Alert archive / Texas / Mesoscale Discussions in 2008
Mesoscale Discussion 359
The Storm Prediction Center issued this mesoscale discussion at Mar 6, 2008, 9:59 AM CST for 30 counties in Texas. It was in force for 61 min.
The area
The outline as issued.
The facts
- Issued
- Mar 6, 2008, 9:59 AM CST (15:59 UTC)
- Expired
- Mar 6, 2008, 11:00 AM CST
- In force
- 61 min
- Issued by
- the Storm Prediction Center
All 30 counties
Atascosa County, TX, Bandera County, TX, Bee County, TX, Bexar County, TX, Blanco County, TX, Caldwell County, TX, Colorado County, TX, Comal County, TX, DeWitt County, TX, Edwards County, TX, Frio County, TX, Gillespie County, TX, Goliad County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Jackson County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kimble County, TX, La Salle County, TX, Lavaca County, TX, Live Oak County, TX, McMullen County, TX, Medina County, TX, Real County, TX, Victoria County, TX, Wharton County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 50 km from the middle of the area, began a volume at 15:58 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 4.0 hours before the alert went out and 206 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
- 719 J/kg
- Mixed-layer CIN
- -103 J/kg
- Mixed-layer LCL
- 623 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 131 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.5
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 |
|---|---|---|---|---|
| Mar 6, 10:38 AM CST | Mesoscale Discussion | SPC | Clay, Cooke, Denton, Grayson, Hood, Jack and 5 more | 6 hr |
| Mar 6, 12:09 PM CST | Tornado Watch | SPC | Aransas, Austin, Bee, Brazoria, Calhoun, Colorado and 20 more | 6 hr |
| Mar 6, 2:00 PM CST | Mesoscale Discussion | SPC | Aransas, Austin, Bee, Brazoria, Calhoun, Colorado and 19 more | 90 min |
| Mar 6, 5:00 PM CST | Mesoscale Discussion | SPC | Aransas, Austin, Bee, Brazoria, Calhoun, Colorado and 20 more | 60 min |
| Mar 6, 5:16 PM CST | Mesoscale Discussion | SPC | Delta, Fannin, Grayson, Hunt, Lamar | 6 hr |
Nearby
Mesoscale Discussions in Texas, 2008Every mesoscale discussion in 2008
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.