Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 186, NWS Houston/Galveston, TX

November 24, 2000Harris County, Texas

NWS Houston/Galveston, TX issued this severe thunderstorm warning at Nov 24, 2000, 2:21 AM CST for Harris County, Texas. It was in force for 39 min. 2 reports 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
Nov 24, 2000, 2:21 AM CST (08:21 UTC)
Expired
Nov 24, 2000, 3:00 AM CST
In force
39 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), 52 km from the middle of the area, began a volume at 08:22 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

TimeReportWhereRemark
Nov 24, 2:35 AM CSTTornado F1Pasadena, TXTornado 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 CSTThunderstorm WindPasadena, TXWind 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.

IssuedProductOfficeLasted
Nov 23, 10:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 8.4 hours before the alert went out and 213 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 2000-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 123 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, Lake Charles Mun, LA at 00:00Z on 2000-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 267 square meters per square second.1939587897117Sfc1 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
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

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 23, 10:48 PM CSTTornado WarningHGXHarris, Montgomery57 min
Nov 24, 1:21 AM CSTTornado WarningHGXHarris39 min
Nov 24, 2:30 AM CSTTornado WarningHGXHarris30 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; radar from the NEXRAD Level II archive.