Alert archive / Missouri / Mesoscale Discussions in 2005
Mesoscale Discussion 2223
The Storm Prediction Center issued this mesoscale discussion at Sep 18, 2005, 4:08 PM CDT for 18 counties in Kansas; 25 counties in Missouri; Pawnee County, Richardson County, Nebraska. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 18, 2005, 4:08 PM CDT (21:08 UTC)
- Expired
- Sep 18, 2005, 6:15 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 45 counties
Atchison County, KS, Brown County, KS, Clay County, KS, Doniphan County, KS, Douglas County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Marshall County, KS, Miami County, KS, Nemaha County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Wyandotte County, KS, Andrew County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Jackson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Mercer County, MO, Nodaway County, MO, Platte County, MO, Putnam County, MO, Ray County, MO, Saline County, MO, Sullivan County, MO, Pawnee County, NE, Richardson County, NE
The radar
The Topeka radar (KTWX), 98 km from the middle of the area, began a volume at 21:07 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
Omaha, NE (KOAX), launched 12:00Z, 9.1 hours before the alert went out and 234 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
- 1434 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 812 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 3 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 |
|---|---|---|---|---|
| Sep 18, 12:39 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 22 more | 66 min |
| Sep 18, 12:55 AM CDT | Severe Thunderstorm Watch | SPC | Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 19 more | 7 hr |
| Sep 18, 4:13 AM CDT | Mesoscale Discussion | SPC | Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 28 more | 92 min |
| Sep 18, 3:40 PM CDT | Tornado Watch | SPC | Atchison | 7 hr |
| Sep 18, 1:50 PM CDT | Mesoscale Discussion | SPC | Adams, Antelope, Blaine, Boone, Boyd, Brown and 37 more | 2 hr |
| Sep 18, 3:20 PM CDT | Severe Thunderstorm Watch | SPC | Boyd, Keya Paha | 8 hr |
| Sep 18, 5:38 PM CDT | Mesoscale Discussion | SPC | Antelope, Boone, Burt, Cedar, Colfax, Cuming and 12 more | 97 min |
Nearby
Mesoscale Discussions in Missouri, 2005Mesoscale Discussions in Kansas, 2005Mesoscale Discussions in Nebraska, 2005Every mesoscale discussion in 2005
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.