Alert archive / Texas / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 22, NWS Corpus Christi, TX

April 6, 2023Duval County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Apr 6, 2023, 2:17 AM CDT for Duval County, Texas. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 6, 2023, 2:17 AM CDT (07:17 UTC)
Expired
Apr 6, 2023, 2:45 AM CDT
In force
28 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Duval County, TX

The radar

The Corpus Christi radar (KCRP), 99 km from the middle of the area, began a volume at 07:16 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 00:00Z, 7.3 hours before the alert went out and 115 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-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 2023-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2023-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
725 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
261 m²/s²
Significant tornado parameter
0.0
Supercell composite
12.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Corpus Christi, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 6, 12:46 AM CDT, 1 hour 31 minutes earlier.

Area forecast discussion, Apr 6, 12:46 AM CDT, 1 hour 31 minutes before
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Hazardous weather outlook, Apr 5, 4:07 PM CDT, 10 hours 10 minutes before
Hazardous Weather Outlook...UPDATED
National Weather Service Corpus Christi TX
407 PM CDT Wed Apr 5 2023

TXZ229>234-239>247-342>347-442-443-447-062115-
La Salle-McMullen-Live Oak-Bee-Goliad-Victoria-Webb-Duval-Jim Wells-
Inland Kleberg-Inland Nueces-Inland San Patricio-Coastal Aransas-
Inland Refugio-Inland Calhoun-Coastal Kleberg-Coastal Nueces-
Coastal San Patricio-Aransas Islands-Coastal Refugio-Coastal Calhoun-
Kleberg Islands-Nueces Islands-Calhoun Islands-
407 PM CDT Wed Apr 5 2023

This Hazardous Weather Outlook is for south Texas.

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are expected across the area tonight. A
Marginal risk of severe thunderstorms is in effect for portions of
the Coastal Plains through tonight. Large hail and damaging winds are
the primary threats.

Slight risk of excessive rainfall in effect for portions of South
Texas through tonight.

High risk of rip currents through early this evening across the
Gulf-facing beaches of the Middle Texas Coast. Moderate risk of rip
currents tonight.

Coastal Flood Advisory is in effect tonight for Gulf-facing beaches

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Scattered thunderstorms will be possible Thursday and Friday.
Some of the storms could become strong to severe Thursday and
Thursday night, capable of producing strong winds and hail.

There is a slight risk of excessive rainfall for much of the area
Thursday and Thursday night. Locally heavy rainfall is possible and
may lead to localized flooding.

The risk for rip currents will likely be high for Gulf facing
beaches Friday. Minor coastal flooding will also be possible
Thursday through Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GMZ231-232-236-237-250-255-270-275-062115-
Baffin Bay and Upper Laguna Madre-Corpus Christi and Nueces Bays-
Copano, Aransas, and Redfish Bays-
San Antonio, Mesquite, and Espiritu Santo Bays-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
Coastal waters from Port Aransas to Matagorda Ship Channel out 20 NM-
Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to 60 NM-
407 PM CDT Wed Apr 5 2023

This Hazardous Weather Outlook is for Gulf of Mexico.

.DAY ONE...This afternoon and tonight.

Small Craft Advisory in effect for the Middle Texas Coastal Waters
through 10 PM tonight.

Scattered thunderstorms possible through tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Small Craft Advisory conditions likely Thursday through Thursday
night.

Scattered to possibly numerous thunderstorms Thursday and Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

TE/TMT

In the hours before

Special weather statement, Apr 5, 11:42 PM CDT, 2 hours 35 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
1142 PM CDT Wed Apr 5 2023

TXZ239-060515-
Webb TX-
1142 PM CDT Wed Apr 5 2023

...A strong thunderstorm will impact portions of central Webb County
through 1215 AM CDT...

At 1141 PM CDT, Doppler radar was tracking a strong thunderstorm near
Doctors Hospital Of Laredo, or near Laredo, moving northeast at 35
mph.

HAZARD...Winds in excess of 30 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Laredo, Texas A&M, Laredo International Airport, Botines, Unitec
Industrial Park, St Augustine High School South Laredo, Doctors
Hospital Of Laredo, Laredo Country Club, Ranchos Penitas West, Orvil
and Callaghan.

