Alert archive / Texas / Mesoscale Discussions in 2003
Mesoscale Discussion 824
The Storm Prediction Center issued this mesoscale discussion at May 7, 2003, 2:17 PM CDT for 25 counties in Texas. It was in force for 103 min.
The area
The outline as issued.
The facts
- Issued
- May 7, 2003, 2:17 PM CDT (19:17 UTC)
- Expired
- May 7, 2003, 4:00 PM CDT
- In force
- 103 min
- Issued by
- the Storm Prediction Center
All 25 counties
Borden County, TX, Coke County, TX, Concho County, TX, Dawson County, TX, Fisher County, TX, Garza County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Jones County, TX, Kent County, TX, Martin County, TX, McCulloch County, TX, Menard County, TX, Midland County, TX, Mitchell County, TX, Nolan County, TX, Reagan County, TX, Runnels County, TX, Schleicher County, TX, Scurry County, TX, Sterling County, TX, Stonewall County, TX, Taylor County, TX, Tom Green County, TX
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, 7.3 hours before the alert went out and 123 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4359 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 138 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 |
|---|---|---|---|---|
| May 6, 7:48 PM CDT | Mesoscale Discussion | SPC | Collin, Cooke, Dallas, Denton, Erath, Fannin and 12 more | 117 min |
| May 6, 11:08 PM CDT | Mesoscale Discussion | SPC | Bowie, Cass | 97 min |
| May 6, 11:30 PM CDT | Tornado Watch | SPC | Bowie, Camp, Cass, Delta, Franklin, Gregg and 16 more | 6 hr |
| May 7, 2:27 AM CDT | Mesoscale Discussion | SPC | Bowie, Camp, Cass, Delta, Franklin, Gregg and 16 more | 3 hr |
| May 7, 5:00 PM CDT | Tornado Watch | SPC | Archer, Armstrong, Baylor, Briscoe, Callahan, Carson and 33 more | 6 hr |
| May 7, 5:38 PM CDT | Mesoscale Discussion | SPC | Archer, Baylor, Callahan, Clay, Eastland, Fisher and 16 more | 97 min |
Nearby
Mesoscale Discussions in Texas, 2003Every mesoscale discussion in 2003
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.