Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 32, NWS Corpus Christi, TX
NWS Corpus Christi, TX issued this severe thunderstorm warning at May 18, 2021, 1:43 AM CDT for 4 counties in Texas. It was in force for 47 min. 4 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
- May 18, 2021, 1:43 AM CDT (06:43 UTC)
- Expired
- May 18, 2021, 2:30 AM CDT
- In force
- 47 min
- Issued by
- NWS Corpus Christi, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Duval County, TX, Jim Wells County, TX, Kleberg County, TX, Nueces County, TX
The radar
The Corpus Christi radar (KCRP), 57 km from the middle of the area, began a volume at 06:43 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
| Time | Report | Where | Remark |
|---|---|---|---|
| May 18, 1:45 AM CDT | TSTM WND DMG | 2 Wsw Alice, TX | NUMEROUS AREAS OF DAMAGE INCLUDING POWER POLES DOWN AND DAMAGE TO HOME IN THE RANCHO ALEGRE AREA. |
| May 18, 1:49 AM CDT | TSTM WND DMG | 1 E Alice, TX | NUMEROUS POWER POLES DOWN NEAR 665 IN ALICE. WIND DAMAGE TO ROOFS. |
| May 18, 1:51 AM CDT | TSTM WND GST 67 | 6 Nne Lake Alice, TX | SEVERE WIND GUSTS FROM 151 AM THROUGH 207 AM. PEAK GUST OF 70 MPH AT 158 AM. |
| May 18, 2:00 AM CDT | TSTM WND DMG | 1 Se Alice, TX | REPORT OF WIND DAMAGED HOME, STORAGE UNIT BEHIND HOME IS GONE, AND DOWNED POWERLINES. |
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 00:00Z, 6.7 hours before the alert went out and 65 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.
- Mixed-layer CAPE
- 2541 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 672 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.9
The text
As transmitted.
454
WUUS54 KCRP 180643
SVRCRP
TXC131-249-273-355-180730-
/O.NEW.KCRP.SV.W.0032.210518T0643Z-210518T0730Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Corpus Christi TX
143 AM CDT Tue May 18 2021
The National Weather Service in Corpus Christi has issued a
* Severe Thunderstorm Warning for...
Northeastern Duval County in south central Texas...
Western Nueces County in south central Texas...
Jim Wells County in south central Texas...
Kleberg County in south central Texas...
* Until 230 AM CDT.
* At 143 AM CDT, severe thunderstorms were located along a line
extending from near Tecalote to Kingsville Naval Air Station to
Riviera Beach, moving east at 50 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to
mobile homes, roofs, and outbuildings.
* Severe thunderstorms will be near...
Riviera Beach around 150 AM CDT.
Alfred-South La Paloma around 200 AM CDT.
Banquete around 210 AM CDT.
Other locations impacted by these severe thunderstorms include Loyola
Beach, Pernitas Point, Agua Dulce, Lake Alice and Petronila.
This includes the following highways...
US Highway 281 between mile markers 656 and 708.
US Highway 77 between mile markers 674 and 708.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 2726 9799 2726 9816 2787 9844 2806 9796
2806 9789 2726 9745 2723 9752 2724 9763
2728 9765 2726 9773 2728 9776 2727 9781
2726 9781 2724 9784 2724 9792 2723 9795
2723 9798
TIME...MOT...LOC 0643Z 267DEG 44KT 2783 9816 2749 9779 2728 9769
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...70MPH
$$
LS1 follow-up statement
407
WWUS54 KCRP 180706
SVSCRP
Severe Weather Statement
National Weather Service Corpus Christi TX
206 AM CDT Tue May 18 2021
TXC131-180716-
/O.CAN.KCRP.SV.W.0032.000000T0000Z-210518T0730Z/
Duval TX-
206 AM CDT Tue May 18 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DUVAL COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 2757 9787 2765 9808 2796 9822 2806 9796
2806 9789 2766 9767
TIME...MOT...LOC 0706Z 235DEG 42KT 2805 9804 2786 9778 2770 9765
$$
TXC249-273-355-180730-
/O.CON.KCRP.SV.W.0032.000000T0000Z-210518T0730Z/
Nueces TX-Jim Wells TX-Kleberg TX-
206 AM CDT Tue May 18 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 AM CDT
FOR WESTERN NUECES...NORTHERN JIM WELLS AND NORTHERN KLEBERG
COUNTIES...
At 206 AM CDT, severe thunderstorms were located along a line
extending from near Midway to near Bluntzer to 6 miles east of
Driscoll, moving northeast at 50 mph.
HAZARD...70 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect considerable tree damage. Damage is likely to mobile
homes, roofs, and outbuildings.
These severe storms will be near...
Sandia around 215 AM CDT.
Other locations impacted by these severe thunderstorms include
Pernitas Point, Agua Dulce and Lake Alice.
