Alert archive / Missouri / Mesoscale Discussions in 2013
Mesoscale Discussion 482
The Storm Prediction Center issued this mesoscale discussion at Apr 16, 2013, 1:08 AM CDT for 15 counties in Kansas; 44 counties in Missouri; 6 counties in Oklahoma. It was in force for 67 min.
The area
The outline as issued.
The facts
- Issued
- Apr 16, 2013, 1:08 AM CDT (06:08 UTC)
- Expired
- Apr 16, 2013, 2:15 AM CDT
- In force
- 67 min
- Issued by
- the Storm Prediction Center
All 65 counties
Allen County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Labette County, KS, Linn County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Audrain County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Cedar County, 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, Johnson County, MO, Laclede County, MO, Lawrence County, MO, Lincoln County, MO, Maries 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, Phelps County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Saint Charles County, MO, St. Clair County, MO, Vernon County, MO, Warren County, MO, Webster County, MO, Craig County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Washington County, OK
The radar
The Springfield radar (KSGF), 69 km from the middle of the area, began a volume at 06:11 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
Springfield, MO (KSGF), launched 00:00Z, 6.1 hours before the alert went out and 83 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
- 1174 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 1025 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 329 m²/s²
- 0-3 km storm-relative helicity
- 640 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
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 |
|---|---|---|---|---|
| Apr 15, 8:59 PM CDT | Mesoscale Discussion | SPC | Bourbon, Cherokee, Crawford, Labette, Linn, Neosho | 61 min |
| Apr 15, 10:13 PM CDT | Severe Thunderstorm Watch | SPC | Allen, Bourbon, Butler, Chautauqua, Cherokee, Cowley and 9 more | 6 hr |
| Apr 16, 2:54 PM CDT | Mesoscale Discussion | SPC | Mississippi | 96 min |
| Apr 15, 7:04 PM CDT | Mesoscale Discussion | SPC | Adair, Atoka, Bryan, Carter, Cherokee, Coal and 25 more | 41 min |
Nearby
Mesoscale Discussions in Missouri, 2013Mesoscale Discussions in Kansas, 2013Mesoscale Discussions in Oklahoma, 2013Every mesoscale discussion in 2013
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.