Alert archive / Texas / Tornado Warnings in 2021

Tornado Warning 8, NWS Corpus Christi, TX

May 16, 2021Aransas County, San Patricio County, Texas

NWS Corpus Christi, TX issued this tornado warning at May 16, 2021, 11:09 AM CDT for Aransas County, San Patricio County, Texas. It was in force for 21 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 16, 2021, 11:09 AM CDT (16:09 UTC)
Expired: May 16, 2021, 11:30 AM CDT
In force: 21 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Aransas County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 38 km from the middle of the area, began a volume at 16:12 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 nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 4.2 hours before the alert went out and 24 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: 2495 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 504 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 230 m²/s²
Significant tornado parameter: 2.4
Supercell composite: 12.7

Open this sounding in Storm Lab

The text

As transmitted.

571 
WFUS54 KCRP 161609
TORCRP
TXC007-409-161630-
/O.NEW.KCRP.TO.W.0008.210516T1609Z-210516T1630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Corpus Christi TX
1109 AM CDT Sun May 16 2021

The National Weather Service in Corpus Christi has issued a

* Tornado Warning for...
  South central Aransas County in south central Texas...
  Southeastern San Patricio County in south central Texas...

* Until 1130 AM CDT.
    
* At 1109 AM CDT, a severe thunderstorm capable of producing a
  tornado was located near Port Aransas, moving northeast at 15 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Aransas Pass around 1115 AM CDT.
  Port Aransas around 1120 AM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2781 9720 2782 9718 2782 9721 2795 9714
      2787 9700 2784 9706 2784 9707 2783 9710
      2783 9708 2778 9716
TIME...MOT...LOC 1609Z 236DEG 12KT 2782 9715 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

JCP

1 follow-up statement

533 
WWUS54 KCRP 161620
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
1120 AM CDT Sun May 16 2021

TXC007-409-161630-
/O.EXP.KCRP.TO.W.0008.000000T0000Z-210516T1630Z/
Aransas TX-San Patricio TX-
1120 AM CDT Sun May 16 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL ARANSAS AND SOUTHEASTERN SAN
PATRICIO COUNTIES WILL EXPIRE AT 1130 AM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

LAT...LON 2781 9720 2782 9718 2782 9721 2795 9714
      2787 9700 2784 9706 2784 9707 2783 9710
      2783 9708 2778 9716
TIME...MOT...LOC 1620Z 236DEG 12KT 2784 9712 