This includes the following highways...
US Highway 281 between mile markers 656 and 678.
US Highway 77 between mile markers 674 and 682.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 2757 9787 2765 9808 2796 9822 2806 9796
2806 9789 2766 9767
TIME...MOT...LOC 0706Z 235DEG 42KT 2805 9804 2786 9778 2770 9765
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...70MPH
$$
LSThe office that day
Everything else NWS Corpus Christi, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 17, 7:28 PM CDT | Special Weather Statement | CRP | La Salle | 47 min |
| May 17, 7:42 PM CDT | Severe Thunderstorm Warning | CRP | La Salle, Webb | 48 min |
| May 17, 10:18 PM CDT | Special Weather Statement | CRP | La Salle | 57 min |
| May 17, 10:50 PM CDT | Special Weather Statement | CRP | Webb | 40 min |
| May 17, 11:04 PM CDT | Areal Flood Advisory | CRP | Webb | 3 hr |
| May 17, 11:35 PM CDT | Special Weather Statement | CRP | Zapata | 40 min |
| May 17, 11:41 PM CDT | Areal Flood Advisory | CRP | Webb | 3 hr |
| May 17, 11:59 PM CDT | Special Weather Statement | CRP | Webb | 46 min |
| May 18, 12:11 AM CDT | Special Weather Statement | CRP | Duval | 49 min |
| May 18, 12:14 AM CDT | Areal Flood Advisory | CRP | Duval, La Salle, McMullen, Webb | 3 hr |
| May 18, 12:39 AM CDT | Severe Thunderstorm Warning | CRP | Duval, Webb | 51 min |
| May 18, 12:57 AM CDT | Severe Thunderstorm Warning | CRP | Duval, Jim Wells, Kleberg | 48 min |
| May 18, 1:00 AM CDT | Special Weather Statement | CRP | Duval | 45 min |
| May 18, 1:51 AM CDT | Tornado Warning | CRP | Jim Wells, Nueces | 24 min |
| May 18, 2:16 AM CDT | Severe Thunderstorm Warning | CRP | Bee, Jim Wells, Live Oak, Nueces, San Patricio | 44 min |
| May 18, 2:18 AM CDT | Special Marine Warning | CRP | 27 min | |
| May 18, 2:19 AM CDT | Special Weather Statement | CRP | Nueces | 26 min |
| May 18, 2:31 AM CDT | Special Weather Statement | CRP | Live Oak | 29 min |
| May 18, 3:01 AM CDT | Special Weather Statement | CRP | Bee, Live Oak, Refugio, San Patricio | 29 min |
| May 18, 3:04 AM CDT | Special Marine Warning | CRP | 41 min | |
| May 18, 3:20 AM CDT | Flash Flood Watch | CRP | Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 9 more | 45 hr |
| May 18, 3:29 AM CDT | Special Marine Warning | CRP | 31 min | |
| May 18, 3:35 AM CDT | Small Craft Advisory | CRP | 48 hr | |
| May 18, 3:42 AM CDT | Special Weather Statement | CRP | Bee, Calhoun, Goliad, Refugio | 33 min |
| May 18, 5:24 AM CDT | Special Weather Statement | CRP | Jim Wells | 36 min |
| May 18, 12:29 PM CDT | River Flood Warning | CRP | Live Oak, McMullen | 3 hr |
| May 18, 12:34 PM CDT | River Flood Warning | CRP | Live Oak | 38 hr |
| May 18, 12:38 PM CDT | River Flood Warning | CRP | Live Oak | 55 hr |
| May 18, 12:41 PM CDT | River Flood Warning | CRP | Jim Wells, Nueces, San Patricio | 9 hr |
| May 18, 12:51 PM CDT | River Flood Warning | CRP | Nueces, San Patricio | 9 hr |
| May 18, 1:25 PM CDT | River Flood Warning | CRP | Refugio | 50 hr |
| May 18, 1:41 PM CDT | River Flood Warning | CRP | Bee | 55 hr |
| May 18, 2:11 PM CDT | River Flood Warning | CRP | Victoria | 11 days |
| May 18, 2:36 PM CDT | River Flood Warning | CRP | Calhoun, Refugio, Victoria | 25 days |
| May 18, 3:39 PM CDT | River Flood Warning | CRP | Calhoun, Goliad, Refugio, Victoria | 18 hr |
| May 18, 4:20 PM CDT | River Flood Warning | CRP | Goliad, Victoria | 12 hr |
| May 18, 5:09 PM CDT | River Flood Warning | CRP | Nueces | 4 days |
| May 18, 5:21 PM CDT | Special Weather Statement | CRP | La Salle | 24 min |
| May 18, 5:44 PM CDT | Severe Thunderstorm Warning | CRP | La Salle | 46 min |
| May 18, 6:32 PM CDT | Special Weather Statement | CRP | McMullen | 43 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.