Alert archive / Texas / Mesoscale Discussions in 2006
Mesoscale Discussion 2106
The Storm Prediction Center issued this mesoscale discussion at Oct 12, 2006, 3:30 PM CDT for Cameron Parish, Louisiana; 33 counties in Texas. It was in force for 90 min.
The area
The outline as issued.
The facts
- Issued
- Oct 12, 2006, 3:30 PM CDT (20:30 UTC)
- Expired
- Oct 12, 2006, 5:00 PM CDT
- In force
- 90 min
- Issued by
- the Storm Prediction Center
All 34 counties
Cameron Parish, LA, Austin County, TX, Bastrop County, TX, Brazoria County, TX, Burleson County, TX, Caldwell County, TX, Calhoun County, TX, Chambers County, TX, Colorado County, TX, DeWitt County, TX, Fayette County, TX, Fort Bend County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Guadalupe County, TX, Hardin County, TX, Harris County, TX, Jackson County, TX, Jefferson County, TX, Karnes County, TX, Lavaca County, TX, Lee County, TX, Liberty County, TX, Matagorda County, TX, Montgomery County, TX, Orange County, TX, Refugio County, TX, San Jacinto County, TX, Victoria County, TX, Waller County, TX, Washington County, TX, Wharton County, TX, Wilson County, TX
The radar
The Houston radar (KHGX), 64 km from the middle of the area, began a volume at 20:29 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 nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 8.5 hours before the alert went out and 249 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
- 1366 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 12, 6:08 PM CDT | Mesoscale Discussion | SPC | Beauregard, Calcasieu, Cameron, Vernon | 67 min |
| Oct 12, 11:38 AM CDT | Mesoscale Discussion | SPC | Angelina, Austin, Bastrop, Bell, Blanco, Brazoria and 43 more | 3 hr |
| Oct 12, 1:20 PM CDT | Severe Thunderstorm Watch | SPC | Aransas, Austin, Bastrop, Brazoria, Brazos, Burleson and 32 more | 8 hr |
Nearby
Mesoscale Discussions in Texas, 2006Mesoscale Discussions in Louisiana, 2006Every mesoscale discussion in 2006
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.