$$

JCP

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 7:02 PM CDT	Special Weather Statement	CRP	Jim Wells	28 min
May 15, 7:25 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells, Live Oak, San Patricio	50 min
May 15, 8:10 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells, Nueces	29 min
May 15, 8:18 PM CDT	River Flood Warning	CRP	Live Oak	14 hr
May 15, 8:53 PM CDT	Small Craft Advisory	CRP		16 hr
May 15, 9:33 PM CDT	Areal Flood Advisory	CRP	Kleberg, Nueces	117 min
May 15, 9:45 PM CDT	Special Marine Warning	CRP		60 min
May 15, 10:41 PM CDT	Special Marine Warning	CRP		49 min
May 15, 11:30 PM CDT	Special Marine Warning	CRP		30 min
May 15, 11:34 PM CDT	Special Marine Warning	CRP		26 min
May 16, 2:05 AM CDT	Coastal Flood Advisory	CRP	Aransas, Calhoun, Kleberg, Nueces	15 hr
May 16, 4:43 AM CDT	Special Weather Statement	CRP	Duval	32 min
May 16, 5:21 AM CDT	Special Weather Statement	CRP	Kleberg	24 min
May 16, 5:46 AM CDT	Special Weather Statement	CRP	Kleberg	44 min
May 16, 5:51 AM CDT	Special Weather Statement	CRP	Kleberg	39 min
May 16, 6:28 AM CDT	Special Weather Statement	CRP	Kleberg	47 min
May 16, 6:49 AM CDT	Special Marine Warning	CRP		41 min
May 16, 7:14 AM CDT	Special Weather Statement	CRP	Kleberg	31 min
May 16, 7:24 AM CDT	Areal Flood Advisory	CRP	Kleberg	3 hr
May 16, 8:02 AM CDT	Special Weather Statement	CRP	McMullen	28 min
May 16, 8:30 AM CDT	Special Weather Statement	CRP	McMullen	30 min
May 16, 8:35 AM CDT	Special Marine Warning	CRP		25 min
May 16, 8:37 AM CDT	Special Weather Statement	CRP	Bee	38 min
May 16, 8:49 AM CDT	Areal Flood Advisory	CRP	La Salle, McMullen	3 hr
May 16, 9:11 AM CDT	Special Weather Statement	CRP	McMullen	49 min
May 16, 9:14 AM CDT	Special Weather Statement	CRP	Bee	46 min
May 16, 9:39 AM CDT	Special Weather Statement	CRP	Jim Wells	36 min
May 16, 9:51 AM CDT	Special Weather Statement	CRP	Bee	39 min
May 16, 10:22 AM CDT	Special Weather Statement	CRP	Jim Wells	38 min
May 16, 10:28 AM CDT	Severe Thunderstorm Warning	CRP	Bee, Refugio, San Patricio	30 min
May 16, 10:37 AM CDT	Areal Flood Advisory	CRP	Aransas, Nueces, Refugio, San Patricio	113 min
May 16, 10:39 AM CDT	Special Weather Statement	CRP	Refugio	36 min
May 16, 10:51 AM CDT	Areal Flood Advisory	CRP	Bee	114 min
May 16, 10:58 AM CDT	Special Weather Statement	CRP	Jim Wells, San Patricio	32 min
May 16, 11:08 AM CDT	Special Marine Warning	CRP		37 min
May 16, 11:20 AM CDT	Special Weather Statement	CRP	Victoria	40 min
May 16, 11:32 AM CDT	Flash Flood Warning	CRP	Bee, Goliad, Refugio	3 hr
May 16, 11:35 AM CDT	Flash Flood Warning	CRP	Duval, Jim Wells	3 hr
May 16, 11:41 AM CDT	Areal Flood Advisory	CRP	Victoria	3 hr
May 16, 11:54 AM CDT	Special Marine Warning	CRP		36 min
May 16, 12:07 PM CDT	Special Weather Statement	CRP	Nueces	23 min
May 16, 12:09 PM CDT	Tornado Warning	CRP	Aransas, Refugio	9 min
May 16, 12:27 PM CDT	Special Weather Statement	CRP	Aransas, Calhoun	33 min
May 16, 12:36 PM CDT	Flash Flood Warning	CRP	Aransas, Refugio, San Patricio	3 hr
May 16, 12:53 PM CDT	Special Marine Warning	CRP		112 min
May 16, 1:01 PM CDT	Areal Flood Advisory	CRP	Nueces	59 min
May 16, 1:16 PM CDT	Areal Flood Advisory	CRP	Aransas, Calhoun, Nueces	119 min
May 16, 1:33 PM CDT	Flash Flood Warning	CRP	Nueces	3 hr
May 16, 2:10 PM CDT	Special Marine Warning	CRP		2 hr
May 16, 2:45 PM CDT	Areal Flood Warning	CRP	Aransas, Bee, Goliad, Refugio	2 hr
May 16, 2:48 PM CDT	Areal Flood Warning	CRP	Duval, Jim Wells	117 min
May 16, 3:37 PM CDT	Special Marine Warning	CRP		23 min
May 16, 3:40 PM CDT	River Flood Warning	CRP	Bee	29 hr
May 16, 3:42 PM CDT	Areal Flood Warning	CRP	Aransas, Nueces	2 hr
May 16, 3:48 PM CDT	Areal Flood Warning	CRP	Aransas, Nueces, Refugio, San Patricio	117 min
May 16, 3:54 PM CDT	Special Marine Warning	CRP		66 min
May 16, 4:44 PM CDT	Special Weather Statement	CRP	Duval	31 min
May 16, 5:01 PM CDT	Special Marine Warning	CRP		44 min

Nearby

Tornado Warnings in Texas, 2021 Every tornado warning in 2021 Tornadoes 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.