Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 37, NWS Brownsville, TX

November 5, 2000Zapata County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Nov 5, 2000, 7:10 PM CST for Zapata County, Texas. It was in force for 50 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
Nov 5, 2000, 7:10 PM CST (01:10 UTC)
Expired
Nov 5, 2000, 8:00 PM CST
In force
50 min
Issued by
NWS Brownsville, TX
Area
Whole counties

County Zapata County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 1.2 hours before the alert went out and 198 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 2000-11-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 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 2000-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 square meters per square second.1939587897117Sfc1 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
18 J/kg
Mixed-layer CIN
-301 J/kg
Mixed-layer LCL
1211 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
121 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KBRO 060111
SVRBRO
TXC505-060230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
710 PM CST SUN NOV 5 2000

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

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

* UNTIL 800 PM CST

* AT 706 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES NORTHEAST OF SAN YGNACIO...MOVING EAST
  AT 35 MPH. THIS SEVERE THUNDERSTORM WILL LIKELY PRODUCE WINDS IN
  EXCESS OF 60 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   ZAPATA BY 715 PM CST.
   ESCOBA BY 750 PM CST.

$$

LAT...LON 2724 9973 2682 9934 2695 9899 2732 9898

JP

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 Nov 5, 7:03 PM CST, 7 minutes earlier.

Area forecast discussion, Nov 5, 7:03 PM CST, 7 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
703 PM CST SUN NOV 5 2000

STLT AND RADAR IMAGES ARE KEEPING SHRAS/TSRAS GENERALLY N OF THE VLY
NOW...AS THE UPPER TROF DIG INTO THE BIG BEND AND LIFTS NE OVR MS
VLY RIDGE. RUC...AND OTHER MDLS ARE HOLDING AGGRESSIVE PVA UNTIL
06Z-12Z...WITH LOBE DEEP INTO CENTRAL MEX TO THE VLY.
REFORMATION...OR A CONTINUED DIG OF CONVECTION MAY OCCUR OVERNIGHT.
ATTM...SPC IN AGREEMENT AS TO NEGATING WW FOR DEEP S TX...BUT
CONDITIONS CUD CHANGE DURING EARLY MRNG HOURS.

NOT ENUF CONFIDENCE TO DEVIATE FM CURRENT FCST...AND WL LEAVE ZFPBRO
UNCHANGED.

MARINE...BOY020 SHOWS WAVES HAVE FINALLY RESPONDED TO STRONG SE
FLOW...UP TO 7 FT NOW.  SCA REMAINS IN EFFECT TONIGHT. SYN...PHILO
58/MESO...FLATT 55/MET INTERN...CASTILLO 61

INTERNET ADDRESS...WWW.SRH.NOAA.GOV/BRO

.BRO...SCA FOR ALL MARINE ZONES.

In the hours before

Special weather statement, Nov 5, 5:10 PM CST, 2 hours before
TXZ248>257-060700-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BROWNSVILLE TX
510 PM CST SUN NOV 5 2000

...STRONG TO SEVERE THUNDERSTORMS POSSIBLE TONIGHT...

A STRONG UPPER LEVEL LOW PRESSURE AREA WILL MOVE ACROSS DEEP SOUTH
TEXAS TONIGHT.  THIS LOW PRESSURE AREA AND ASSOCIATED COLD FRONT
WILL BRING THE POTENTIAL FOR SEVERE WEATHER TO ALL OF DEEP SOUTH
TEXAS TONIGHT.