This includes the following highways...
 Interstate 35 between mile markers 1 and 33.
 US Highway 83 between mile markers 682 and 698.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2752 9952 2757 9951 2758 9953 2761 9954
      2761 9956 2760 9958 2761 9958 2764 9960
      2764 9963 2763 9963 2763 9964 2801 9954
      2791 9917 2750 9947
TIME...MOT...LOC 0441Z 204DEG 32KT 2761 9953

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...30 MPH

JCP
Special weather statement, Apr 6, 12:03 AM CDT, 2 hours 14 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
1203 AM CDT Thu Apr 6 2023

TXZ229-230-239-060545-
McMullen TX-Webb TX-La Salle TX-
1203 AM CDT Thu Apr 6 2023

...A strong thunderstorm will impact portions of southeastern La
Salle, northeastern Webb and west central McMullen Counties through
1245 AM CDT...

At 1202 AM CDT, Doppler radar was tracking a strong thunderstorm 8
miles southeast of Fort Ewell Site, or 23 miles northwest of Freer,
moving north at 35 mph.

HAZARD...Winds in excess of 30 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of southeastern La
Salle, northeastern Webb and west central McMullen Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2791 9891 2794 9905 2844 9893 2838 9867
TIME...MOT...LOC 0502Z 197DEG 30KT 2805 9895

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...30 MPH

EMF
Special weather statement, Apr 6, 12:41 AM CDT, 1 hour 36 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
1241 AM CDT Thu Apr 6 2023

TXZ229-060615-
La Salle TX-
1241 AM CDT Thu Apr 6 2023

...A strong thunderstorm will impact portions of north central La
Salle County through 115 AM CDT...

At 1241 AM CDT, Doppler radar was tracking a strong thunderstorm 7
miles north of Los Angeles, or 10 miles southeast of Dilley, moving
northeast at 30 mph.

HAZARD...Winds in excess of 30 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of north central La
Salle County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2852 9903 2855 9908 2865 9907 2865 9890
TIME...MOT...LOC 0541Z 211DEG 28KT 2857 9904

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...30 MPH

EMF
Special weather statement, Apr 6, 12:47 AM CDT, 1 hour 30 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
1247 AM CDT Thu Apr 6 2023

TXZ229-230-239-240-060630-
McMullen TX-Webb TX-Duval TX-La Salle TX-
1247 AM CDT Thu Apr 6 2023

...A strong thunderstorm will impact portions of northwestern Duval,
southeastern La Salle, east central Webb and southwestern McMullen
Counties through 130 AM CDT...

At 1246 AM CDT, Doppler radar was tracking a strong thunderstorm 19
miles west of Freer, moving north at 40 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of northwestern Duval,
southeastern La Salle, east central Webb and southwestern McMullen
Counties.

This includes US Highway 59 between mile markers 784 and 792.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2771 9884 2772 9903 2818 9901 2815 9868
TIME...MOT...LOC 0546Z 192DEG 36KT 2780 9893

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

EMF
Special weather statement, Apr 6, 1:08 AM CDT, 1 hour 9 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
108 AM CDT Thu Apr 6 2023

TXZ240-241-060700-
Jim Wells TX-Duval TX-
108 AM CDT Thu Apr 6 2023

...A strong thunderstorm will impact portions of southeastern Duval
and west central Jim Wells Counties through 200 AM CDT...

At 108 AM CDT, Doppler radar was tracking a strong thunderstorm near
Ramirez, or 11 miles east of Hebbronville, moving northeast at 45
mph.

HAZARD...Penny size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible.

Locations impacted include...
San Diego, Benavides, Concepcion, Realitos, Ramirez, San Jose and
Rosita.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2727 9852 2734 9852 2734 9855 2736 9856
      2736 9859 2734 9859 2734 9862 2736 9862
      2736 9864 2783 9850 2777 9818 2726 9835
TIME...MOT...LOC 0608Z 204DEG 40KT 2736 9850

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...<30 MPH

EMF
Special weather statement, Apr 6, 2:11 AM CDT, 6 minutes before
Special Weather Statement
National Weather Service Corpus Christi TX
211 AM CDT Thu Apr 6 2023

TXZ240-060800-
Duval TX-
211 AM CDT Thu Apr 6 2023

...A strong thunderstorm will impact portions of northeastern Duval
County through 300 AM CDT...

