Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 2, NWS Corpus Christi, TX

April 23, 2021Bee County, Live Oak County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Apr 23, 2021, 8:00 PM CDT for Bee County, Live Oak County, Texas. It was in force for 30 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 23, 2021, 8:00 PM CDT (01:00 UTC)
Expired
Apr 23, 2021, 8:30 PM CDT
In force
30 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

Counties Bee County, TX, Live Oak County, TX

The radar

The Corpus Christi radar (KCRP), 108 km from the middle of the area, began a volume at 01:03 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.

What was reported inside it

TimeReportWhereRemark
Apr 23, 8:08 PM CDTHAIL 0.752 Nnw Pawnee, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 23, 7:42 PM CDTSevere Thunderstorm WatchSPC2 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.0 hours before the alert went out and 122 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 2021-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1602 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2021-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.1939587897Sfc1 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
1602 J/kg
Mixed-layer CIN
-138 J/kg
Mixed-layer LCL
883 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.3

Open this sounding in Storm Lab

The text

As transmitted.

987 
WUUS54 KCRP 240100
SVRCRP
TXC025-297-240130-
/O.NEW.KCRP.SV.W.0002.210424T0100Z-210424T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
800 PM CDT Fri Apr 23 2021

The National Weather Service in Corpus Christi has issued a

* Severe Thunderstorm Warning for...
  Northwestern Live Oak County in south central Texas...
  Northwestern Bee County in south central Texas...

* Until 830 PM CDT.

* At 759 PM CDT, a severe thunderstorm was located near Esseville, or
  9 miles east of Campbellton, moving east at 35 mph.

  HAZARD...Golf ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Mineral, Nell, Tulsita, Pettus, Pawnee, Esseville and Tuleta. 

This includes US Highway 181 between mile markers 572 and 574.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

&&

LAT...LON 2869 9801 2872 9792 2869 9788 2867 9782
      2868 9779 2867 9779 2846 9784 2865 9824
      2870 9822 2879 9810
TIME...MOT...LOC 0059Z 285DEG 29KT 2870 9815 

HAIL...1.75IN
WIND...60MPH
 
$$

87

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 7:33 PM CDTSevere Thunderstorm WarningCRPBee, Live Oak, McMullen27 min
Apr 23, 8:28 PM CDTSevere Thunderstorm WarningCRPBee, Goliad32 min
Apr 23, 8:59 PM CDTSevere Thunderstorm WarningCRPBee, Goliad, Refugio31 min
Apr 23, 9:31 PM CDTSevere Thunderstorm WarningCRPRefugio29 min
Apr 23, 9:41 PM CDTSpecial Weather StatementCRPVictoria34 min
Apr 23, 9:49 PM CDTSpecial Marine WarningCRP73 min
Apr 24, 1:52 AM CDTMarine Dense Fog AdvisoryCRP8 hr
Apr 24, 5:07 AM CDTDense Fog AdvisoryCRPAransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 4 more5 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.