Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 21, NWS Brownsville, TX

May 2, 2000Jim Hogg County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at May 2, 2000, 11:27 AM CDT for Jim Hogg County, Texas. It was in force for 63 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 2, 2000, 11:27 AM CDT (16:27 UTC)
Expired
May 2, 2000, 12:30 PM CDT
In force
63 min
Issued by
NWS Brownsville, TX
Area
Whole counties

County Jim Hogg County, TX

The radar

The Corpus Christi radar (KCRP), 143 km from the middle of the area, began a volume at 16:27 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.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 4.5 hours before the alert went out and 154 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 12:00Z on 2000-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1319 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 12:00Z on 2000-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -38 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
1319 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
948 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-38 m²/s²
0-3 km storm-relative helicity
-34 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.5

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KBRO 021628
SVRBRO
TXC247-021730-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1127 AM CDT TUE MAY 2 2000

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN JIM HOGG COUNTY IN DEEP SOUTH TEXAS

* UNTIL 1230 PM CDT

* AT 1129 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR HEBBRONVILLE...MOVING EAST AT 15 MPH. 

* THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF...  
NORTHEASTERN JIM HOGG COUNTY OR EAST OF HEBBRONVILLE.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS...LARGE HA-IL...AND FREQUENT CLOUD TO GROUND
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.
$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 7:50 PM CDTSevere Thunderstorm WarningBROHidalgo, Starr40 min
May 1, 8:47 PM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo, Starr43 min
May 1, 8:47 PM CDTSevere Thunderstorm WarningBROJim Hogg43 min
May 1, 9:17 PM CDTTornado WarningBROBrooks, Jim Hogg, Starr28 min
May 2, 1:08 AM CDTTornado WarningBROBrooks37 min
May 2, 1:48 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy57 min
May 2, 2:37 AM CDTFlash Flood WarningBROBrooks, Kenedy4 hr
May 2, 2:58 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy62 min
May 2, 4:02 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy58 min
May 2, 5:00 AM CDTSevere Thunderstorm WarningBROKenedy60 min
May 2, 6:45 AM CDTSevere Thunderstorm WarningBROJim Hogg60 min
May 2, 11:01 AM CDTSevere Thunderstorm WarningBROBrooks29 min
May 2, 11:11 AM CDTTornado WarningBROBrooks34 min
May 2, 11:32 AM CDTSevere Thunderstorm WarningBROKenedy58 min
May 2, 11:44 AM CDTSevere Thunderstorm WarningBROBrooks46 min
May 2, 12:31 PM CDTSevere Thunderstorm WarningBROKenedy59 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; radar from the NEXRAD Level II archive.