Alert archive / Texas / Mesoscale Discussions in 2005
Mesoscale Discussion 1685
The Storm Prediction Center issued this mesoscale discussion at Jul 7, 2005, 2:40 AM CDT for 38 counties in Texas. It was in force for 65 min.
The area
The outline as issued.
The facts
- Issued
- Jul 7, 2005, 2:40 AM CDT (07:40 UTC)
- Expired
- Jul 7, 2005, 3:45 AM CDT
- In force
- 65 min
- Issued by
- the Storm Prediction Center
All 38 counties
Andrews County, TX, Bailey County, TX, Borden County, TX, Briscoe County, TX, Castro County, TX, Childress County, TX, Cochran County, TX, Cottle County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Fisher County, TX, Floyd County, TX, Foard County, TX, Gaines County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Haskell County, TX, Hockley County, TX, Howard County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Mitchell County, TX, Motley County, TX, Nolan County, TX, Parmer County, TX, Scurry County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX
The radar
The Lubbock radar (KLBB), 78 km from the middle of the area, began a volume at 07:44 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
Midland Regional, TX (KMAF), launched 00:00Z, 7.7 hours before the alert went out and 218 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
- 829 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 2837 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 103 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 |
|---|---|---|---|---|
| Jul 6, 7:25 PM CDT | Severe Thunderstorm Watch | SPC | Armstrong, Briscoe, Carson, Castro, Childress, Collingsworth and 20 more | 4 hr |
| Jul 6, 9:23 PM CDT | Mesoscale Discussion | SPC | Armstrong, Bailey, Briscoe, Carson, Castro, Collingsworth and 24 more | 37 min |
| Jul 6, 11:13 PM CDT | Mesoscale Discussion | SPC | Andrews, Armstrong, Borden, Briscoe, Carson, Castro and 34 more | 92 min |
| Jul 6, 11:45 PM CDT | Severe Thunderstorm Watch | SPC | Andrews, Bailey, Borden, Briscoe, Castro, Cochran and 27 more | 5 hr |
| Jul 7, 4:03 AM CDT | Mesoscale Discussion | SPC | Andrews, Archer, Bailey, Baylor, Borden, Briscoe and 38 more | 57 min |
| Jul 7, 9:33 AM CDT | Mesoscale Discussion | SPC | Anderson, Bell, Brazos, Falls, Freestone, Grimes and 12 more | 117 min |
| Jul 7, 3:55 PM CDT | Severe Thunderstorm Watch | SPC | Bailey, Cochran, Dallam, Deaf Smith, Hartley, Oldham and 1 more | 5 hr |
Nearby
Mesoscale Discussions in Texas, 2005Every mesoscale discussion in 2005
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.