Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 43, NWS Corpus Christi, TX

June 1, 20214 counties in Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Jun 1, 2021, 3:09 AM CDT for 4 counties in Texas. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 1, 2021, 3:09 AM CDT (08:09 UTC)
Expired: Jun 1, 2021, 4:15 AM CDT
In force: 66 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Duval County, TX, La Salle County, TX, McMullen County, TX, Webb County, TX

The radar

The Corpus Christi radar (KCRP), 148 km from the middle of the area, began a volume at 08:08 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
Jun 1, 12:09 AM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 8.2 hours before the alert went out and 165 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: 721 J/kg
Mixed-layer CIN: -121 J/kg
Mixed-layer LCL: 992 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: 74 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

As transmitted.

982 
WUUS54 KCRP 010809
SVRCRP
TXC131-283-311-479-010915-
/O.NEW.KCRP.SV.W.0043.210601T0809Z-210601T0915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
309 AM CDT Tue Jun 1 2021

The National Weather Service in Corpus Christi has issued a

* Severe Thunderstorm Warning for...
  Duval County in south central Texas...
  Southeastern Webb County in south central Texas...
  Southeastern La Salle County in south central Texas...
  Southern McMullen County in south central Texas...

* Until 415 AM CDT.

* At 309 AM CDT, severe thunderstorms were located along a line
  extending from 13 miles south of Fowlerton to 17 miles northeast of
  Ranchitos Las Lomas to near Unitec Industrial Park, moving
  southeast at 40 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Laredo, Freer, Benavides, Texas A&M, Laredo International Airport,
  Seven Sisters, Loma Alta, Unitec Industrial Park, Mirando City,
  Oilton, United South High School, Aguilares, Realitos, Ranchitos
  Las Lomas, St Augustine High School South Laredo, Doctors Hospital
  Of Laredo, Laredo Country Club, Bruni, Orvil and Rosita.

This includes the following highways...
 Interstate 35 between mile markers 1 and 15.
 US Highway 59 between mile markers 746 and 824.
 US Highway 83 between mile markers 718 and 720.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2727 9931 2753 9953 2757 9951 2761 9954
      2760 9958 2761 9958 2764 9959 2765 9963
      2786 9907 2837 9870 2807 9833 2806 9833
      2806 9832 2800 9825 2742 9848 2736 9864
      2735 9880 2730 9880 2727 9887
TIME...MOT...LOC 0809Z 309DEG 35KT 2827 9883 2781 9900 2764 9943 

HAIL...0.75IN
WIND...60MPH
 
$$

EMF

1 follow-up statement

564 
WWUS54 KCRP 010852
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
352 AM CDT Tue Jun 1 2021

TXC283-010902-
/O.CAN.KCRP.SV.W.0043.000000T0000Z-210601T0915Z/
La Salle TX-
352 AM CDT Tue Jun 1 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LA SALLE COUNTY
IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 600 AM CDT for
south central Texas.

LAT...LON 2727 9931 2752 9953 2757 9951 2781 9898
      2806 9884 2806 9880 2812 9880 2828 9871
      2807 9833 2806 9833 2800 9825 2742 9848
      2736 9864 2735 9880 2730 9880 2727 9887
TIME...MOT...LOC 0852Z 327DEG 27KT 2798 9866 2750 9896 2738 9933 

$$

TXC131-311-479-010915-
/O.CON.KCRP.SV.W.0043.000000T0000Z-210601T0915Z/
Duval TX-Webb TX-McMullen TX-
352 AM CDT Tue Jun 1 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 AM CDT
FOR DUVAL...SOUTHEASTERN WEBB AND SOUTHERN MCMULLEN COUNTIES...

At 352 AM CDT, severe thunderstorms were located along a line
extending from 7 miles west of Seven Sisters to near Oilton to 9
miles east of Rio Bravo, moving southeast at 30 mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Laredo, Freer, Benavides, Texas A&M, Laredo International Airport,
Seven Sisters, Loma Alta, Mirando City, Oilton, United South High
School, Aguilares, Realitos, Ranchitos Las Lomas, St Augustine High
School South Laredo, Laredo Country Club, Bruni and Rosita.

This includes the following highways...
 Interstate 35 between mile markers 1 and 4.
 US Highway 59 between mile markers 746 and 824.
 US Highway 83 between mile markers 718 and 720.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2727 9931 2752 9953 2757 9951 2781 9898
      2806 9884 2806 9880 2812 9880 2828 9871
      2807 9833 2806 9833 2800 9825 2742 9848
      2736 9864 2735 9880 2730 9880 2727 9887
TIME...MOT...LOC 0852Z 327DEG 27KT 2798 9866 2750 9896 2738 9933 

HAIL...0.75IN
WIND...60MPH
 
$$

EMF

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 1:30 AM CDT	Severe Thunderstorm Warning	CRP	Webb	45 min
Jun 1, 2:05 AM CDT	Severe Thunderstorm Warning	CRP	La Salle, Webb	40 min
Jun 1, 2:33 AM CDT	Severe Thunderstorm Warning	CRP	La Salle, McMullen, Webb	57 min
Jun 1, 2:52 AM CDT	Areal Flood Advisory	CRP	La Salle	113 min
Jun 1, 4:14 AM CDT	Special Weather Statement	CRP	Duval	46 min
Jun 1, 4:52 AM CDT	Special Weather Statement	CRP	Duval	38 min
Jun 1, 5:29 AM CDT	Special Weather Statement	CRP	Jim Wells	61 min
Jun 1, 5:38 AM CDT	Special Weather Statement	CRP	Nueces, San Patricio	52 min
Jun 1, 5:41 AM CDT	Areal Flood Advisory	CRP	Live Oak, McMullen	109 min
Jun 1, 5:47 AM CDT	Special Weather Statement	CRP	Kleberg	43 min
Jun 1, 6:02 AM CDT	Special Marine Warning	CRP		88 min
Jun 1, 6:21 AM CDT	Special Weather Statement	CRP	Nueces, Refugio, San Patricio	39 min
Jun 1, 6:25 AM CDT	Special Weather Statement	CRP	Kleberg	50 min
Jun 1, 7:03 AM CDT	Special Weather Statement	CRP	Nueces	27 min
Jun 1, 7:11 AM CDT	Areal Flood Advisory	CRP	Duval	2 hr
Jun 1, 7:27 AM CDT	Special Marine Warning	CRP		63 min
Jun 1, 7:39 AM CDT	Special Weather Statement	CRP	Aransas	36 min
Jun 1, 9:06 AM CDT	River Flood Warning	CRP	Victoria	7 days
Jun 1, 10:09 AM CDT	Small Craft Advisory	CRP		111 min
Jun 1, 2:14 PM CDT	River Flood Warning	CRP	Live Oak	43 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2021 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.