Alert archive / Missouri / Mesoscale Discussions in 2014

Mesoscale Discussion 661

May 22, 201412 counties in Kansas; 14 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 22, 2014, 5:12 PM CDT for 12 counties in Kansas; 14 counties in Missouri. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued: May 22, 2014, 5:12 PM CDT (22:12 UTC)
Expired: May 22, 2014, 6:45 PM CDT
In force: 93 min
Issued by: the Storm Prediction Center
Chance of a watch: 20%

All 26 counties

Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS, Barton County, MO, Camden County, MO, Cedar County, MO, Dade County, MO, Dallas County, MO, Greene County, MO, Hickory County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Polk County, MO, St. Clair County, MO, Vernon County, MO, Webster County, MO

The radar

The Springfield radar (KSGF), 122 km from the middle of the area, began a volume at 22:12 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 (KFOE), launched 12:00Z, 10.2 hours before the alert went out and 193 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 30 J/kg
Mixed-layer CIN: -404 J/kg
Mixed-layer LCL: 816 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 131 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 21, 10:49 PM CDT	Mesoscale Discussion	SPC	Decatur, Ellis, Gove, Graham, Jewell, Lincoln and 12 more	86 min
May 22, 2:16 AM CDT	Mesoscale Discussion	SPC	Atchison, Brown, Clay, Cloud, Doniphan, Ellis and 22 more	119 min
May 22, 5:55 PM CDT	Mesoscale Discussion	SPC	Morton	65 min
May 22, 6:50 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Finney, Gove, Grant, Gray, Greeley and 15 more	55 min
May 22, 2:33 PM CDT	Severe Thunderstorm Watch	SPC	Mississippi, New Madrid, Scott, Stoddard	5 hr

Nearby

Mesoscale Discussions in Missouri, 2014 Mesoscale Discussions in Kansas, 2014 Every mesoscale discussion in 2014

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.