Alert archive / Texas / Mesoscale Discussions in 2003
Mesoscale Discussion 532
The Storm Prediction Center issued this mesoscale discussion at Apr 22, 2003, 2:41 PM MDT for Lea County, Roosevelt County, New Mexico; 22 counties in Texas. It was in force for 94 min.
The area
The outline as issued.
The facts
- Issued
- Apr 22, 2003, 2:41 PM MDT (20:41 UTC)
- Expired
- Apr 22, 2003, 4:15 PM MDT
- In force
- 94 min
- Issued by
- the Storm Prediction Center
All 24 counties
Lea County, NM, Roosevelt County, NM, Andrews County, TX, Cochran County, TX, Crane County, TX, Crockett County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Martin County, TX, Midland County, TX, Pecos County, TX, Reagan County, TX, Sterling County, TX, Terrell County, TX, Terry County, TX, Upton County, TX, Val Verde County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX
The radar
The Midland/Odessa radar (KMAF), 36 km from the middle of the area, began a volume at 20:41 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, 8.7 hours before the alert went out and 35 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
- 190 J/kg
- Mixed-layer CIN
- -176 J/kg
- Mixed-layer LCL
- 781 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 274 m²/s²
- 0-3 km storm-relative helicity
- 333 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.0
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 22, 5:19 PM MDT | Mesoscale Discussion | SPC | Colfax, Harding, Mora, Quay, San Miguel, Union | 116 min |
| Apr 22, 8:18 AM MDT | Mesoscale Discussion | SPC | Bell, Bosque, Comanche, Coryell, Eastland, Erath and 13 more | 117 min |
| Apr 22, 10:29 AM MDT | Mesoscale Discussion | SPC | Austin, Brazoria, Chambers, Fort Bend, Grimes, Harris and 3 more | 61 min |
| Apr 22, 3:55 PM MDT | Tornado Watch | SPC | Borden, Cochran, Coke, Concho, Crockett, Crosby and 32 more | 5 hr |
Nearby
Mesoscale Discussions in Texas, 2003Mesoscale Discussions in New Mexico, 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.