Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 27, NWS Houston/Galveston, TX

October 28, 2002Liberty County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Oct 28, 2002, 10:26 PM CST for Liberty County, Texas. It was in force for 49 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
Oct 28, 2002, 10:26 PM CST (04:26 UTC)
Expired
Oct 28, 2002, 11:15 PM CST
In force
49 min
Issued by
NWS Houston/Galveston, TX
Area
Counties, with a storm outline in the text

County Liberty County, TX

The radar

The Houston radar (KHGX), 72 km from the middle of the area, began a volume at 04:27 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 watch it was issued in

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

IssuedProductOfficeLasted
Oct 28, 8:15 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 4.4 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, Lake Charles Mun, LA at 00:00Z on 2002-10-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 51 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, Lake Charles Mun, LA at 00:00Z on 2002-10-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
51 J/kg
Mixed-layer CIN
-148 J/kg
Mixed-layer LCL
1502 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

395 
WFUS54 KHGX 290426
TORHOU
TXC291-290515-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
1022 PM CST MON OCT 28 2002

THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  LIBERTY COUNTY IN SOUTHEAST TEXAS

* UNTIL 1115 PM CST

* AT 1017 PM CST...DOPPLER RADAR INDICATED 2 THUNDERSTORMS CAPABLE 
OF PRODUCING A TORNADO. THE FIRST ONE WAS LOCATED 3 MILES SOUTH OF 
DAYTON...MOVING EAST NORTHEAST AT 15 TO 20 MPH. THIS STORM MAY 
AFFECT LIBERTY...DAISETTA AND DEVERS. THE SECOND STORM WAS LOCATED 3 
MILES SOUTHEAST OF MOSS HILL...MOVING NORTHEAST AT 15 TO 20 MPH. 
THIS STORM IS HEADED INTO HARDIN COUNTY.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  KENEFICK
  LIBERTY...DAYTON LAKES
  AMES
  HARDIN
  MOSS HILL
  DAISETTA

MOVE TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON YOUR CAR
OR MOBILE HOME FOR A STRONG SHELTER NOW

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 3008 9499 2990 9494 2997 9446 3035 9461

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 28, 7:25 PM CSTFlash Flood WarningHGXFort Bend, Harris3 hr
Oct 28, 8:04 PM CSTTornado WarningHGXHarris41 min
Oct 28, 9:05 PM CSTFlash Flood WarningHGXWaller3 hr
Oct 28, 9:30 PM CSTTornado WarningHGXLiberty60 min
Oct 28, 9:38 PM CSTTornado WarningHGXHarris22 min
Oct 28, 10:03 PM CSTFlash Flood WarningHGXFort Bend, Harris3 hr
Oct 28, 10:24 PM CSTFlash Flood WarningHGXLiberty4 hr
Oct 29, 12:13 AM CSTSpecial Marine WarningHGX2 hr
Oct 29, 12:57 AM CSTFlash Flood WarningHGXHarris3 hr
Oct 29, 1:55 AM CSTSpecial Marine WarningHGX2 hr

Nearby

Tornado Warnings in Texas, 2002Every tornado warning in 2002Tornadoes in 2002

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.