Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 7, NWS Corpus Christi, TX

April 7, 2019Goliad County, Victoria County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Apr 7, 2019, 8:55 AM CDT for Goliad County, Victoria County, Texas. It was in force for 50 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 7, 2019, 8:55 AM CDT (13:55 UTC)
Expired
Apr 7, 2019, 9:45 AM CDT
In force
50 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Goliad County, TX, Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 109 km from the middle of the area, began a volume at 13:58 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.

IssuedProductOfficeLasted
Apr 7, 1:55 AM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 1.9 hours before the alert went out and 112 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 12:00Z on 2019-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2894 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2019-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 251 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
2894 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
251 m²/s²
0-3 km storm-relative helicity
309 m²/s²
Significant tornado parameter
4.4
Supercell composite
17.7

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 7, 7:35 AM CDT, 1 hour 20 minutes earlier.

Area forecast discussion, Apr 7, 7:35 AM CDT, 1 hour 20 minutes before
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Hazardous weather outlook, Apr 7, 4:07 AM CDT, 4 hours 48 minutes before
Hazardous Weather Outlook
National Weather Service Corpus Christi TX
407 AM CDT Sun Apr 7 2019

TXZ229>234-239>247-342>347-442-443-447-080915-
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 AM CDT Sun Apr 7 2019

This hazardous weather outlook is for South Texas.

.DAY ONE...Today and Tonight

A Severe Thunderstorm Watch is in effect for all of South Texas
until 9 AM this morning.

Scattered to widespread thunderstorms are possible throughout the
day. Some of these storms could produce damaging winds, large
hail and frequent lightning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to relay reports of severe
weather and flooding. Use hashtags #ccspotter and #txwx

GMZ230-235-250-255-270-275-080915-
Bays and Waterways from Baffin Bay to Port Aransas-
Bays and Waterways from Port Aransas to Port O'Connor-
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 AM CDT Sun Apr 7 2019

This hazardous weather outlook is for the Middle Texas
Coastal Waters.

.DAY ONE...Today and Tonight

A Severe Thunderstorm Watch is in effect for the bays and
nearshore waters until 9 AM this morning.

Patchy sea fog will linger along the coast through mid morning.
Visibilities may briefly drop below 1 nautical mile at times.

Scattered to widespread thunderstorms are possible throughout the
day. Some of these storms could produce damaging winds, large
hail and frequent lightning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

TC

In the hours before

Local storm report, Apr 7, 7:32 AM CDT, 1 hour 23 minutes before
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Local storm report, Apr 7, 7:36 AM CDT, 1 hour 19 minutes before
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Local storm report, Apr 7, 7:54 AM CDT, 1 hour 1 minute before
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Local storm report, Apr 7, 8:00 AM CDT, 55 minutes before
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Special weather statement, Apr 7, 8:04 AM CDT, 51 minutes before
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Local storm report, Apr 7, 8:44 AM CDT, 11 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 7, 3:18 AM CDTSpecial Weather StatementCRPDimmit27 min
Apr 7, 4:09 AM CDTSpecial Weather StatementCRPLa Salle36 min
Apr 7, 4:24 AM CDTSevere Thunderstorm WarningCRPLa Salle, McMullen51 min
Apr 7, 4:30 AM CDTSpecial Weather StatementCRPWebb30 min
Apr 7, 4:42 AM CDTSevere Thunderstorm WarningCRPLive Oak, McMullen48 min
Apr 7, 5:06 AM CDTSpecial Weather StatementCRPKarnes24 min
Apr 7, 5:13 AM CDTSpecial Weather StatementCRPWebb32 min
Apr 7, 5:17 AM CDTAreal Flood AdvisoryCRPLa Salle, Live Oak, McMullen118 min
Apr 7, 5:19 AM CDTAreal Flood AdvisoryCRPLa Salle, Webb116 min
Apr 7, 5:34 AM CDTSpecial Weather StatementCRPMcMullen26 min
Apr 7, 5:40 AM CDTSpecial Weather StatementCRPJim Wells35 min
Apr 7, 5:58 AM CDTFlash Flood WarningCRPLive Oak, McMullen2 hr
Apr 7, 6:04 AM CDTSpecial Weather StatementCRPLive Oak26 min
Apr 7, 6:20 AM CDTSpecial Weather StatementCRPLive Oak25 min
Apr 7, 6:33 AM CDTSpecial Weather StatementCRPJim Wells27 min
Apr 7, 6:36 AM CDTSpecial Weather StatementCRPLive Oak24 min
Apr 7, 6:51 AM CDTSevere Thunderstorm WarningCRPBee, Duval, Jim Wells, Kleberg, Live Oak, Nueces and 1 more39 min
Apr 7, 7:01 AM CDTTornado WarningCRPBee, Live Oak29 min
Apr 7, 7:27 AM CDTSevere Thunderstorm WarningCRPBee, Goliad, Nueces, Refugio, San Patricio48 min
Apr 7, 7:54 AM CDTAreal Flood AdvisoryCRPBee, Goliad2 hr
Apr 7, 8:03 AM CDTSpecial Marine WarningCRP87 min
Apr 7, 8:04 AM CDTSpecial Weather StatementCRPKleberg41 min
Apr 7, 8:15 AM CDTSevere Thunderstorm WarningCRPAransas, Bee, Calhoun, Goliad, Nueces, Refugio and 2 more45 min
Apr 7, 8:23 AM CDTSevere Thunderstorm WarningCRPKleberg, Nueces37 min
Apr 7, 8:49 AM CDTSpecial Marine WarningCRP86 min
Apr 7, 9:07 AM CDTSpecial Weather StatementCRPAransas23 min
Apr 7, 9:34 AM CDTSpecial Weather StatementCRPCalhoun41 min
Apr 7, 10:08 AM CDTSpecial Marine WarningCRP67 min
Apr 7, 10:09 AM CDTSevere Thunderstorm WarningCRPCalhoun36 min
Apr 7, 11:09 AM CDTSpecial Marine WarningCRP66 min

Nearby

Severe Thunderstorm Warnings in Texas, 2019Every severe thunderstorm warning in 2019

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.