Alert archive / Texas / Flash Flood Warnings in 2014

Flash Flood Warning 21, NWS Corpus Christi, TX

October 31, 2014Jim Wells County, Kleberg County, Nueces County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Oct 31, 2014, 8:32 AM CDT for Jim Wells County, Kleberg County, Nueces County, Texas. It was in force for 118 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Oct 31, 2014, 8:32 AM CDT (13:32 UTC)
Expired
Oct 31, 2014, 10:30 AM CDT
In force
118 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Flood severity
None

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

The radar

The Corpus Christi radar (KCRP), 53 km from the middle of the area, began a volume at 13:34 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 12:00Z, 1.5 hours before the alert went out and 54 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 2014-10-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1298 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 2014-10-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -20 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
1298 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
788 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-20 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

170 
WGUS54 KCRP 311332
FFWCRP
TXC249-273-355-311530-
/O.NEW.KCRP.FF.W.0021.141031T1332Z-141031T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
832 AM CDT FRI OCT 31 2014

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHERN JIM WELLS COUNTY IN SOUTH CENTRAL TEXAS...
  KLEBERG COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHWESTERN NUECES COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 1030 AM CDT

* AT 824 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA.     
  DOPPLER RADAR ESTIMATED RAINFALL AMOUNTS OF 2 TO 3 INCHES PER      
  HOUR. STORMS WERE MOVING SOUTH AT 15 MPH.

* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLOODING TO OCCUR.
  SOME CITIES AND TOWNS THAT WILL EXPERIENCE FLOODING INCLUDE...
  KINGSVILLE...PREMONT...BEN BOLT...BISHOP...KINGSVILLE NAVAL AIR
  STATION AND LA GLORIA. SOME CREEKS THAT WILL EXPERIENCE FLOODING   
  INCLUDE...OSO CREEK...PETRONILA CREEK...TRANQUITAS CREEK...        
  CHILTIPIN CREEK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE 
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS 
SAFELY. MOVE TO HIGHER GROUND.

&&

LAT...LON 2727 9823 2772 9822 2754 9724 2728 9734
      2728 9739 2734 9738 2728 9740 2731 9742
      2727 9750 2728 9756 2729 9756 2736 9751
      2727 9761 2729 9765 2726 9771 2728 9778
      2724 9783

$$

JM

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 31, 4:08 AM CDTSmall Craft AdvisoryCRP27 hr
Oct 31, 7:21 AM CDTAreal Flood AdvisoryCRPJim Wells, Kleberg, Live Oak, Nueces, San Patricio84 min
Oct 31, 7:33 AM CDTFlash Flood WarningCRPJim Wells, Nueces117 min
Oct 31, 8:52 AM CDTSpecial Marine WarningCRP38 min

Nearby

Flash Flood Warnings in Texas, 2014Every flash flood warning in 2014

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.