Alert archive / Missouri / Mesoscale Discussions in 2011

Mesoscale Discussion 1225

June 14, 20116 counties in Kansas; 29 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at Jun 14, 2011, 9:11 PM CDT for 6 counties in Kansas; 29 counties in Missouri. It was in force for 64 min.

The area

The outline as issued.

The facts

Issued: Jun 14, 2011, 9:11 PM CDT (02:11 UTC)
Expired: Jun 14, 2011, 10:15 PM CDT
In force: 64 min
Issued by: the Storm Prediction Center

All 35 counties

Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Barry County, MO, Barton County, MO, Camden County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Greene County, MO, Hickory County, MO, Howell County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Shannon County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 25 km from the middle of the area, began a volume at 02:11 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 477Jun 15, 1:10 AM CDT

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.2 hours before the alert went out and 51 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: 2959 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 1347 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 205 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 14.6

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
Jun 15, 5:57 PM CDT	Mesoscale Discussion	SPC	Decatur, Finney, Gove, Graham, Kearny, Lane and 8 more	2 hr
Jun 14, 7:47 PM CDT	Mesoscale Discussion	SPC	Adair, Andrew, Audrain, Bates, Benton, Boone and 43 more	58 min
Jun 14, 8:54 PM CDT	Mesoscale Discussion	SPC	Newton	66 min
Jun 15, 12:29 AM CDT	Mesoscale Discussion	SPC	Benton, Bollinger, Butler, Camden, Carter, Cedar and 42 more	2 hr
Jun 15, 1:09 AM CDT	Severe Thunderstorm Watch	SPC	Barry, Bollinger, Butler, Camden, Carter, Christian and 35 more	4 hr
Jun 15, 1:55 AM CDT	Mesoscale Discussion	SPC	Adair, Clark, Knox, Lewis, Marion, Monroe and 5 more	3 hr
Jun 15, 4:24 AM CDT	Mesoscale Discussion	SPC	Bollinger, Butler, Cape Girardeau, Crawford, Franklin, Gasconade and 20 more	96 min
Jun 15, 10:54 AM CDT	Mesoscale Discussion	SPC	Pemiscot	2 hr
Jun 15, 2:13 PM CDT	Mesoscale Discussion	SPC	Cape Girardeau, Mississippi, Perry, Scott	2 hr

Nearby

Mesoscale Discussions in Missouri, 2011 Mesoscale Discussions in Kansas, 2011 Every mesoscale discussion in 2011

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.