Alert archive / Texas / Mesoscale Discussions in 2003
Mesoscale Discussion 388
The Storm Prediction Center issued this mesoscale discussion at Apr 5, 2003, 12:21 PM CST for Jackson County, Oklahoma; 33 counties in Texas. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 5, 2003, 12:21 PM CST (18:21 UTC)
- Expired
- Apr 5, 2003, 3:15 PM CST
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
All 34 counties
Jackson County, OK, Baylor County, TX, Borden County, TX, Briscoe County, TX, Callahan County, TX, Childress County, TX, Coke County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Fisher County, TX, Floyd County, TX, Foard County, TX, Garza County, TX, Glasscock County, TX, Hall County, TX, Hardeman County, TX, Haskell County, TX, Howard County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Mitchell County, TX, Motley County, TX, Nolan County, TX, Runnels County, TX, Scurry County, TX, Shackelford County, TX, Sterling County, TX, Stonewall County, TX, Taylor County, TX, Throckmorton County, TX, Wilbarger 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, 6.4 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4087 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 122 m²/s²
- 0-3 km storm-relative helicity
- 147 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 |
|---|---|---|---|---|
| Apr 5, 1:50 PM CST | Tornado Watch | SPC | Jackson | 5 hr |
| Apr 5, 3:48 PM CST | Mesoscale Discussion | SPC | Comanche, Cotton, Harmon, Jackson, Jefferson, Kiowa and 1 more | 117 min |
| Apr 5, 4:30 PM CST | Tornado Watch | SPC | Archer, Clay, Collin, Cooke, Dallas, Delta and 22 more | 6 hr |
Nearby
Mesoscale Discussions in Texas, 2003Mesoscale Discussions in Oklahoma, 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.