Alert archive / Texas / Mesoscale Discussions in 2016
Mesoscale Discussion 195
The Storm Prediction Center issued this mesoscale discussion at Mar 9, 2016, 7:29 AM CST for Beauregard Parish, Calcasieu Parish, Louisiana; 53 counties in Texas. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 9, 2016, 7:29 AM CST (13:29 UTC)
- Expired
- Mar 9, 2016, 9:30 AM CST
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 55 counties
Beauregard Parish, LA, Calcasieu Parish, LA, Angelina County, TX, Aransas County, TX, Austin County, TX, Bee County, TX, Brazoria County, TX, Brooks County, TX, Calhoun County, TX, Chambers County, TX, Colorado County, TX, DeWitt County, TX, Duval County, TX, Fayette County, TX, Fort Bend County, TX, Galveston County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Hardin County, TX, Harris County, TX, Hidalgo County, TX, Jackson County, TX, Jasper County, TX, Jefferson County, TX, Jim Hogg County, TX, Jim Wells County, TX, Karnes County, TX, Kenedy County, TX, Kleberg County, TX, Lavaca County, TX, Liberty County, TX, Live Oak County, TX, Matagorda County, TX, McMullen County, TX, Montgomery County, TX, Nacogdoches County, TX, Newton County, TX, Nueces County, TX, Orange County, TX, Polk County, TX, Refugio County, TX, Sabine County, TX, San Augustine County, TX, San Jacinto County, TX, San Patricio County, TX, Trinity County, TX, Tyler County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX, Willacy County, TX, Wilson County, TX
The radar
The Houston radar (KHGX), 144 km from the middle of the area, began a volume at 13:30 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, 1.5 hours before the alert went out and 150 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
- 1989 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 647 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 172 m²/s²
- Significant tornado parameter
- 1.7
- Supercell composite
- 8.3
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 |
|---|---|---|---|---|
| Mar 9, 10:07 AM CST | Mesoscale Discussion | SPC | Allen, Beauregard, Calcasieu, Grant, Rapides, Vernon | 2 hr |
| Mar 8, 6:25 PM CST | Mesoscale Discussion | SPC | Bandera, Brooks, Dimmit, Duval, Edwards, Frio and 13 more | 3 hr |
| Mar 8, 7:03 PM CST | Severe Thunderstorm Watch | SPC | Aransas, Atascosa, Bandera, Bastrop, Bee, Bexar and 46 more | 9 hr |
| Mar 8, 7:07 PM CST | Mesoscale Discussion | SPC | Bosque, Brown, Callahan, Coke, Coleman, Comanche and 37 more | 113 min |
| Mar 8, 9:26 PM CST | Mesoscale Discussion | SPC | Aransas, Atascosa, Bandera, Bastrop, Bee, Bell and 44 more | 2 hr |
| Mar 8, 11:54 PM CST | Mesoscale Discussion | SPC | Aransas, Atascosa, Austin, Bastrop, Bee, Bell and 63 more | 2 hr |
| Mar 9, 3:59 AM CST | Mesoscale Discussion | SPC | Anderson, Angelina, Austin, Brazos, Burleson, Cherokee and 23 more | 3 hr |
| Mar 9, 7:58 AM CST | Severe Thunderstorm Watch | SPC | Aransas, Bee, Brazoria, Calhoun, Fort Bend, Goliad and 8 more | 4 hr |
| Mar 9, 10:29 AM CST | Mesoscale Discussion | SPC | Aransas, Brazoria, Calhoun, Fort Bend, Harris, Jackson and 6 more | 91 min |
Nearby
Mesoscale Discussions in Texas, 2016Mesoscale Discussions in Louisiana, 2016Every mesoscale discussion in 2016
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.