Alert archive / Missouri / Mesoscale Discussions in 2007
Mesoscale Discussion 42
The Storm Prediction Center issued this mesoscale discussion at Jan 12, 2007, 12:34 PM CST for 4 states. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jan 12, 2007, 12:34 PM CST (18:34 UTC)
- Expired
- Jan 12, 2007, 5:30 PM CST
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 62 counties
Calhoun County, IL, Pike County, IL, Allen County, KS, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Linn County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Audrain County, MO, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Cole County, MO, Cooper 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, Johnson County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Lincoln County, MO, Maries County, MO, McDonald County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Newton County, MO, Osage County, MO, Pettis County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Saint Charles County, MO, Saline County, MO, St. Clair County, MO, Vernon County, MO, Warren County, MO, Webster County, MO, Craig County, OK, Delaware County, OK, Ottawa County, OK
The radar
The Springfield radar (KSGF), 97 km from the middle of the area, began a volume at 18:35 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
Topeka, KS (KTOP), launched 12:00Z, 6.6 hours before the alert went out and 218 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
- 3 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 560 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 191 m²/s²
- 0-3 km storm-relative helicity
- 370 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 |
|---|---|---|---|---|
| Jan 12, 6:46 AM CST | Mesoscale Discussion | SPC | Chautauqua, Cherokee, Labette, Montgomery, Neosho | 4 hr |
| Jan 12, 12:49 PM CST | Mesoscale Discussion | SPC | Caddo, Canadian, Carter, Cherokee, Cleveland, Coal and 36 more | 5 hr |
Nearby
Mesoscale Discussions in Missouri, 2007Mesoscale Discussions in Kansas, 2007Mesoscale Discussions in Oklahoma, 2007Every mesoscale discussion in 2007
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.