Alert archive / Texas / Mesoscale Discussions in 2024
Mesoscale Discussion 101
The Storm Prediction Center issued this mesoscale discussion at Feb 2, 2024, 8:12 PM CST for 24 counties in Texas. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 2, 2024, 8:12 PM CST (02:12 UTC)
- Expired
- Feb 2, 2024, 10:15 PM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Concerning
- Severe thunderstorm watch 13
All 24 counties
Atascosa County, TX, Bastrop County, TX, Bee County, TX, Bexar County, TX, Blanco County, TX, Caldwell County, TX, Comal County, TX, DeWitt County, TX, Frio County, TX, Goliad County, TX, Gonzales County, TX, Guadalupe County, TX, Hays County, TX, Karnes County, TX, Kendall County, TX, La Salle County, TX, Live Oak County, TX, McMullen County, TX, Medina County, TX, Refugio County, TX, San Patricio County, TX, Travis County, TX, Webb County, TX, Wilson County, TX
The radar
The Austin/San Antonio radar (KEWX), 104 km from the middle of the area, began a volume at 02:15 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
Corpus Christi, TX (KCRP), launched 00:00Z, 2.2 hours before the alert went out and 192 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
- 381 J/kg
- Mixed-layer CIN
- -209 J/kg
- Mixed-layer LCL
- 870 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.4
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 6:33 PM CST | Mesoscale Discussion | SPC | Archer, Baylor, Callahan, Coleman, Comanche, Eastland and 9 more | 87 min |
| Feb 2, 8:20 PM CST | Mesoscale Discussion | SPC | Comanche, Erath, Hamilton, Hood, Jack, Lampasas and 6 more | 85 min |
| Feb 2, 11:47 PM CST | Mesoscale Discussion | SPC | Austin, Brazoria, Colorado, Fort Bend, Galveston, Harris and 5 more | 88 min |
Nearby
Mesoscale Discussions in Texas, 2024Every mesoscale discussion in 2024
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.