Alert archive / Texas / Areal Flood Warnings in 2021

Areal Flood Warning 10, NWS Corpus Christi, TX

May 19, 20214 counties in Texas

NWS Corpus Christi, TX issued this areal flood warning at May 19, 2021, 1:57 PM CDT for 4 counties in Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 19, 2021, 1:57 PM CDT (18:57 UTC)
Expired: May 19, 2021, 4:39 PM CDT
In force: 3 hr
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Flood severity: None

Counties Jim Wells County, TX, Kleberg County, TX, Nueces County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 20 km from the middle of the area, began a volume at 18:59 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

Brownsville Intl, TX (KBRO), launched 12:00Z, 7.0 hours before the alert went out and 205 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: 3667 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 504 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 122 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood 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 areal flood warning went out at May 19, 12:53 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, May 19, 12:53 PM CDT, 1 hour 4 minutes before

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Hazardous weather outlook, May 19, 4:16 AM CDT, 9 hours 41 minutes before

Hazardous Weather Outlook
National Weather Service Corpus Christi TX
416 AM CDT Wed May 19 2021

TXZ229>234-239>247-342>347-442-443-447-201100-
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-
416 AM CDT Wed May 19 2021

This hazardous weather outlook is for South Texas.

.DAY ONE...Today and Tonight

A squall line of thunderstorms is likely to affect much of South
Texas this morning through the afternoon with heavy rainfall,
strong winds and some hail. A few severe wind gusts and large hail
are possible with this line of storms before the activity moves
offshore this evening.

A Flash Flood Watch is in effect through Thursday morning.

A Coastal Flood Advisory is in effect for Middle Texas coast
today. There is a MODERATE risk of rip currents today and
tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Scattered to numerous thunderstorms will be possible daily through
the week and into the weekend. A few storms could become strong
along with a threat of locally heavy rainfall.

A Flash Flood Watch is in effect through Thursday morning.

There is a MODERATE risk of rip currents Thursday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

GMZ230-235-250-255-270-275-201100-
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-
416 AM CDT Wed May 19 2021

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

.DAY ONE...Today and Tonight

A Small Craft Advisory is in effect today and tonight for Gulf
waters.

Numerous thunderstorms are expected to move into the coastal
waters this afternoon and move through the region tonight. The
storms will be capable of producing damaging winds and hail.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Scattered to numerous thunderstorms will be possible daily through
the week and into the weekend. A few storms could become strong with
gusty winds and dangerous lightning.

Small Craft Advisory conditions may be possible on and off through
the weekend.

TMT/TE

In the hours before

Local storm report, May 19, 10:19 AM CDT, 3 hours 38 minutes before

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Local storm report, May 19, 10:45 AM CDT, 3 hours 12 minutes before

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Local storm report, May 19, 10:50 AM CDT, 3 hours 7 minutes before

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Special weather statement, May 19, 11:15 AM CDT, 2 hours 42 minutes before

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Local storm report, May 19, 12:43 PM CDT, 1 hour 14 minutes before

