Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 129, NWS Houston/Galveston, TX

August 2, 2000Wharton County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Aug 2, 2000, 6:43 PM CDT for Wharton County, Texas. It was in force for 47 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 2, 2000, 6:43 PM CDT (23:43 UTC)
Expired
Aug 2, 2000, 7:30 PM CDT
In force
47 min
Issued by
NWS Houston/Galveston, TX
Area
Whole counties

County Wharton County, TX

What was reported inside it

TimeReportWhereRemark
Aug 2, 6:48 PM CDTHail 1East Bernard, 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 nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 11.7 hours before the alert went out and 204 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 2000-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2977 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 2000-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
2977 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
645 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
0 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

818 
WUUS54 KHGX 022344
SVRHOU
TXC481-030030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
643 PM CDT WED AUG 2 2000

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

* SEVERE THUNDERSTORM WARNING FOR...
  WHARTON COUNTY IN SOUTHEAST TEXAS

* UNTIL 730 PM CDT

* AT 636 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 
  ALONG THE FORT BEND/WHARTON COUNTY LINE NEAR EAST BERNARD. 
  MOVEMENT WAS SOUTHWEST AT 15 MPH.

* LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
  HUNGERFORD
  EAST BERNARD

MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR 
BUSINESS. STAY AWAY FROM WINDOWS LARGE HAIL IS LIKELY. DAMAGING 
WINDS ARE POSSIBLE. 

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.

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 Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 2, 2:40 PM CDT, 4 hours 3 minutes earlier.

Area forecast discussion, Aug 2, 2:40 PM CDT, 4 hours 3 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
240 PM CDT WED AUG 2 2000

WIDELY SCT SHWRS AND TSTMS OCCURRING ACROSS THE AREA THIS AFT AS A
RESULT OF HEATING AND MID-LEVEL SHEAR AXIS OVER AREA. EXPECT
ACTIVITY TO LINGER INTO THE EVE HOURS.

FOR UPCOMING PACKAGE...HAVE TRENDED FORECAST TOWARD THE ETA MODEL
SOLN WHICH APPEARS TO HAVE THE BEST HANDLE ON PW FIELD ASSOCIATED
WITH NORTHERN EXTENT OF APPROACHING TROPICAL WAVE. WAVE AXIS WILL
MOVE INTO THE BAY OF CAMPECHE TONIGHT AND IS EXPECTED TO BE ALONG
THE TX COAST BY FRIDAY MORNING. LIKELY TO SEE A SHARP PW GRADIENT
FRI WITH HIGHEST VALUES ALONG IMMEDIATE COAST WITH RELATIVELY DRY
AIRMASS STILL OVER NW ZONES. EXPECT BY SATURDAY TO SEE A SLIGHTLY
BETTER CHC OF TSTMS FOR FAR INLAND ZONES. AT MID-LEVELS...WEAKNESS
WILL REMAIN OVER SE TX AS HIGH TO THE WEST SLOWLY BUILDS EAST ACROSS
TEXAS AND BERMUDA HIGH STAYS PUT. THIS MAY CHG BY SUN...BUT FOR NOW
WILL KEEP CHC IN THE EXTENDED DUE TO UNCERTAINTY OF EXACT POSITION
OF MID-LEVEL RIDGE. MRF SHOWS RIDGE CONTINUING TO PROGRESS EAST AND
MERGING WITH BERMUDA HIGH RESULTING IN LARGE FLAT RIDGE OVER SE U.S.
WITH SE TX ON SOUTHERN PERIPHERY BY MONDAY.

HIGH TEMPS WILL BE ABOVE GUID...ESPECIALLY NW ZONES WHERE SLIGHTLY
DRIER AIR IS IN PLACE.

.HGX...NONE.

33/40

PRELIMS...
CLL BB 072/100 072/099 074 2212
IAH BB 073/096 073/095 075 2223
GLS BB 077/089 079/089 080 2234

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 3:49 PM CDTSevere Thunderstorm WarningHGXHarris41 min
Aug 2, 4:35 PM CDTSevere Thunderstorm WarningHGXHarris40 min
Aug 2, 5:15 PM CDTSevere Thunderstorm WarningHGXHarris45 min
Aug 2, 5:40 PM CDTSevere Thunderstorm WarningHGXFort Bend50 min
Aug 2, 6:54 PM CDTSevere Thunderstorm WarningHGXAustin, Fort Bend51 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.