THE MAIN THREAT FROM THESE THUNDERSTORMS WILL BE FROM DAMAGING
WINDS.  HOWEVER...ISOLATED TORNADOES EMBEDDED WITHIN THE SQUALL LINE
WILL ALSO BE POSSIBLE.  A STRONG JET STREAM WILL MOVE OVER SOUTH
TEXAS TONIGHT AND SUPPLY THE LIFT NEEDED FOR THUNDERSTORM
DEVELOPMENT.  WITH ANY THUNDERSTORM...HEAVY RAINFALL COULD OCCUR
LEADING TO PONDING OF WATER AND IN SOME INSTANCES FLASH FLOODING.
MOTORISTS NEED TO USE EXTREME CAUTION WHILE DRIVING TONIGHT. BE ON
THE LOOKOUT FOR WATER ON ROADS AND HIGHWAYS. RAINFALL TOTALS OF 2 TO
3 INCHES ARE POSSIBLE...WITH HIGHER TOTALS IN ISOLATED LOCATIONS.

THE SYSTEM WILL MOVE OFF THE TEXAS COAST BY EARLY MONDAY
MORNING...WITH CLEARING SKIES EXPECTED BY MONDAY AFTERNOON.

STAY TUNED TO NOAA WEATHER RADIO...AND MONITOR THE LATEST ST8ATEMENTS
AND FORECASTS FROM THE NATIONAL WEATHER SERVICE IN BROWNSVILLE.
COMMERCIAL RADIO...TELEVISION STATIONS...OR YOUR CABLE TELEVISION
PROVIDER ARE ALTERNATE SOURCES OF WEATHER INFORMATION. PHILO
Special weather statement, Nov 5, 5:30 PM CST, 1 hour 40 minutes before
TXZ248>257-060700-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BROWNSVILLE TX
530 PM CST SUN NOV 5 2000

...STRONG TO SEVERE THUNDERSTORMS POSSIBLE TONIGHT...

A STRONG UPPER LEVEL LOW PRESSURE AREA WILL MOVE ACROSS DEEP SOUTH
TEXAS TONIGHT.  THIS LOW PRESSURE AREA AND ASSOCIATED COLD FRONT
WILL BRING THE POTENTIAL FOR SEVERE WEATHER TO ALL OF DEEP SOUTH
TEXAS TONIGHT.

THE MAIN THREAT FROM THESE THUNDERSTORMS WILL BE FROM DAMAGING
WINDS.  HOWEVER...ISOLATED TORNADOES EMBEDDED WITHIN THE SQUALL LINE
WILL ALSO BE POSSIBLE.  A STRONG JET STREAM WILL MOVE OVER SOUTH
TEXAS TONIGHT AND SUPPLY THE LIFT NEEDED FOR THUNDERSTORM
DEVELOPMENT.  WITH ANY THUNDERSTORM...HEAVY RAINFALL COULD OCCUR
LEADING TO PONDING OF WATER AND IN SOME INSTANCES FLASH FLOODING.
MOTORISTS NEED TO USE EXTREME CAUTION WHILE DRIVING TONIGHT. BE ON
THE LOOKOUT FOR WATER ON ROADS AND HIGHWAYS. RAINFALL TOTALS OF 2 TO
3 INCHES ARE POSSIBLE...WITH HIGHER TOTALS IN ISOLATED LOCATIONS.

THE SYSTEM WILL MOVE OFF THE TEXAS COAST BY EARLY MONDAY
MORNING...WITH CLEARING SKIES EXPECTED BY MONDAY AFTERNOON.

STAY TUNED TO NOAA WEATHER RADIO...AND MONITOR THE LATEST STATEMENTS
AND FORECASTS FROM THE NATIONAL WEATHER SERVICE IN BROWNSVILLE.
COMMERCIAL RADIO...TELEVISION STATIONS...OR YOUR CABLE TELEVISION
PROVIDER ARE ALTERNATE SOURCES OF WEATHER INFORMATION. PHILO

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 5, 7:40 PM CSTSevere Thunderstorm WarningBROJim Hogg, Zapata80 min
Nov 6, 12:02 AM CSTSevere Thunderstorm WarningBROStarr, Zapata43 min
Nov 6, 12:45 AM CSTSevere Thunderstorm WarningBROBrooks, Jim Hogg, Starr45 min
Nov 6, 12:45 AM CSTSevere Thunderstorm WarningBROHidalgo45 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000

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.