Alert archive / Texas / Mesoscale Discussions in 2009
Mesoscale Discussion 923
The Storm Prediction Center issued this mesoscale discussion at Jun 2, 2009, 2:24 PM CDT for 33 counties in Texas. It was in force for 66 min.
The area
The outline as issued.
The facts
- Issued
- Jun 2, 2009, 2:24 PM CDT (19:24 UTC)
- Expired
- Jun 2, 2009, 3:30 PM CDT
- In force
- 66 min
- Issued by
- the Storm Prediction Center
All 33 counties
Borden County, TX, Brown County, TX, Callahan County, TX, Cochran County, TX, Coke County, TX, Coleman County, TX, Comanche County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Eastland County, TX, Fisher County, TX, Garza County, TX, Haskell County, TX, Hockley County, TX, Howard County, TX, Jones County, TX, Kent County, TX, King County, TX, Lubbock County, TX, Lynn County, TX, Mitchell County, TX, Nolan County, TX, Palo Pinto County, TX, Runnels County, TX, Scurry County, TX, Shackelford County, TX, Stephens County, TX, Stonewall County, TX, Taylor County, TX, Terry County, TX, Throckmorton County, TX, Yoakum County, TX
The radar
The Lubbock radar (KLBB), 125 km from the middle of the area, began a volume at 19:24 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
Midland Regional, TX (KMAF), launched 12:00Z, 7.4 hours before the alert went out and 167 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
- 1485 J/kg
- Mixed-layer CIN
- -250 J/kg
- Mixed-layer LCL
- 1565 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 167 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 |
|---|---|---|---|---|
| Jun 2, 3:32 AM CDT | Mesoscale Discussion | SPC | Archer, Baylor, Foard, King, Knox, Throckmorton and 1 more | 118 min |
| Jun 2, 2:46 PM CDT | Tornado Watch | SPC | Andrews, Bailey, Borden, Brown, Callahan, Cochran and 47 more | 7 hr |
| Jun 2, 4:05 PM CDT | Mesoscale Discussion | SPC | Gray, Hemphill, Wheeler | 55 min |
| Jun 2, 5:16 PM CDT | Mesoscale Discussion | SPC | Borden, Brown, Burnet, Callahan, Coke, Coleman and 36 more | 89 min |
Nearby
Mesoscale Discussions in Texas, 2009Every mesoscale discussion in 2009
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.