Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 45, NWS Corpus Christi, TX

June 14, 2021Aransas County, Calhoun County, Refugio County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Jun 14, 2021, 4:56 PM CDT for Aransas County, Calhoun County, Refugio County, Texas. It was in force for 49 min. 3 reports 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
Jun 14, 2021, 4:56 PM CDT (21:56 UTC)
Expired
Jun 14, 2021, 5:45 PM CDT
In force
49 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Aransas County, TX, Calhoun County, TX, Refugio County, TX

The radar

The Corpus Christi radar (KCRP), 114 km from the middle of the area, began a volume at 21:57 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
Jun 14, 4:58 PM CDTTSTM WND DMG3 Wnw Port Lavaca, TXMULTIPLE 3 TO 6 INCH TREE LIMBS DOWN, HEAVY MACHINERY IN YARD MOVED.
Jun 14, 5:01 PM CDTTSTM WND GST 611 Sse Kamay, TXMESONET STATION DW8849 PORT LAVACA.
Jun 14, 5:16 PM CDTTSTM WND GST 60Austwell, TXGUSTS ESTIMATED NEAR 60 MPH.

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

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 9.9 hours before the alert went out and 109 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 12:00Z on 2021-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1013 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 12:00Z on 2021-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.1939Sfc1 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
1013 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
914 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

324 
WUUS54 KCRP 142156
SVRCRP
TXC007-057-391-142245-
/O.NEW.KCRP.SV.W.0045.210614T2156Z-210614T2245Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
456 PM CDT Mon Jun 14 2021

The National Weather Service in Corpus Christi has issued a

* Severe Thunderstorm Warning for...
  Northwestern Calhoun County in south Texas...
  Northeastern Aransas County in south central Texas...
  Northeastern Refugio County in south central Texas...

* Until 545 PM CDT.

* At 455 PM CDT, a severe thunderstorm was located near Port Lavaca,
  moving southwest at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Port Lavaca, Seadrift, Green Lake, Tivoli, Aransas National
  Wildlife Refuge, Long Mott and Austwell.

This includes US Highway 87 between mile markers 830 and 840.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2864 9661 2862 9662 2859 9661 2858 9665
      2857 9660 2822 9671 2838 9707 2850 9696
      2849 9691 2850 9692 2851 9689 2853 9691
      2856 9690 2864 9683 2867 9673 2870 9668
      2865 9662 2865 9657 2864 9657
TIME...MOT...LOC 2155Z 026DEG 22KT 2863 9671 

HAIL...1.00IN
WIND...60MPH
 
$$

TE
1 follow-up statement
985 
WWUS54 KCRP 142241
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
541 PM CDT Mon Jun 14 2021

TXC007-057-391-142250-
/O.EXP.KCRP.SV.W.0045.000000T0000Z-210614T2245Z/
Calhoun TX-Aransas TX-Refugio TX-
541 PM CDT Mon Jun 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CALHOUN...
NORTHEASTERN ARANSAS AND NORTHEASTERN REFUGIO COUNTIES WILL EXPIRE AT
545 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 2864 9661 2862 9662 2859 9661 2858 9665
      2857 9660 2822 9671 2838 9707 2850 9696
      2849 9691 2850 9692 2851 9689 2853 9691
      2856 9690 2864 9683 2867 9673 2870 9668
      2865 9662 2865 9657 2864 9657
TIME...MOT...LOC 2240Z 026DEG 22KT 2838 9685 

$$

TE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 4:01 PM CDTSpecial Weather StatementCRPCalhoun59 min
Jun 14, 5:05 PM CDTSpecial Marine WarningCRP25 min
Jun 14, 5:11 PM CDTSpecial Weather StatementCRPGoliad, Refugio, Victoria49 min
Jun 14, 5:24 PM CDTSpecial Marine WarningCRP51 min
Jun 14, 5:37 PM CDTSevere Thunderstorm WarningCRPBee, Goliad, Refugio38 min
Jun 14, 5:39 PM CDTSevere Thunderstorm WarningCRPGoliad, Refugio, Victoria36 min
Jun 14, 5:57 PM CDTSpecial Weather StatementCRPBee48 min
Jun 14, 6:03 PM CDTSpecial Weather StatementCRPGoliad42 min
Jun 14, 6:16 PM CDTSevere Thunderstorm WarningCRPBee, Goliad, Refugio, San Patricio19 min
Jun 14, 6:27 PM CDTSpecial Marine WarningCRP48 min
Jun 14, 6:43 PM CDTSpecial Weather StatementCRPBee, Live Oak47 min
Jun 14, 6:47 PM CDTSpecial Weather StatementCRPNueces, San Patricio43 min

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.