Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 7, NWS Houston/Galveston, TX

April 2, 2000Brazoria County, Matagorda County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Apr 2, 2000, 1:24 PM CDT for Brazoria County, Matagorda County, Texas. It was in force for 36 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Apr 2, 2000, 1:24 PM CDT (18:24 UTC)
Expired
Apr 2, 2000, 2:00 PM CDT
In force
36 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Brazoria County, TX, Matagorda County, TX

What was reported inside it

TimeReportWhereRemark
Apr 2, 1:50 PM CDTHail 1.75Clute, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 2, 12:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 6.4 hours before the alert went out and 214 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 2000-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2917 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2000-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.1939587897Sfc1 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
2917 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.8
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 021824
TORHOU
TXC039-321-021900-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
124 PM CDT SUN APR 2 2000

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A

* TORNADO WARNING FOR...
  BRAZORIA COUNTY IN SOUTHEAST TEXAS
  MATAGORDA COUNTY IN SOUTHEAST TEXAS

* UNTIL 200 PM CDT

* AT 119 PM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO 4 MILES SOUTH OF SARGENT...MOVING NORTHEAST AT
  20 MPH.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  SARGENT
  JONES CREEK

THIS IS A DANGEROUS SITUATION! QUICK ACTION MAY SAVE YOUR LIFE. MOVE
TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON YOUR CAR OR
MOBILE HOME NOW FOR A STRONG SHELTER. IF SHELTER IS NOT AVAILABLE...
MOVE TO A DITCH OR CULVERT AND COVER YOUR HEAD.

PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 2880 9580 2867 9565 2898 9525 2915 9545

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 2, 12:47 AM CSTSevere Thunderstorm WarningHGXPolk, San Jacinto43 min
Apr 2, 1:04 AM CSTSevere Thunderstorm WarningHGXWharton41 min
Apr 2, 3:11 AM CDTSevere Thunderstorm WarningHGXFort Bend, Harris49 min
Apr 2, 3:19 AM CDTSevere Thunderstorm WarningHGXJackson41 min
Apr 2, 3:30 AM CDTSevere Thunderstorm WarningHGXPolk45 min
Apr 2, 3:32 AM CDTSevere Thunderstorm WarningHGXHarris, Waller43 min
Apr 2, 3:55 AM CDTSevere Thunderstorm WarningHGXMontgomery35 min
Apr 2, 4:02 AM CDTFlash Flood WarningHGXMontgomery3 hr
Apr 2, 4:11 AM CDTSevere Thunderstorm WarningHGXHarris49 min
Apr 2, 4:21 AM CDTSevere Thunderstorm WarningHGXPolk, San Jacinto54 min
Apr 2, 4:38 AM CDTSevere Thunderstorm WarningHGXLiberty52 min
Apr 2, 5:05 AM CDTFlash Flood WarningHGXHarris115 min
Apr 2, 5:07 AM CDTSevere Thunderstorm WarningHGXHarris53 min
Apr 2, 5:55 AM CDTSevere Thunderstorm WarningHGXHarris, Liberty50 min
Apr 2, 7:43 AM CDTSevere Thunderstorm WarningHGXFort Bend47 min
Apr 2, 12:29 PM CDTSevere Thunderstorm WarningHGXMatagorda71 min
Apr 2, 12:33 PM CDTSevere Thunderstorm WarningHGXBrazoria57 min
Apr 2, 1:31 PM CDTSevere Thunderstorm WarningHGXGalveston, Harris59 min
Apr 2, 2:08 PM CDTSevere Thunderstorm WarningHGXChambers67 min
Apr 2, 2:26 PM CDTSevere Thunderstorm WarningHGXLiberty64 min
Apr 2, 2:37 PM CDTSevere Thunderstorm WarningHGXGalveston53 min
Apr 2, 4:45 PM CDTSevere Thunderstorm WarningHGXChambers60 min

Nearby

Tornado Warnings in Texas, 2000Every tornado warning in 2000Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.