Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 40, NWS Corpus Christi, TX

June 1, 2021Webb County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Jun 1, 2021, 1:30 AM CDT for Webb County, Texas. It was in force for 45 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, 1:30 AM CDT (06:30 UTC)
Expired: Jun 1, 2021, 2:15 AM CDT
In force: 45 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Webb County, TX

The radar

The Laughlin AFB radar (KDFX), 153 km from the middle of the area, began a volume at 06:34 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

Del Rio, TX (KDRT), launched 00:00Z, 6.5 hours before the alert went out and 185 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: 2624 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 922 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 11.0

Open this sounding in Storm Lab

The text

As transmitted.

748 
WUUS54 KCRP 010630
SVRCRP
TXC479-010715-
/O.NEW.KCRP.SV.W.0040.210601T0630Z-210601T0715Z/

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

The National Weather Service in Corpus Christi has issued a

* Severe Thunderstorm Warning for...
  Northwestern Webb County in south central Texas...

* Until 215 AM CDT.

* At 129 AM CDT, severe thunderstorms were located along a line
  extending from 7 miles southeast of Loma Vista to near Catarina to
  7 miles southeast of Chupadera Ranch Airport, moving east at 25
  mph.

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

  SOURCE...Radar indicated.

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

* Severe thunderstorms will be near...
  La Esperanza Ranch Airport around 215 AM CDT.

This includes US Highway 83 between mile markers 668 and 686.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2820 9941 2802 9939 2767 9972 2772 9976
      2774 9980 2778 9982 2776 9984 2780 9985
      2780 9988 2784 9988 2788 9991 2791 9990
      2794 9994 2798 9993 2800 9999 2807 10002
      2809 10005 2815 10009 2817 10016 2820 10019
TIME...MOT...LOC 0629Z 281DEG 23KT 2869 9951 2833 9966 2810 10002 

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

LS

1 follow-up statement

299 
WWUS54 KCRP 010646
SVSCRP

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

TXC479-010715-
/O.CON.KCRP.SV.W.0040.000000T0000Z-210601T0715Z/
Webb TX-
146 AM CDT Tue Jun 1 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 AM CDT
FOR NORTHWESTERN WEBB COUNTY...

At 146 AM CDT, severe thunderstorms were located along a line
extending from 10 miles northeast of Las Vegas to near Light to 12
miles southeast of Chupadera Ranch Airport, moving east at 25 mph.

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

SOURCE...Radar indicated.

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

These severe storms will be near...
  La Esperanza Ranch Airport around 230 AM CDT.

This includes US Highway 83 between mile markers 668 and 686.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2820 9941 2802 9939 2767 9972 2772 9976
      2774 9980 2778 9982 2776 9984 2780 9985
      2780 9988 2784 9988 2788 9991 2791 9990
      2794 9994 2798 9993 2800 9999 2807 10002
      2809 10005 2815 10009 2817 10016 2820 10019
TIME...MOT...LOC 0646Z 281DEG 23KT 2867 9939 2831 9954 2808 9990 

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

LS

The office that day

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

Issued	Product	Office	Counties	Lasted
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, 3:09 AM CDT	Severe Thunderstorm Warning	CRP	Duval, La Salle, McMullen, Webb	66 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.