Alert archive / Texas / Mesoscale Discussions in 2013
Mesoscale Discussion 1004
The Storm Prediction Center issued this mesoscale discussion at Jun 9, 2013, 1:12 AM CDT for Jefferson County, Love County, Oklahoma; 32 counties in Texas. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 9, 2013, 1:12 AM CDT (06:12 UTC)
- Expired
- Jun 9, 2013, 3:45 AM CDT
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 20%
All 34 counties
Jefferson County, OK, Love County, OK, Archer County, TX, Baylor County, TX, Brown County, TX, Callahan County, TX, Clay County, TX, Coke County, TX, Coleman County, TX, Comanche County, TX, Cooke County, TX, Denton County, TX, Eastland County, TX, Erath County, TX, Fisher County, TX, Haskell County, TX, Hood County, TX, Jack County, TX, Jones County, TX, Knox County, TX, Montague County, TX, Nolan County, TX, Palo Pinto County, TX, Parker County, TX, Runnels County, TX, Shackelford County, TX, Somervell County, TX, Stephens County, TX, Stonewall County, TX, Tarrant County, TX, Taylor County, TX, Throckmorton County, TX, Wise County, TX, Young County, TX
The radar
The Dyess AFB radar (KDYX), 96 km from the middle of the area, began a volume at 06:12 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
Amarillo Airport, TX (KAMA), launched 00:00Z, 6.2 hours before the alert went out and 359 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
- 1603 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 1891 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 131 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 5.4
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 |
|---|---|---|---|---|
| Jun 8, 7:35 PM CDT | Mesoscale Discussion | SPC | Beaver, Beckham, Custer, Dewey, Ellis, Greer and 7 more | 85 min |
| Jun 8, 9:36 PM CDT | Mesoscale Discussion | SPC | Beckham, Greer, Harmon, Jackson, Roger Mills | 84 min |
| Jun 9, 5:03 PM CDT | Mesoscale Discussion | SPC | Atascosa, Bandera, Bexar, Comal, Dimmit, Frio and 12 more | 117 min |
| Jun 9, 5:30 PM CDT | Mesoscale Discussion | SPC | Gregg, Harrison, Panola, Rusk | 2 hr |
Nearby
Mesoscale Discussions in Texas, 2013Mesoscale Discussions in Oklahoma, 2013Every mesoscale discussion in 2013
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.