Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 23, NWS Corpus Christi, TX

May 11, 2021Jim Wells County, Kleberg County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at May 11, 2021, 10:45 PM CDT for Jim Wells County, Kleberg 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: May 11, 2021, 10:45 PM CDT (03:45 UTC)
Expired: May 11, 2021, 11:30 PM CDT
In force: 45 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Jim Wells County, TX, Kleberg County, TX

The radar

The Corpus Christi radar (KCRP), 72 km from the middle of the area, began a volume at 03:49 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 11, 3:41 PM CDT	Severe Thunderstorm Watch	SPC	10 hr
May 11, 8:34 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 3.8 hours before the alert went out and 81 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: 2320 J/kg
Mixed-layer CIN: -67 J/kg
Mixed-layer LCL: 854 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 45 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 4.2

Open this sounding in Storm Lab

The text

As transmitted.

235 
WUUS54 KCRP 120345
SVRCRP
TXC249-273-120430-
/O.NEW.KCRP.SV.W.0023.210512T0345Z-210512T0430Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
1045 PM CDT Tue May 11 2021

The National Weather Service in Corpus Christi has issued a

* Severe Thunderstorm Warning for...
  Southern Jim Wells County in south central Texas... 
  Southwestern Kleberg County in south central Texas...

* Until 1130 PM CDT.

* At 1045 PM CDT, a severe thunderstorm was located near Cruz Calle,
  or near Premont, moving east at 20 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...
  Kingsville, Premont and La Gloria. 

This includes the following highways...
 US Highway 281 between mile markers 690 and 708.
 US Highway 77 between mile markers 696 and 698.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2723 9799 2726 9799 2726 9819 2752 9821
      2749 9783 2724 9791 2724 9792 2723 9795
TIME...MOT...LOC 0345Z 280DEG 17KT 2739 9822 

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

PH

1 follow-up statement

627 
WWUS54 KCRP 120407
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
1107 PM CDT Tue May 11 2021

TXC249-273-120430-
/O.CON.KCRP.SV.W.0023.000000T0000Z-210512T0430Z/
Jim Wells TX-Kleberg TX-
1107 PM CDT Tue May 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR SOUTHWESTERN JIM WELLS AND SOUTHWESTERN KLEBERG COUNTIES...

At 1105 PM CDT, a severe thunderstorm was located over Premont,
moving east at 20 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...
Kingsville, Premont and La Gloria. 

This includes the following highways...
 US Highway 281 between mile markers 690 and 708.
 US Highway 77 between mile markers 696 and 698.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.

&&

LAT...LON 2723 9799 2726 9799 2726 9819 2752 9821
      2749 9783 2724 9791 2724 9792 2723 9795
TIME...MOT...LOC 0405Z 270DEG 17KT 2738 9811 

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

CB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 11, 7:00 PM CDT	Tornado Warning	CRP	Duval, McMullen	45 min
May 11, 7:05 PM CDT	Special Weather Statement	CRP	Webb	40 min
May 11, 7:15 PM CDT	Severe Thunderstorm Warning	CRP	La Salle, Webb	45 min
May 11, 7:19 PM CDT	Areal Flood Advisory	CRP	Duval, Live Oak, McMullen	3 hr
May 11, 7:26 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Live Oak, McMullen	49 min
May 11, 7:38 PM CDT	Severe Thunderstorm Warning	CRP	Webb	52 min
May 11, 8:09 PM CDT	Areal Flood Advisory	CRP	La Salle, McMullen	3 hr
May 11, 8:09 PM CDT	Tornado Warning	CRP	Duval, Jim Wells, Live Oak	51 min
May 11, 8:19 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Live Oak	41 min
May 11, 8:32 PM CDT	Tornado Warning	CRP	Duval	28 min
May 11, 8:47 PM CDT	Special Weather Statement	CRP	Webb	43 min
May 11, 8:52 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Live Oak, Nueces, San Patricio	38 min
May 11, 9:01 PM CDT	Special Weather Statement	CRP	Duval	44 min
May 11, 9:15 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Webb	45 min
May 11, 9:21 PM CDT	Severe Thunderstorm Warning	CRP	Duval	39 min
May 11, 9:28 PM CDT	Special Weather Statement	CRP	Jim Wells	47 min
May 11, 9:38 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells, Kleberg, Nueces	52 min
May 11, 9:43 PM CDT	Areal Flood Advisory	CRP	Duval, Jim Wells, Live Oak, McMullen, San Patricio	3 hr
May 11, 9:50 PM CDT	Severe Thunderstorm Warning	CRP	Duval	40 min
May 11, 10:13 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Kleberg	32 min
May 11, 10:14 PM CDT	Areal Flood Advisory	CRP	Duval, Jim Wells, Kleberg, Nueces	3 hr
May 11, 10:26 PM CDT	Tornado Warning	CRP	Jim Wells, Kleberg	34 min
May 11, 10:31 PM CDT	Special Weather Statement	CRP	Kleberg, Nueces, San Patricio	44 min
May 11, 10:53 PM CDT	Special Marine Warning	CRP		2 hr
May 11, 10:55 PM CDT	Areal Flood Advisory	CRP	Bee, Jim Wells, Live Oak, San Patricio	110 min
May 11, 11:06 PM CDT	Special Weather Statement	CRP	San Patricio	39 min
May 11, 11:15 PM CDT	Special Weather Statement	CRP	Kleberg	45 min
May 11, 11:25 PM CDT	Special Marine Warning	CRP		95 min
May 11, 11:32 PM CDT	Severe Thunderstorm Warning	CRP	Nueces, San Patricio	28 min
May 11, 11:56 PM CDT	Severe Thunderstorm Warning	CRP	Nueces, San Patricio	49 min
May 12, 12:08 AM CDT	Areal Flood Advisory	CRP	Duval, Jim Wells, Kleberg, Nueces	3 hr
May 12, 12:14 AM CDT	Special Weather Statement	CRP	Nueces	31 min
May 12, 12:21 AM CDT	Areal Flood Advisory	CRP	Kleberg, Nueces, San Patricio	3 hr
May 12, 12:57 AM CDT	Special Marine Warning	CRP		93 min
May 12, 12:59 AM CDT	Special Weather Statement	CRP	Nueces	46 min
May 12, 1:00 AM CDT	Special Marine Warning	CRP		60 min
May 12, 1:06 AM CDT	High Wind Warning	CRP	Nueces	114 min
May 12, 1:29 AM CDT	Special Weather Statement	CRP	Nueces	31 min
May 12, 1:48 AM CDT	Special Marine Warning	CRP		117 min
May 12, 10:38 AM CDT	Small Craft Advisory	CRP		6 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.