Alert archive / Texas / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 12, NWS Brownsville, TX

May 14, 2010Brooks County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at May 14, 2010, 10:20 PM CDT for Brooks County, Texas. It was in force for 25 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 14, 2010, 10:20 PM CDT (03:20 UTC)
Expired
May 14, 2010, 10:45 PM CDT
In force
25 min
Issued by
NWS Brownsville, TX
Area
Storm-based polygon

County Brooks County, TX

The radar

The Corpus Christi radar (KCRP), 109 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, 3.3 hours before the alert went out and 116 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 00:00Z on 2010-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2388 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2010-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 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
2388 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
638 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.1

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 Brownsville, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 14, 9:54 PM CDT, 26 minutes earlier.

Area forecast discussion, May 14, 9:54 PM CDT, 26 minutes before
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Hazardous weather outlook, May 14, 5:20 PM CDT, 5 hours before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
520 PM CDT FRI MAY 14 2010

TXZ248>257-151000-
ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY-
INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
520 PM CDT FRI MAY 14 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS.

.DAY ONE...REST OF TODAY AND TONIGHT.

SCATTERED STRONG SHOWERS AND THUNDERSTORMS WILL BUILD SOUTH OVER
DEEP SOUTH TEXAS FROM CENTRAL TEXAS THROUGHOUT THE EVENING AND
NIGHTTIME HOURS. THESE STORMS MAY PRODUCE BRIEF DOWNPOURS...
LIGHTNING AND BRIEF WIND GUSTS FROM 30 TO 40 MPH.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

GMZ130-132-135-150-155-170-175-151000-
LAGUNA MADRE FROM THE PORT OF BROWNSVILLE TO THE ARROYO COLORADO-
LAGUNA MADRE FROM THE ARROYO COLORADO TO 5 NM NORTH OF PORT
MANSFIELD TX-
LAGUNA MADRE FROM 5 NM NORTH OF PORT MANSFIELD TO BAFFIN BAY TX-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM 20 TO
60 NM-
WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM 20 TO
60 NM-
520 PM CDT FRI MAY 14 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE GULF OF MEXICO AND THE
LAGUNA MADRE.

.DAY ONE...REST OF TODAY AND TONIGHT.

SCATTERED STRONG SHOWERS AND THUNDERSTORMS WILL BUILD SOUTH OVER
DEEP SOUTH TEXAS MARINE AREAS FROM CENTRAL TEXAS THROUGHOUT THE
EVENING AND NIGHTTIME HOURS. THESE STORMS MAY PRODUCE BRIEF
DOWNPOURS...LIGHTNING AND BRIEF WIND GUSTS FROM 30 TO 40 MPH. THE
RIP CURRENT RISK FOR AREA BEACHES IS HIGH FOR THE REST OF TODAY AND
TONIGHT.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

RIP CURRENT RISK WILL REMAIN ELEVATED THROUGH THE EARLY PART OF
NEXT WEEK. LOW RIP CURRENT RISK WILL BE POSSIBLE NEXT TUESDAY AND
WEDNESDAY BEFORE INCREASING NEXT THURSDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, May 14, 7:10 PM CDT, 3 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
710 PM CDT FRI MAY 14 2010

TXZ249-150115-
JIM HOGG-
INCLUDING THE CITY OF...HEBBRONVILLE
710 PM CDT FRI MAY 14 2010

...STRONG THUNDERSTORM DEVELOPING OVER NORTHERN JIM HOGG COUNTY...

AT 7 PM...AN ISOLATED STRONG THUNDERSTORM WILL CONTINUE TO AFFECT
NORTHEASTERN JIM HOGG COUNTY. THIS THUNDERSTORM IS LOCATED JUST
EAST OF HEBBRONVILLE AND WILL MOVE NORTH AT 10 TO 15 MPH. THIS
THUNDERSTORM WILL PRODUCE OCCASIONAL LIGHTNING...BRIEF DOWNPOURS...
BRIEF WIND GUSTS FROM 30 TO 40 MPH AND SOME SMALL HAIL.

RESIDENTS OF NORTHEASTERN JIM HOGG COUNTY SHOULD STAY TUNED TO
NOAA WEATHER RADIO... LOCAL TELEVISION AND RADIO STATIONS AND THE
NATIONAL WEATHER SERVICE OFFICE BROWNSVILLE WEB SITE AT
WWW.WEATHER.GOV/RGV FOR ADDITIONAL STATEMENTS CONCERNING THIS
DEVELOPING WEATHER SITUATION.

SPEECE

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 7:13 PM CDTSevere Thunderstorm WarningBROJim Hogg32 min
May 14, 7:30 PM CDTFlash Flood WarningBROJim Hogg2 hr
May 14, 7:47 PM CDTSevere Thunderstorm WarningBROJim Hogg43 min
May 14, 8:35 PM CDTSevere Thunderstorm WarningBROJim Hogg55 min
May 14, 8:41 PM CDTFlash Flood WarningBROJim Hogg64 min
May 14, 9:14 PM CDTSevere Thunderstorm WarningBROBrooks61 min
May 14, 10:04 PM CDTAreal Flood AdvisoryBROBrooks116 min
May 15, 7:59 AM CDTSpecial Marine WarningBRO91 min
May 15, 9:25 AM CDTSpecial Marine WarningBRO65 min
May 15, 9:48 AM CDTSpecial Marine WarningBRO42 min
May 15, 10:32 AM CDTSpecial Marine WarningBRO58 min

Nearby

Severe Thunderstorm Warnings in Texas, 2010Every severe thunderstorm warning in 2010

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.