Alert archive / Texas / Mesoscale Discussions in 2008
Mesoscale Discussion 1890
The Storm Prediction Center issued this mesoscale discussion at Jul 24, 2008, 6:24 AM CDT for 32 counties in Texas. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Jul 24, 2008, 6:24 AM CDT (11:24 UTC)
- Expired
- Jul 24, 2008, 8:00 AM CDT
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 32 counties
Aransas County, TX, Bee County, TX, Brazoria County, TX, Brooks County, TX, Calhoun County, TX, Cameron County, TX, DeWitt County, TX, Duval County, TX, Goliad County, TX, Gonzales County, TX, Hidalgo County, TX, Jackson County, TX, Jim Hogg County, TX, Jim Wells County, TX, Karnes County, TX, Kenedy County, TX, Kleberg County, TX, La Salle County, TX, Lavaca County, TX, Live Oak County, TX, Matagorda County, TX, McMullen County, TX, Nueces County, TX, Refugio County, TX, San Patricio County, TX, Starr County, TX, Victoria County, TX, Webb County, TX, Wharton County, TX, Willacy County, TX, Wilson County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 28 km from the middle of the area, began a volume at 11:27 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 00:00Z, 11.4 hours before the alert went out and 37 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
- 488 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 732 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 71 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 |
|---|---|---|---|---|
| Jul 23, 7:09 PM CDT | Tornado Watch | SPC | Aransas, Bee, Brooks, Calhoun, Duval, Goliad and 15 more | 12 hr |
| Jul 24, 7:00 AM CDT | Tornado Watch | SPC | Aransas, Atascosa, Bandera, Bee, Bexar, Blanco and 40 more | 12 hr |
| Jul 24, 12:22 PM CDT | Mesoscale Discussion | SPC | Aransas, Atascosa, Bandera, Bee, Bexar, Blanco and 27 more | 113 min |
| Jul 24, 4:00 PM CDT | Mesoscale Discussion | SPC | Aransas, Atascosa, Bandera, Bastrop, Bee, Bexar and 45 more | 2 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.