Alert archive / Texas / Mesoscale Discussions in 2017
Mesoscale Discussion 350
The Storm Prediction Center issued this mesoscale discussion at Mar 28, 2017, 9:30 AM CDT for Texas County, Oklahoma; 22 counties in Texas. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 28, 2017, 9:30 AM CDT (14:30 UTC)
- Expired
- Mar 28, 2017, 12:00 PM CDT
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 23 counties
Texas County, OK, Armstrong County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Deaf Smith County, TX, Donley County, TX, Floyd County, TX, Gray County, TX, Hale County, TX, Hansford County, TX, Hutchinson County, TX, Lamb County, TX, Lubbock County, TX, Moore County, TX, Motley County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Swisher County, TX
The radar
The Amarillo radar (KAMA), 17 km from the middle of the area, began a volume at 14:31 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
Amarillo Airport, TX (KAMA), launched 12:00Z, 2.5 hours before the alert went out and 17 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
- 24 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 369 m²/s²
- 0-3 km storm-relative helicity
- 374 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
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 28, 2:44 PM CDT | Mesoscale Discussion | SPC | Carter, Comanche, Cotton, Jackson, Jefferson, Love and 2 more | 3 hr |
| Mar 28, 2:44 PM CDT | Mesoscale Discussion | SPC | Beaver, Beckham, Custer, Dewey, Ellis, Greer and 8 more | 2 hr |
| Mar 28, 3:40 PM CDT | Tornado Watch | SPC | Beckham, Caddo, Carter, Comanche, Cotton, Garvin and 12 more | 7 hr |
| Mar 28, 5:31 PM CDT | Mesoscale Discussion | SPC | Comanche, Cotton, Jackson, Jefferson, Kiowa, Stephens and 1 more | 89 min |
| Mar 28, 12:23 PM CDT | Mesoscale Discussion | SPC | Bailey, Borden, Briscoe, Castro, Cochran, Cottle and 23 more | 67 min |
| Mar 28, 12:51 PM CDT | Severe Thunderstorm Watch | SPC | Armstrong, Briscoe, Carson, Castro, Childress, Collingsworth and 34 more | 8 hr |
| Mar 28, 1:25 PM CDT | Mesoscale Discussion | SPC | Coke, Crane, Crockett, Ector, Glasscock, Howard and 8 more | 95 min |
| Mar 28, 1:51 PM CDT | Severe Thunderstorm Watch | SPC | Borden, Callahan, Coke, Coleman, Concho, Crockett and 24 more | 8 hr |
| Mar 28, 6:04 PM CDT | Mesoscale Discussion | SPC | Bandera, Burnet, Edwards, Gillespie, Kerr, Kimble and 7 more | 116 min |
| Mar 28, 6:30 PM CDT | Mesoscale Discussion | SPC | Coke, Crockett, Glasscock, Howard, Irion, Mitchell and 4 more | 90 min |
Nearby
Mesoscale Discussions in Texas, 2017Mesoscale Discussions in Oklahoma, 2017Every mesoscale discussion in 2017
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.