Alert archive / Texas / Tornado Warnings in 2000
Tornado Warning 40, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this tornado warning at Nov 12, 2000, 7:05 PM CST for Brazoria County, Harris County, Texas. It was in force for 40 min. 3 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 12, 2000, 7:05 PM CST (01:05 UTC)
- Expired
- Nov 12, 2000, 7:45 PM CST
- In force
- 40 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
Counties Brazoria County, TX, Harris County, TX
The radar
The Houston radar (KHGX), 33 km from the middle of the area, began a volume at 01:05 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 12, 7:25 PM CST | Thunderstorm Wind | Houston, TX | Trees down in River Oaks and Astrodome areas. |
| Nov 12, 7:40 PM CST | Thunderstorm Wind | Houston, TX | Extensive roof damage to an apartment complex on the south side of Houston on Barberry (near Cullen) with 2 injuries nearby from flying glass. Extensive tree damage in area. Winds estimated between 80 and 100 mph. |
| Nov 12, 7:50 PM CST | Thunderstorm Wind | Houston, TX | Damage to carports, awnings, and fences, and several large trees down in southeast Houston. Roof damage to Wurthing High School. |
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 12, 5:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 1.1 hours before the alert went out and 224 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1505 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 150 m²/s²
- 0-3 km storm-relative helicity
- 163 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 12, 6:00 PM CST | Tornado Warning | HGX | Fort Bend, Wharton | 30 min |
| Nov 12, 6:22 PM CST | Tornado Warning | HGX | Colorado | 23 min |
| Nov 12, 6:37 PM CST | Tornado Warning | HGX | Fort Bend | 38 min |
| Nov 12, 6:43 PM CST | Tornado Warning | HGX | Colorado, Wharton | 47 min |
| Nov 12, 7:15 PM CST | Tornado Warning | HGX | Fort Bend | 15 min |
| Nov 12, 7:43 PM CST | Severe Thunderstorm Warning | HGX | Brazoria, Harris | 47 min |
| Nov 12, 7:45 PM CST | Severe Thunderstorm Warning | HGX | Fort Bend | 45 min |
| Nov 12, 8:24 PM CST | Severe Thunderstorm Warning | HGX | Chambers, Galveston | 66 min |
| Nov 12, 8:30 PM CST | Severe Thunderstorm Warning | HGX | Brazoria | 60 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; radar from the NEXRAD Level II archive.