Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 95, NWS Corpus Christi, TX

May 29, 2015La Salle County, McMullen County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at May 29, 2015, 1:34 AM CDT for La Salle County, McMullen County, Texas. It was in force for 56 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: May 29, 2015, 1:34 AM CDT (06:34 UTC)
Expired: May 29, 2015, 2:30 AM CDT
In force: 56 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon

Counties La Salle County, TX, McMullen County, TX

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 28, 10:19 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 6.6 hours before the alert went out and 162 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: 2420 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 985 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: -22 m²/s²
0-3 km storm-relative helicity: 16 m²/s²
Significant tornado parameter: -0.3
Supercell composite: -2.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at May 29, 1:30 AM CDT, 4 minutes earlier.

Area forecast discussion, May 29, 1:30 AM CDT, 4 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, May 28, 10:26 PM CDT, 3 hours 8 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1026 PM CDT THU MAY 28 2015

GMZ230-235-250-255-270-275-TXZ229>234-239>247-300330-
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-
1026 PM CDT THU MAY 28 2015

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

.DAY ONE...TONIGHT

THERE IS A SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 4 AM CDT FOR
WEBB...LA SALLE AND MCMULLEN COUNTIES. THUNDERSTORMS ARE LIKELY ACROSS
THE NORTHWESTERN RIO GRANDE PLAINS TONIGHT. A FEW STORMS MAY BE
STRONG TO SEVERE...WITH DAMAGING WIND AND LARGE HAIL THE PRIMARY
THREAT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED FRIDAY THROUGH
TUESDAY...WITH THE BETTER CHANCES FOR PRECIPITATION ON FRIDAY AND
SUNDAY. THUNDERSTORMS WILL BECOME VERY ISOLATED BY WEDNESDAY. AT
THIS TIME...A FEW STRONG THUNDERSTORMS WILL BE POSSIBLE ON
FRIDAY...WITH AN ISOLATED SEVERE STORM OR TWO MAINLY OVER NORTHERN
PORTIONS OF SOUTH TEXAS. A FEW STRONG STORMS WILL ALSO BE POSSIBLE
ON SATURDAY. FOR THE REMAINDER OF THE PERIOD...THE PREDICTABILITY OF
ORGANIZED SEVERE STORMS IS TOO LOW AT THIS TIME...ALTHOUGH A
FEW STRONG STORMS WILL AGAIN BE POSSIBLE ON SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

TE

In the hours before

Special weather statement, May 29, 1:07 AM CDT, 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
107 AM CDT FRI MAY 29 2015

TXZ229>231-239-240-290700-
MCMULLEN-DUVAL-WEBB-LA SALLE-LIVE OAK-
107 AM CDT FRI MAY 29 2015

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT MCMULLEN...NORTHERN
WEBB...LA SALLE...LIVE OAK AND NORTHWESTERN DUVAL COUNTIES...

AT 104 AM CDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM 6 MILES SOUTHEAST OF SOMERSET TO NEAR CRYSTAL CITY...
AND MOVING SOUTHEAST AT 45 MPH. AT THIS SPEED THE LINE OF STORMS IS
EXPECTED TO REACH COTULLA AND TILDEN AND SURROUNDING AREAS BETWEEN
130 AM AND 2 AM CDT.

WIND GUSTS UP TO 50 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE...
COTULLA...GEORGE WEST...THREE RIVERS...ENCINAL...CHOKE CANYON...
TILDEN...LOMA ALTA...MOUNT LUCAS...OAKVILLE...MILLET...SEVEN
SISTERS...CALLIHAM...ARGENTA...LOS ANGELES...CALLAGHAN...DINERO...LAS
TIENDAS...LA ESPERANZA RANCH AIRPORT...CROSS AND FOWLERTON.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 400 AM CDT FOR
SOUTH CENTRAL TEXAS.

LAT...LON 2820 9940 2864 9940 2864 9834 2861 9833
      2874 9816 2817 9783 2771 9976 2780 9988
      2798 9993 2800 9999 2820 10008
TIME...MOT...LOC 0604Z 312DEG 50KT 2916 9859 2867 9986

TE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 29, 1:07 AM CDT	Special Weather Statement	CRP	La Salle, Live Oak, McMullen	53 min
May 29, 2:12 AM CDT	Areal Flood Advisory	CRP	La Salle, McMullen	3 hr
May 29, 2:18 AM CDT	Special Weather Statement	CRP	Bee, La Salle, Live Oak, McMullen, Webb	57 min
May 29, 2:54 AM CDT	Areal Flood Advisory	CRP	Duval, Live Oak, McMullen, Webb	3 hr
May 29, 2:57 AM CDT	Special Weather Statement	CRP	Bee, Duval, Goliad, Jim Wells, Live Oak, McMullen and 3 more	63 min
May 29, 3:08 AM CDT	Severe Thunderstorm Warning	CRP	Duval, McMullen	52 min
May 29, 3:21 AM CDT	Flash Flood Warning	CRP	Webb	3 hr
May 29, 3:21 AM CDT	Severe Thunderstorm Warning	CRP	Duval, Webb	54 min
May 29, 3:39 AM CDT	Special Weather Statement	CRP	Aransas, Bee, Calhoun, Goliad, Jim Wells, Kleberg and 5 more	66 min
May 29, 3:47 AM CDT	Areal Flood Advisory	CRP	Bee, Duval, Live Oak, Webb	3 hr
May 29, 3:52 AM CDT	Special Weather Statement	CRP	Duval	23 min
May 29, 4:02 AM CDT	Special Marine Warning	CRP		118 min
May 29, 4:16 AM CDT	Special Weather Statement	CRP	Duval	29 min
May 29, 4:42 AM CDT	Special Weather Statement	CRP	Aransas, Calhoun, Jim Wells, Kleberg, Nueces, Refugio and 2 more	63 min
May 29, 4:53 AM CDT	Special Weather Statement	CRP	Duval, Webb	22 min
May 29, 4:57 AM CDT	Severe Thunderstorm Warning	CRP	Aransas, Kleberg, Nueces, San Patricio	48 min
May 29, 5:01 AM CDT	Areal Flood Advisory	CRP	Aransas, Duval, Jim Wells, Kleberg, Nueces, Refugio and 1 more	3 hr
May 29, 5:41 AM CDT	Special Weather Statement	CRP	Aransas, Calhoun, Kleberg, Nueces	34 min
May 29, 5:46 AM CDT	Special Marine Warning	CRP		119 min
May 29, 7:46 AM CDT	Special Marine Warning	CRP		44 min
May 29, 3:25 PM CDT	Flash Flood Watch	CRP	Aransas, Bee, Calhoun, Duval, Goliad, Jim Wells and 9 more	36 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2015 Every severe thunderstorm warning in 2015

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.