Alert archive / Texas / Tornado Watches in 2006
Tornado Watch 24
The Storm Prediction Center issued this tornado watch at Feb 1, 2006, 1:51 PM CST for 25 counties in Texas. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 1, 2006, 1:51 PM CST (19:51 UTC)
- Expired
- Feb 1, 2006, 9:00 PM CST
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
All 25 counties
Austin County, TX, Brazoria County, TX, Calhoun County, TX, Chambers County, TX, Colorado County, TX, Fort Bend County, TX, Galveston County, TX, Grimes County, TX, Hardin County, TX, Harris County, TX, Jackson County, TX, Jasper County, TX, Jefferson County, TX, Liberty County, TX, Matagorda County, TX, Montgomery County, TX, Newton County, TX, Orange County, TX, Polk County, TX, San Jacinto County, TX, Tyler County, TX, Victoria County, TX, Waller County, TX, Washington County, TX, Wharton County, TX
The radar
The Houston radar (KHGX), 52 km from the middle of the area, began a volume at 19:51 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.
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 7.9 hours before the alert went out and 274 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
- 48 J/kg
- Mixed-layer CIN
- -475 J/kg
- Mixed-layer LCL
- 681 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 152 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 12:28 PM CST | Mesoscale Discussion | SPC | Angelina, Aransas, Austin, Bastrop, Bee, Brazoria and 52 more | 2 hr |
| Feb 1, 2:45 PM CST | Mesoscale Discussion | SPC | Angelina, Bastrop, Brazos, Burleson, Caldwell, Cherokee and 18 more | 90 min |
Nearby
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.