Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 44, NWS Houston/Galveston, TX

November 24, 2000Harris County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Nov 24, 2000, 2:30 AM CST for Harris County, Texas. It was in force for 30 min. 2 reports 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: Nov 24, 2000, 2:30 AM CST (08:30 UTC)
Expired: Nov 24, 2000, 3:00 AM CST
In force: 30 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Harris County, TX

The radar

The Houston radar (KHGX), 29 km from the middle of the area, began a volume at 08:32 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.

What was reported inside it

Time	Report	Where	Remark
Nov 24, 2:35 AM CST	Tornado F1	Pasadena, TX	Tornado touched down near intersection of Preston and Crenshaw. Roof blown off of home in Parkgate subdivision. Roof peeled off large storage building. Damage to windows and trailers at First Presbyterian Church. Fences and trees knocked over on western ed
Nov 24, 2:40 AM CST	Thunderstorm Wind	Pasadena, TX	Wind damage near Fairmont Parkway and Country Road. Wall blown off side of strip center with awning blown off gas station. Minor roof damage to a few homes and businesses near the Country Briar subdivision. Numerous trees and fences down in area.A strong co

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.

Issued	Product	Office	Lasted
Nov 23, 10:00 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.5 hours before the alert went out and 194 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 123 J/kg
Mixed-layer CIN: -45 J/kg
Mixed-layer LCL: 701 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 267 m²/s²
0-3 km storm-relative helicity: 325 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 240830
TORHOU

TXC201-240900-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
230 AM CST FRI NOV 24 2000

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

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

* UNTIL 300 AM CST

* AT 227 AM CST...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO 2 MILES WEST OF DEER PARK...MOVING EAST AT 25
  MPH.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  HIGHLANDS...LA PORTE
  MORGAN'S POINT
  PASADENA
  SOUTH HOUSTON

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 2978 9527 2961 9524 2962 9499 2983 9501

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 23, 10:48 PM CST	Tornado Warning	HGX	Harris, Montgomery	57 min
Nov 24, 1:21 AM CST	Tornado Warning	HGX	Harris	39 min
Nov 24, 2:21 AM CST	Severe Thunderstorm Warning	HGX	Harris	39 min

Nearby

Tornado Warnings in Texas, 2000 Every tornado warning in 2000 Tornadoes 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; radar from the NEXRAD Level II archive.