Alert archive / Texas / Mesoscale Discussions in 2003
Mesoscale Discussion 1966
The Storm Prediction Center issued this mesoscale discussion at Jul 22, 2003, 7:09 PM CDT for 35 counties in Texas. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2003, 7:09 PM CDT (00:09 UTC)
- Expired
- Jul 22, 2003, 8:45 PM CDT
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 35 counties
Camp County, TX, Collin County, TX, Dallas County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Franklin County, TX, Gregg County, TX, Harrison County, TX, Henderson County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Jack County, TX, Johnson County, TX, Kaufman County, TX, Marion County, TX, Morris County, TX, Navarro County, TX, Palo Pinto County, TX, Panola County, TX, Parker County, TX, Rains County, TX, Rockwall County, TX, Rusk County, TX, Smith County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Upshur County, TX, Van Zandt County, TX, Wise County, TX, Wood County, TX, Young County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 69 km from the middle of the area, began a volume at 00:09 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
Shreveport, LA (KSHV), launched 00:00Z, 0.2 hours before the alert went out and 266 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
- 2751 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1224 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 81 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 5.9
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 22, 9:32 PM CDT | Mesoscale Discussion | SPC | Camp, Cherokee, Collin, Dallas, Ellis, Gregg and 18 more | 58 min |
| Jul 23, 10:51 AM CDT | Mesoscale Discussion | SPC | Bastrop, Blanco, Burleson, Burnet, Caldwell, Comal and 7 more | 114 min |
| Jul 23, 2:20 PM CDT | Mesoscale Discussion | SPC | Atascosa, Bandera, Bexar, Blanco, Comal, Edwards and 14 more | 115 min |
| Jul 23, 6:30 PM CDT | Mesoscale Discussion | SPC | Andrews, Cochran, Crane, Ector, Gaines, Loving and 5 more | 3 hr |
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; radar from the NEXRAD Level II archive.