Alert archive / Kansas / Mesoscale Discussions in 2014

Mesoscale Discussion 825

June 4, 20145 counties in Colorado; 8 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at Jun 4, 2014, 10:50 PM MDT for 5 counties in Colorado; 8 counties in Kansas. It was in force for 85 min.

The area

The outline as issued.

The facts

Issued: Jun 4, 2014, 10:50 PM MDT (04:50 UTC)
Expired: Jun 5, 2014, 12:15 AM MDT
In force: 85 min
Issued by: the Storm Prediction Center

Counties Cheyenne County, CO, Elbert County, CO, Kiowa County, CO, Kit Carson County, CO, Lincoln County, CO, Greeley County, KS, Hamilton County, KS, Kearny County, KS, Logan County, KS, Scott County, KS, Sherman County, KS, Wallace County, KS, Wichita County, KS

The radar

The Goodland radar (KGLD), 85 km from the middle of the area, began a volume at 04:52 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.

The nearest sounding before it

Denver, CO (KDEN), launched 00:00Z, 4.8 hours before the alert went out and 129 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: 168 J/kg
Mixed-layer CIN: -122 J/kg
Mixed-layer LCL: 3163 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 262 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.7

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
Jun 4, 8:09 PM MDT	Mesoscale Discussion	SPC	Adams, Arapahoe, Elbert, Kit Carson, Logan, Morgan and 5 more	96 min
Jun 4, 11:06 PM MDT	Tornado Watch	SPC	Cheyenne, Kiowa, Kit Carson	4 hr
Jun 5, 2:25 PM MDT	Mesoscale Discussion	SPC	Adams, Arapahoe, Baca, Bent, Broomfield, Cheyenne and 16 more	95 min
Jun 5, 2:43 PM MDT	Severe Thunderstorm Watch	SPC	Adams, Arapahoe, Baca, Bent, Cheyenne, Crowley and 19 more	7 hr
Jun 4, 8:07 PM MDT	Mesoscale Discussion	SPC	Allen, Bourbon, Cherokee, Crawford, Labette, Montgomery and 3 more	113 min
Jun 4, 8:23 PM MDT	Severe Thunderstorm Watch	SPC	Allen, Bourbon, Chautauqua, Cherokee, Crawford, Elk and 6 more	7 hr
Jun 5, 12:35 AM MDT	Mesoscale Discussion	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Gove and 20 more	85 min
Jun 5, 12:57 AM MDT	Severe Thunderstorm Watch	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Ford and 29 more	6 hr
Jun 5, 1:42 AM MDT	Mesoscale Discussion	SPC	Cherokee	93 min
Jun 5, 2:50 AM MDT	Mesoscale Discussion	SPC	Barton, Edwards, Ellis, Ellsworth, Finney, Gove and 24 more	115 min
Jun 5, 3:35 AM MDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Clay and 20 more	85 min
Jun 5, 3:46 AM MDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 29 more	5 hr
Jun 5, 5:04 AM MDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 40 more	86 min
Jun 5, 5:26 AM MDT	Severe Thunderstorm Watch	SPC	Cherokee	6 hr
Jun 5, 6:40 AM MDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Chase, Chautauqua, Cherokee and 26 more	2 hr
Jun 5, 7:07 AM MDT	Severe Thunderstorm Watch	SPC	Johnson, Leavenworth, Linn, Miami, Wyandotte	5 hr
Jun 5, 9:42 AM MDT	Mesoscale Discussion	SPC	Johnson, Wyandotte	63 min

Nearby

Mesoscale Discussions in Kansas, 2014 Mesoscale Discussions in Colorado, 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.