Alert archive / Texas / Flash Flood Warnings in 2022

Flash Flood Warning 21, NWS Corpus Christi, TX

August 29, 2022Aransas County, Refugio County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Aug 29, 2022, 2:24 PM CDT for Aransas County, Refugio County, Texas. It was in force for 91 min. 1 report 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
Aug 29, 2022, 2:24 PM CDT (19:24 UTC)
Expired
Aug 29, 2022, 3:55 PM CDT
In force
91 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Flood severity
None

Counties Aransas County, TX, Refugio County, TX

The radar

The Corpus Christi radar (KCRP), 67 km from the middle of the area, began a volume at 19:25 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

TimeReportWhereRemark
Aug 29, 3:00 PM CDTFLASH FLOOD6 Nne Fulton, TXREPORTS OF WATER OVER SEASIDE LOOP AND VARIOUS LOW-LYING ROADS AROUND THE AREA.

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 12:00Z, 7.4 hours before the alert went out and 61 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 2022-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1106 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2022-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -64 square meters per square second.1939Sfc1 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
1106 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
787 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-64 m²/s²
0-3 km storm-relative helicity
-35 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

286 
WGUS54 KCRP 291924
FFWCRP
TXC007-391-292230-
/O.NEW.KCRP.FF.W.0021.220829T1924Z-220829T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Corpus Christi TX
224 PM CDT Mon Aug 29 2022

The National Weather Service in Corpus Christi has issued a

* Flash Flood Warning for...
  Northeastern Aransas County in south central Texas...
  Southeastern Refugio County in south central Texas...

* Until 530 PM CDT.

* At 224 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 2 inches of rain 
  have fallen. The expected rainfall rate is 3 to 5 inches in 1 
  hour. Additional rainfall amounts of 1 to 2 inches are possible in 
  the warned area. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Holiday Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 2828 9712 2831 9685 2815 9691 2814 9692
      2812 9692 2812 9694 2812 9695 2813 9696
      2813 9698 2814 9700 2816 9711 2826 9712
      2827 9712

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...3-5 INCHES IN 1 HOUR

$$

ADAMS
2 follow-up statements
514 
WGUS74 KCRP 292008
FFSCRP

Flash Flood Statement
National Weather Service Corpus Christi TX
308 PM CDT Mon Aug 29 2022

TXC007-391-292230-
/O.CON.KCRP.FF.W.0021.000000T0000Z-220829T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Aransas TX-Refugio TX-
308 PM CDT Mon Aug 29 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM CDT THIS 
AFTERNOON FOR NORTHEASTERN ARANSAS AND SOUTHEASTERN REFUGIO 
COUNTIES...

At 308 PM CDT, Doppler radar indicated thunderstorms have moved out 
of the area; however, lingering light rain will add to the ongoing 
flooding concerns. Between 1 and 2 inches of rain have fallen. 
Additional rainfall amounts up to 0.5 inches are possible in the 
warned area. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Holiday Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 2828 9712 2831 9685 2815 9691 2814 9692
      2812 9692 2812 9694 2812 9695 2813 9696
      2813 9698 2814 9700 2816 9711 2826 9712
      2827 9712

FLASH FLOOD...RADAR INDICATED

$$

ADAMS
059 
WGUS74 KCRP 292055
FFSCRP

Flash Flood Statement
National Weather Service Corpus Christi TX
355 PM CDT Mon Aug 29 2022

TXC007-391-292105-
/O.CAN.KCRP.FF.W.0021.000000T0000Z-220829T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Aransas TX-Refugio TX-
355 PM CDT Mon Aug 29 2022

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN ARANSAS AND 
SOUTHEASTERN REFUGIO COUNTIES...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 2828 9712 2831 9685 2815 9691 2814 9692
      2812 9692 2812 9694 2812 9695 2813 9696
      2813 9698 2814 9700 2816 9711 2826 9712
      2827 9712

$$

ADAMS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 29, 2:28 PM CDTFlash Flood WarningCRPNueces30 min
Aug 29, 2:41 PM CDTSpecial Marine WarningCRP22 min
Aug 29, 3:09 PM CDTSpecial Weather StatementCRPCalhoun36 min
Aug 29, 5:08 PM CDTAreal Flood AdvisoryCRPVictoria112 min

Nearby

Flash Flood Warnings in Texas, 2022Every flash flood warning in 2022

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.