Alert archive / Texas / Mesoscale Discussions in 2003
Mesoscale Discussion 2354
The Storm Prediction Center issued this mesoscale discussion at Sep 9, 2003, 2:16 PM CDT for 5 counties in Kansas; Beaver County, Texas County, Oklahoma; 15 counties in Texas. It was in force for 119 min.
The area
The outline as issued.
The facts
- Issued
- Sep 9, 2003, 2:16 PM CDT (19:16 UTC)
- Expired
- Sep 9, 2003, 4:15 PM CDT
- In force
- 119 min
- Issued by
- the Storm Prediction Center
All 22 counties
Grant County, KS, Haskell County, KS, Meade County, KS, Seward County, KS, Stevens County, KS, Beaver County, OK, Texas County, OK, Armstrong County, TX, Carson County, TX, Deaf Smith County, TX, Gray County, TX, Hansford County, TX, Hartley County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX
The radar
The Amarillo radar (KAMA), 78 km from the middle of the area, began a volume at 19:15 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
Amarillo Airport, TX (KAMA), launched 12:00Z, 7.3 hours before the alert went out and 78 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
- 1241 J/kg
- Mixed-layer CIN
- -248 J/kg
- Mixed-layer LCL
- 1306 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 243 m²/s²
- 0-3 km storm-relative helicity
- 374 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
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 |
|---|---|---|---|---|
| Sep 9, 2:50 PM CDT | Severe Thunderstorm Watch | SPC | Finney, Grant, Gray, Hamilton, Haskell, Kearny and 5 more | 5 hr |
| Sep 9, 5:05 PM CDT | Tornado Watch | SPC | Decatur, Ellis, Gove, Graham, Lane, Logan and 12 more | 5 hr |
| Sep 9, 5:10 PM CDT | Mesoscale Discussion | SPC | Finney, Grant, Gray, Hamilton, Haskell, Kearny and 5 more | 2 hr |
| Sep 9, 5:40 PM CDT | Mesoscale Discussion | SPC | Cheyenne, Sherman | 95 min |
| Sep 9, 3:00 PM CDT | Mesoscale Discussion | SPC | Andrews, Crane, Culberson, Ector, Loving, Pecos and 3 more | 2 hr |
Nearby
Mesoscale Discussions in Texas, 2003Mesoscale Discussions in Kansas, 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; radar from the NEXRAD Level II archive.