Alert archive / Texas / Flash Flood Warnings in 2017

Flash Flood Warning 2, NWS Corpus Christi, TX

March 10, 2017Nueces County, San Patricio County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Mar 10, 2017, 9:36 AM CST for Nueces County, San Patricio County, Texas. It was in force for 84 min. 2 reports 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
Mar 10, 2017, 9:36 AM CST (15:36 UTC)
Expired
Mar 10, 2017, 11:00 AM CST
In force
84 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon
Flood severity
None

Counties Nueces County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 17 km from the middle of the area, began a volume at 15:36 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
Mar 10, 10:30 AM CSTFLASH FLOODCorpus Christi, TXHIGH WATER RESCUE OCCURRED. NO INJURIES REPORTED.
Mar 10, 11:10 AM CSTFLASH FLOODCorpus Christi, TXNUMEROUS REPORTS OF ROADS FLOODED AROUND THE DOWNTOWN CORPUS CHRISTI 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, 3.6 hours before the alert went out and 14 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 2017-03-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1290 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 2017-03-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 31 square meters per square second.193958Sfc1 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
1290 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
645 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
31 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

830 
WGUS54 KCRP 101536
FFWCRP
TXC355-409-101700-
/O.NEW.KCRP.FF.W.0002.170310T1536Z-170310T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Corpus Christi TX
936 AM CST FRI MAR 10 2017

The National Weather Service in Corpus Christi has issued a

* Flash Flood Warning for...
  Central Nueces County in south central Texas...
  Southeastern San Patricio County in south central Texas...

* Until 1100 AM CST

* At 932 AM CST, emergency management officials reported 
  thunderstorms producing heavy rain and flash flooding across the 
  warned area. One to one and a half feet of water has been reported 
  across some streets in downtown Corpus Christi. Estimates of to 1 
  to 2 inches of rainfall has already fallen, with additional 
  rainfall of 1 to 2 inches is expected.

* Some locations that will experience flooding include...
  Corpus Christi, Portland, Gregory, Corpus Christi Del Mar East
  Campus, Corpus Christi North Beach, Corpus Christi Del Mar West
  Campus, Cole Park and Downtown Corpus Christi.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 2787 9726 2774 9743 2785 9753 2795 9733

$$

LK

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 10, 8:45 AM CSTRiver Flood WarningCRPCalhoun, Refugio, Victoria8 days
Mar 10, 10:31 AM CSTFlash Flood WarningCRPNueces119 min
Mar 10, 1:43 PM CSTSpecial Weather StatementCRPWebb32 min

Nearby

Flash Flood Warnings in Texas, 2017Every flash flood warning in 2017

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.