Alert archive / Missouri / Mesoscale Discussions in 2008
Mesoscale Discussion 16
The Storm Prediction Center issued this mesoscale discussion at Jan 7, 2008, 4:34 PM CST for 21 counties in Illinois; 4 counties in Kansas; 56 counties in Missouri. It was in force for 86 min.
The area
The outline as issued.
The facts
- Issued
- Jan 7, 2008, 4:34 PM CST (22:34 UTC)
- Expired
- Jan 7, 2008, 6:00 PM CST
- In force
- 86 min
- Issued by
- the Storm Prediction Center
All 81 counties
Adams County, IL, Brown County, IL, Calhoun County, IL, Cass County, IL, Christian County, IL, DeWitt County, IL, Greene County, IL, Hancock County, IL, Jersey County, IL, Logan County, IL, Macon County, IL, Macoupin County, IL, Madison County, IL, Mason County, IL, Menard County, IL, Montgomery County, IL, Morgan County, IL, Pike County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Adair County, MO, Audrain County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Carroll County, MO, Cedar County, MO, Chariton County, MO, City of Saint Louis, MO, Cole County, MO, Cooper County, MO, Crawford County, MO, Dade County, MO, Dallas County, MO, Franklin County, MO, Gasconade County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jasper County, MO, Jefferson County, MO, Johnson County, MO, Knox County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Lewis County, MO, Lincoln County, MO, Macon County, MO, Maries County, MO, Marion County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Osage County, MO, Pettis County, MO, Phelps County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Saint Charles County, MO, Saint Louis County, MO, Saline County, MO, Shelby County, MO, St. Clair County, MO, Vernon County, MO, Warren County, MO, Webster County, MO
The radar
The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 22:37 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
Springfield, MO (KSGF), launched 12:00Z, 10.6 hours before the alert went out and 259 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
- 203 J/kg
- Mixed-layer CIN
- -79 J/kg
- Mixed-layer LCL
- 773 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 404 m²/s²
- 0-3 km storm-relative helicity
- 396 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
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 |
|---|---|---|---|---|
| Jan 7, 7:26 AM CST | Mesoscale Discussion | SPC | Carroll, Jo Daviess, Rock Island, Stephenson, Winnebago | 2 hr |
| Jan 7, 1:47 PM CST | Mesoscale Discussion | SPC | Adams, Boone, Brown, Bureau, Calhoun, Carroll and 43 more | 58 min |
| Jan 7, 1:52 PM CST | Tornado Watch | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 20 more | 146 days |
| Jan 7, 2:35 PM CST | Tornado Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DeWitt and 31 more | 6 hr |
| Jan 7, 12:25 PM CST | Mesoscale Discussion | SPC | Bourbon, Cherokee, Crawford, Labette, Montgomery, Neosho | 2 hr |
| Jan 7, 4:02 PM CST | Tornado Watch | SPC | Barry, Christian, McDonald, Newton, Stone, Taney | 5 hr |
Nearby
Mesoscale Discussions in Missouri, 2008Mesoscale Discussions in Illinois, 2008Mesoscale Discussions in Kansas, 2008Every mesoscale discussion in 2008
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.