Alert archive / Texas / Flash Flood Warnings in 2013

Flash Flood Warning 14, NWS Corpus Christi, TX

July 15, 2013Webb County, Texas

NWS Corpus Christi, TX issued this flash flood warning at Jul 15, 2013, 10:21 PM CDT for Webb County, Texas. It was in force for 114 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: Jul 15, 2013, 10:21 PM CDT (03:21 UTC)
Expired: Jul 16, 2013, 12:15 AM CDT
In force: 114 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Flood severity: None

County Webb County, TX

The radar

The Corpus Christi radar (KCRP), 179 km from the middle of the area, began a volume at 03:23 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 00:00Z, 3.4 hours before the alert went out and 196 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: 2168 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 944 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -19 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash 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 flash flood warning went out at Jul 15, 9:38 PM CDT, 43 minutes earlier.

Area forecast discussion, Jul 15, 9:38 PM CDT, 43 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 15, 5:51 AM CDT, 16 hours 30 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
551 AM CDT MON JUL 15 2013

GMZ230-235-250-255-270-275-TXZ229>234-239>247-161100-
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-LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL-
JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
551 AM CDT MON JUL 15 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS AND THE MIDDLE
TEXAS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE TODAY. A FEW
STRONG STORMS ARE POSSIBLE...BUT NO WIDESPREAD SEVERE WEATHER IS
ANTICIPATED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

SCATTERED THUNDERSTORMS ARE EXPECTED AREAWIDE TUESDAY AND WEDNESDAY.
ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED THURSDAY AND
FRIDAY...YET ONLY ISOLATED SATURDAY AND SUNDAY. EXPECT ACTIVITY
THURSDAY THROUGH SUNDAY TO OCCUR PRIMARILY OVER LAND AREAS DURING
THE AFTERNOON HOURS AND PRIMARILY OVER THE COASTAL WATERS DURING THE
LATE NIGHT AND EARLY MORNING HOURS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

PZ/WC

In the hours before

Special weather statement, Jul 15, 6:08 PM CDT, 4 hours 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
608 PM CDT MON JUL 15 2013

TXZ229-230-239-160000-
LA SALLE-MCMULLEN-WEBB-
608 PM CDT MON JUL 15 2013

...STRONG THUNDERSTORMS WERE AFFECTING LA SALLE...MCMULLEN AND WEBB
COUNTIES...

AT 602 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM FOWLERTON TO 19
MILES NORTHEAST OF RANCHITOS LAS LOMAS...OR ALONG A LINE EXTENDING
FROM 17 MILES WEST OF TILDEN TO 23 MILES WEST OF FREER...MOVING
NORTHWEST AT 5 MPH.

WINDS 30 TO 40 MPH ARE EXPECTED WITH THESE STORMS. RAINFALL AMOUNTS
UP TO AROUND 2 INCHES HAS ALREADY FALLEN NEAR FOWLERTON AND AN
ADDITIONAL 1 TO 2 INCHES WILL BE POSSIBLE.  THIS MAY LEAD TO
NUISANCE FLOODING IN LOW LYING AREAS.

TE

Special weather statement, Jul 15, 8:08 PM CDT, 2 hours 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
808 PM CDT MON JUL 15 2013

TXZ239-160215-
WEBB-
808 PM CDT MON JUL 15 2013

...A STRONG THUNDERSTORM WAS AFFECTING WEBB COUNTY...

AT 805 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 6 MILES SOUTHEAST OF BOTINES...OR 15 MILES
NORTHEAST OF LAREDO...MOVING NORTHWEST AT 10 MPH.

THIS STORM WILL BE NEAR...
  BOTINES BY 825 PM CDT.
  CALLAGHAN BY 850 PM CDT.

SMALL HAIL...AND WINDS 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

TE

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 15, 8:14 PM CDT	Flash Flood Warning	CRP	Webb	2 hr
Jul 15, 8:43 PM CDT	Areal Flood Advisory	CRP	Webb	62 min
Jul 15, 9:14 PM CDT	Flash Flood Warning	CRP	Webb	91 min
Jul 15, 9:33 PM CDT	Flash Flood Warning	CRP	La Salle, McMullen	117 min
Jul 16, 7:51 AM CDT	Flash Flood Watch	CRP	Duval, La Salle, McMullen, Webb	14 hr
Jul 16, 8:36 AM CDT	Small Craft Advisory	CRP		13 hr
Jul 16, 2:12 PM CDT	Rip Current Statement	CRP	Aransas, Calhoun, Kleberg, Nueces	13 hr

Nearby

Flash Flood Warnings in Texas, 2013 Every flash flood warning in 2013

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.