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Local storm report, May 19, 1:16 PM CDT, 41 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 18, 7:49 PM CDT	Special Weather Statement	CRP	Live Oak	41 min
May 18, 8:33 PM CDT	Areal Flood Advisory	CRP	La Salle, McMullen	117 min
May 18, 8:42 PM CDT	Areal Flood Advisory	CRP	Victoria	2 hr
May 18, 9:10 PM CDT	Flash Flood Warning	CRP	Victoria	3 hr
May 18, 9:38 PM CDT	Special Weather Statement	CRP	Webb	52 min
May 18, 9:54 PM CDT	Special Weather Statement	CRP	Goliad	51 min
May 18, 10:35 PM CDT	Areal Flood Advisory	CRP	La Salle, Webb	3 hr
May 18, 10:57 PM CDT	Flash Flood Warning	CRP	Victoria	2 hr
May 18, 11:16 PM CDT	Severe Thunderstorm Warning	CRP	Webb	44 min
May 18, 11:49 PM CDT	Flash Flood Warning	CRP	Calhoun, Victoria	3 hr
May 19, 12:08 AM CDT	Special Weather Statement	CRP	Calhoun	37 min
May 19, 12:12 AM CDT	River Flood Warning	CRP	Victoria	36 hr
May 19, 12:12 AM CDT	Special Weather Statement	CRP	McMullen	33 min
May 19, 12:17 AM CDT	Severe Thunderstorm Warning	CRP	Calhoun, Refugio, Victoria	43 min
May 19, 12:29 AM CDT	Severe Thunderstorm Warning	CRP	Duval, McMullen	46 min
May 19, 12:58 AM CDT	Severe Thunderstorm Warning	CRP	Bee, Duval, Jim Wells, Live Oak, McMullen, San Patricio	47 min
May 19, 1:35 AM CDT	Flash Flood Warning	CRP	Calhoun, Victoria	115 min
May 19, 2:15 AM CDT	Special Weather Statement	CRP	Goliad	30 min
May 19, 2:49 AM CDT	Special Weather Statement	CRP	Refugio, Victoria	26 min
May 19, 2:51 AM CDT	Flash Flood Warning	CRP	Refugio, Victoria	3 hr
May 19, 3:14 AM CDT	Special Weather Statement	CRP	Victoria	31 min
May 19, 3:48 AM CDT	Flash Flood Warning	CRP	Calhoun, Victoria	3 hr
May 19, 4:07 AM CDT	Coastal Flood Advisory	CRP	Aransas, Calhoun, Kleberg, Nueces	18 hr
May 19, 4:18 AM CDT	Flash Flood Warning	CRP	Goliad, Refugio, Victoria	3 hr
May 19, 5:42 AM CDT	Flash Flood Warning	CRP	Refugio, Victoria	2 hr
May 19, 6:40 AM CDT	Special Weather Statement	CRP	Kleberg	50 min
May 19, 6:41 AM CDT	Severe Thunderstorm Warning	CRP	Bee, Jim Wells, Live Oak, San Patricio	22 min
May 19, 6:53 AM CDT	Special Weather Statement	CRP	Webb	52 min
May 19, 7:00 AM CDT	Special Weather Statement	CRP	San Patricio	45 min
May 19, 7:09 AM CDT	Flash Flood Warning	CRP	Jim Wells, Nueces, San Patricio	6 hr
May 19, 7:17 AM CDT	Flash Flood Warning	CRP	Kleberg, Nueces	6 hr
May 19, 7:30 AM CDT	Areal Flood Advisory	CRP	Webb	3 hr
May 19, 7:42 AM CDT	Special Weather Statement	CRP	Duval	33 min
May 19, 7:58 AM CDT	Flash Flood Warning	CRP	San Patricio	6 hr
May 19, 8:16 AM CDT	Special Weather Statement	CRP	Kleberg	44 min
May 19, 8:46 AM CDT	Flash Flood Warning	CRP	Kleberg, Nueces	4 hr
May 19, 8:58 AM CDT	Special Weather Statement	CRP	Jim Wells	47 min
May 19, 9:15 AM CDT	Areal Flood Advisory	CRP	Duval, Jim Wells, Kleberg, Nueces, Webb	3 hr
May 19, 9:19 AM CDT	Special Marine Warning	CRP		26 min
May 19, 9:21 AM CDT	River Flood Warning	CRP	Nueces, San Patricio	11 hr
May 19, 9:32 AM CDT	River Flood Warning	CRP	Jim Wells, Nueces, San Patricio	11 hr
May 19, 9:35 AM CDT	Special Marine Warning	CRP		25 min
May 19, 9:38 AM CDT	Special Marine Warning	CRP		52 min
May 19, 9:39 AM CDT	River Flood Warning	CRP	Aransas, Refugio	6 days
May 19, 9:43 AM CDT	Special Weather Statement	CRP	Kleberg, Nueces	47 min
May 19, 9:55 AM CDT	Flash Flood Warning	CRP	Aransas, San Patricio	3 hr
May 19, 10:25 AM CDT	Special Marine Warning	CRP		50 min
May 19, 11:08 AM CDT	Special Marine Warning	CRP		52 min
May 19, 11:46 AM CDT	Special Marine Warning	CRP		44 min
May 19, 12:36 PM CDT	Areal Flood Advisory	CRP	Aransas, Calhoun, Goliad, Refugio, Victoria	20 min
May 19, 12:54 PM CDT	Flash Flood Warning	CRP	Aransas, Calhoun, Goliad, Refugio, Victoria	3 hr
May 19, 2:04 PM CDT	Areal Flood Warning	CRP	Aransas, Bee, Jim Wells, Live Oak, Nueces, Refugio and 1 more	3 hr
May 19, 4:10 PM CDT	Areal Flood Warning	CRP	Aransas, Calhoun, Goliad, Refugio, Victoria	31 min

Nearby

Areal Flood Warnings in Texas, 2021 Every areal flood 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.