At 211 AM CDT, Doppler radar was tracking a strong thunderstorm 9
miles northwest of Benavides, moving north at 25 mph.

HAZARD...Nickel size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to outdoor objects is possible.

Locations impacted include...
Rosita.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 2761 9847 2764 9857 2797 9850 2789 9824
TIME...MOT...LOC 0711Z 197DEG 24KT 2767 9853

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...<30 MPH

EMF

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 7:09 PM CDTSevere Thunderstorm WarningCRPVictoria22 min
Apr 5, 8:54 PM CDTSevere Thunderstorm WarningCRPDuval, Webb51 min
Apr 5, 9:19 PM CDTSpecial Weather StatementCRPSan Patricio26 min
Apr 5, 9:29 PM CDTSpecial Weather StatementCRPDuval31 min
Apr 5, 9:35 PM CDTSpecial Weather StatementCRPJim Wells40 min
Apr 5, 9:36 PM CDTSpecial Weather StatementCRPRefugio, San Patricio39 min
Apr 5, 9:43 PM CDTSpecial Weather StatementCRPMcMullen32 min
Apr 5, 9:51 PM CDTSevere Thunderstorm WarningCRPDuval, La Salle, McMullen, Webb39 min
Apr 5, 9:55 PM CDTSevere Thunderstorm WarningCRPWebb50 min
Apr 5, 10:06 PM CDTSevere Thunderstorm WarningCRPLive Oak, McMullen39 min
Apr 5, 10:12 PM CDTSevere Thunderstorm WarningCRPLive Oak, McMullen33 min
Apr 5, 10:27 PM CDTSevere Thunderstorm WarningCRPMcMullen23 min
Apr 5, 10:44 PM CDTSpecial Weather StatementCRPWebb31 min
Apr 5, 10:48 PM CDTSpecial Weather StatementCRPLive Oak27 min
Apr 5, 10:53 PM CDTSpecial Weather StatementCRPMcMullen37 min
Apr 5, 11:04 PM CDTSpecial Weather StatementCRPGoliad26 min
Apr 5, 11:06 PM CDTSpecial Weather StatementCRPWebb39 min
Apr 5, 11:09 PM CDTSpecial Weather StatementCRPWebb51 min
Apr 5, 11:20 PM CDTSevere Thunderstorm WarningCRPWebb25 min
Apr 5, 11:25 PM CDTSpecial Weather StatementCRPGoliad50 min
Apr 5, 11:34 PM CDTSpecial Weather StatementCRPLa Salle41 min
Apr 5, 11:42 PM CDTSpecial Weather StatementCRPWebb33 min
Apr 6, 12:03 AM CDTSpecial Weather StatementCRPLa Salle42 min
Apr 6, 12:07 AM CDTSevere Thunderstorm WarningCRPLa Salle38 min
Apr 6, 12:41 AM CDTSpecial Weather StatementCRPLa Salle34 min
Apr 6, 12:47 AM CDTSpecial Weather StatementCRPDuval43 min
Apr 6, 1:08 AM CDTSpecial Weather StatementCRPDuval52 min
Apr 6, 2:11 AM CDTSpecial Weather StatementCRPDuval49 min
Apr 6, 3:35 AM CDTSpecial Weather StatementCRPMcMullen25 min
Apr 6, 4:01 AM CDTAreal Flood AdvisoryCRPMcMullen119 min
Apr 6, 4:30 AM CDTSpecial Weather StatementCRPDuval30 min
Apr 6, 5:07 AM CDTAreal Flood AdvisoryCRPDuval, La Salle, McMullen4 hr
Apr 6, 6:11 AM CDTFlash Flood WarningCRPMcMullen3 hr
Apr 6, 7:50 AM CDTSpecial Weather StatementCRPNueces25 min
Apr 6, 10:24 AM CDTSpecial Weather StatementCRPKleberg36 min
Apr 6, 2:13 PM CDTSmall Craft AdvisoryCRP10 hr
Apr 6, 2:17 PM CDTRiver Flood WarningCRPCalhoun, Refugio, Victoria7 days

Nearby

Severe Thunderstorm Warnings in Texas, 2023Every severe thunderstorm warning in 2023

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.