2 hr
May 23, 5:14 PM CDT	Tornado Warning Considerable damage threat	LUB	Garza	31 min
May 23, 5:33 PM CDT	Special Weather Statement	LUB	Hale, Hockley, Lamb	27 min
May 23, 5:39 PM CDT	Severe Thunderstorm Warning	LUB	Crosby, Floyd, Hale, Lubbock, Lynn	51 min
May 23, 5:42 PM CDT	Areal Flood Advisory	LUB	Crosby, Lubbock	2 hr
May 23, 5:43 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	LUB	Garza	32 min
May 23, 5:46 PM CDT	Severe Thunderstorm Warning	LUB	Garza	59 min
May 23, 5:52 PM CDT	Flash Flood Warning	LUB	Garza	4 hr
May 23, 6:01 PM CDT	Severe Thunderstorm Warning	LUB	Briscoe, Floyd, Hale, Swisher	59 min
May 23, 6:12 PM CDT	Severe Thunderstorm Warning	LUB	Garza, Lynn	33 min
May 23, 6:29 PM CDT	Severe Thunderstorm Warning	LUB	Crosby, Floyd, Hale, Hockley, Lubbock, Lynn and 1 more	61 min
May 23, 6:48 PM CDT	Tornado Warning	LUB	Garza	27 min
May 23, 6:54 PM CDT	Flash Flood Warning Considerable damage threat	LUB	Garza, Lynn	3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2020 Every severe thunderstorm warning in 2020

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.