Alert archive / Missouri / Mesoscale Discussions in 2014

Mesoscale Discussion 829

June 5, 20144 states

The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2014, 2:42 AM CDT for 4 states. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued: Jun 5, 2014, 2:42 AM CDT (07:42 UTC)
Expired: Jun 5, 2014, 4:15 AM CDT
In force: 93 min
Issued by: the Storm Prediction Center

Counties Baxter County, AR, Boone County, AR, Carroll County, AR, Marion County, AR, Cherokee County, KS, Barry County, MO, Barton County, MO, Christian County, MO, Dade County, MO, Greene County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Ozark County, MO, Stone County, MO, Taney County, MO, Ottawa County, OK

The radar

The Springfield radar (KSGF), 63 km from the middle of the area, began a volume at 07:44 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 228Jun 5, 6:30 AM CDT

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 7.7 hours before the alert went out and 12 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: 2784 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 1194 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 156 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 10.3

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 4, 7:24 PM CDT	Tornado Watch	SPC	Clay, Greene, Randolph	8 hr
Jun 5, 6:26 AM CDT	Severe Thunderstorm Watch	SPC	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	6 hr
Jun 5, 7:40 AM CDT	Mesoscale Discussion	SPC	Baxter, Benton, Boone, Carroll, Crawford, Franklin and 8 more	2 hr
Jun 5, 9:27 AM CDT	Mesoscale Discussion	SPC	Baxter, Clay, Cleburne, Craighead, Crittenden, Cross and 16 more	63 min
Jun 5, 10:06 AM CDT	Severe Thunderstorm Watch	SPC	Baxter, Boone, Clay, Cleburne, Craighead, Crittenden and 20 more	7 hr
Jun 5, 1:22 PM CDT	Mesoscale Discussion	SPC	Baxter, Clay, Cleburne, Craighead, Crittenden, Cross and 16 more	53 min
Jun 4, 9:07 PM CDT	Mesoscale Discussion	SPC	Allen, Bourbon, Cherokee, Crawford, Labette, Montgomery and 3 more	113 min
Jun 4, 9:09 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Rawlins, Sheridan, Sherman, Thomas	96 min
Jun 4, 9:23 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 6 more	7 hr
Jun 4, 11:50 PM CDT	Mesoscale Discussion	SPC	Greeley, Hamilton, Kearny, Logan, Scott, Sherman and 2 more	85 min
Jun 5, 12:06 AM CDT	Tornado Watch	SPC	Greeley, Logan, Sherman, Wallace, Wichita	4 hr
Jun 5, 1:35 AM CDT	Mesoscale Discussion	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Gove and 20 more	85 min
Jun 5, 1:57 AM CDT	Severe Thunderstorm Watch	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Ford and 29 more	6 hr
Jun 5, 3:50 AM CDT	Mesoscale Discussion	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Gove and 24 more	115 min
Jun 5, 4:35 AM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Clay and 20 more	85 min
Jun 5, 4:46 AM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 29 more	5 hr
Jun 5, 6:04 AM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 40 more	86 min
Jun 5, 8:07 AM CDT	Severe Thunderstorm Watch	SPC	Johnson, Leavenworth, Linn, Miami, Wyandotte	5 hr
Jun 5, 10:42 AM CDT	Mesoscale Discussion	SPC	Johnson, Wyandotte	63 min
Jun 5, 3:25 PM CDT	Mesoscale Discussion	SPC	Cimarron	95 min

Nearby

Mesoscale Discussions in Missouri, 2014 Mesoscale Discussions in Arkansas, 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.