Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 32, NWS Brownsville, TX

June 3, 2003Zapata County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Jun 3, 2003, 8:28 PM CDT for Zapata County, Texas. It was in force for 62 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
Jun 3, 2003, 8:28 PM CDT (01:28 UTC)
Expired
Jun 3, 2003, 9:30 PM CDT
In force
62 min
Issued by
NWS Brownsville, TX
Area
Counties, with a storm outline in the text

County Zapata County, TX

The radar

The Corpus Christi radar (KCRP), 179 km from the middle of the area, began a volume at 01:27 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 3, 4:40 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.5 hours before the alert went out and 193 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 2003-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3023 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 2003-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.19395878Sfc1 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
3023 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
1042 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

676 
WUUS54 KBRO 040128
SVRBRO
TXC505-040230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
826 PM CDT TUE JUN 3 2003

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ZAPATA COUNTY IN DEEP SOUTH TEXAS

* UNTIL 930 PM CDT

* AT 824 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  SEVERE THUNDERSTORM 10 MILES NORTHWEST OF ESCOBA...OR 23 MILES     
  NORTHEAST OF ZAPATA.  THIS STORM IS MOVING SOUTH AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   ESCOBA BY 855 PM CDT.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 2738 9909 2733 9939 2679 9936 2685 9896

$$

SPEECE

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 Jun 3, 8:15 PM CDT, 13 minutes earlier.

Area forecast discussion, Jun 3, 8:15 PM CDT, 13 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
815 PM CDT TUE JUN 3 2003

BROWNSVILLE DOPPLER RADAR INDICATED AN AREA OF SHOWERS OR
THUNDERSTORMS OVER SOUTHERN WEBB COUNTY IN SOUTH TEXAS.  THESE
THUNDERSTORMS WERE MOVING SOUTH AT 20 MPH.  THE THUNDERSTORMS SHOULD
BEGIN TO DISSIPATE LATER THIS EVENING DUE TO DIURNAL EFFECTS.
WILL HAVE SCATTERED SHOWERS OR THUNDERSTORMS FOR THE WESTERN COUNTIES
TONIGHT AND WILL TAKE SHOWERS AND THUNDERSTORMS OUT OF THE FORECAST
COMPLETELY FOR THE REMAINDER OF DEEP SOUTH TEXAS.  THE BRO SOUNDING
THIS EVENING SHOWED A PRECIP WATER OF 1.60 AND A K-INDEX OF 24.
THERE IS A GOOD CAP AT ABOUT 6 THOUSAND FEET WHICH WOULD INHIBIT ANY
SHOWER ACTIVITY OVER ATLEAST THE EASTERN PORTION OF DEEP SOUTH
TEXAS.  OTHER THEN THAT PREVIOUS FORECAST PACKAGE LOOKS GOOD AT THIS
TIME.  NO OTHER UPDATES ARE NEEDED AT THIS TIME.

MARINE...BOY020 REPORTED A SOUTHEAST WIND AT 10 TO 12 KNOTS WITH 3
FOOT SEAS.  VERY LITTLE CHANGE IS EXPECTED FOR THE COASTAL WATERS IN
THE NEXT FEW DAYS.

PRELIMINARY NUMBERS FOR COORDINATION PURPOSES ONLY...
BRO BB 078/094 079/093 078 00/10/10/20/10
HRL BB 075/097 076/096 075 00/10/10/20/10
MFE BB 078/099 078/098 078 00/10/10/20/10
RGC BB 076/102 077/100 077 30/20/10/20/10
SPI BB 080/090 080/089 079 00/10/10/20/20

BRO...SEVERE THUNDERSTORM WATCH FOR ALL BRO ZONES UNTIL 10 PM.

SYNOPTIC...65
MESO-AVIATION-MARINE...60

THIS PRODUCT IS ALSO AVAILABLE ON OUR INTERNET WEB PAGE AT:
HTTP://WWW.SRH.NOAA.GOV/BRO
Hazardous weather outlook, Jun 3, 5:00 PM CDT, 3 hours 28 minutes before
TXZ248>257-040500-

HAZARDOUS WEATHER OUTLOOK...UPDATE FOR WATCH INFORMATION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
500 PM CDT TUE JUN 3 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS.

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

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM TONIGHT FOR
CAMERON...WILLACY...HIDALGO...KENEDY...STARR...BROOKS...JIM HOGG AND
ZAPATA COUNTIES. ISOLATED TO SCATTERED SEVERE THUNDERSTORMS WILL BE
POSSIBLE ACROSS DEEP SOUTH TEXAS THROUGH 10 PM TONIGHT AS A LARGE
AREA OF CONVECTION MOVES SOUTH ACROSS THE COASTAL BEND AREA FROM
THE TEXAS HILL COUNTRY. ANY THUNDERSTORMS THAT FORM OR MOVE INTO
DEEP SOUTH TEXAS TONIGHT MAY PRODUCE LARGE HAIL...FREQUENT LIGHTNING
AND DAMAGING THUNDERSTORM WINDS THROUGH 10 PM.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS MAY DEVELOP
WEDNESDAY AND THURSDAY AS AN AREA OF WEAKNESS DEVELOPS IN THE UPPER
LEVEL RIDGE OVER DEEP SOUTH TEXAS. IN ADDITION...A WEAK COLD FRONT
IS EXPECTED TO MOVE INTO CENTRAL TEXAS FRIDAY PROVIDING A CHANCE OF
SHOWERS AND THUNDERSTORMS FOR THE WEEKEND.

.SPOTTER INFORMATION STATEMENT.

SPOTTER ACTIVATION WILL LIKELY BE REQUIRED LATER TONIGHT.

SPEECE

In the hours before

Special weather statement, Jun 3, 5:05 PM CDT, 3 hours 23 minutes before
TXZ248>257-040500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
505 PM CDT TUE JUN 3 2003

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF DEEP SOUTH
TEXAS THROUGH 10 PM TONIGHT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH
UNTIL 1000 PM CDT THIS EVENING FOR ALL OF DEEP SOUTH TEXAS. THIS
WATCH INCLUDES CAMERON...WILLACY...HIDALGO...KENEDY...STARR...
BROOKS...JIM HOGG AND ZAPATA COUNTIES. SOME CITIES AND TOWNS WITHIN
THE WATCH AREA ARE ZAPATA...HEBBRONVILLE...FALFURRIAS...SARITA...RIO
GRANDE CITY...MCALLEN...HARLINGEN...BROWNSVILLE...SOUTH PADRE ISLAND
AND RAYMONDVILLE.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN
THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER
CONDITIONS AND SHOULD LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS FROM THE NATIONAL WEATHER SERVICE OFFICE IN BROWNSVILLE.
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES.

LAW ENFORCEMENT AGENCIES...EMERGENCY MANAGEMENT OFFICIALS...STORM
SPOTTER GROUPS...AND OTHER INTERESTED CONCERNS SHOULD MONITOR THIS
SITUATION AND TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN
YOUR AREA.

STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS CONCERNING THIS
POTENTIALLY DANGEROUS SEVERE WEATHER THREAT.

FOR THE LATEST WEATHER FORECASTS AND WARNINGS FOR DEEP SOUTH TEXAS...
VISIT THE NATIONAL WEATHER SERVICE WEB SITE AT...

HTTP://WWW.SRH.NOAA.GOV/BRO

SPEECE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 7:47 PM CDTSevere Thunderstorm WarningBROJim Hogg, Zapata73 min
Jun 3, 9:30 PM CDTSevere Thunderstorm WarningBROStarr, Zapata75 min

Nearby

Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning in 2003

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.