Alert archive / Kansas / Mesoscale Discussions in 2011

Mesoscale Discussion 1314

June 20, 20115 counties in Colorado; 21 counties in Kansas; Furnas County, Red Willow County, Nebraska

The Storm Prediction Center issued this mesoscale discussion at Jun 20, 2011, 7:05 AM MDT for 5 counties in Colorado; 21 counties in Kansas; Furnas County, Red Willow County, Nebraska. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jun 20, 2011, 7:05 AM MDT (13:05 UTC)
Expired
Jun 20, 2011, 8:00 AM MDT
In force
55 min
Issued by
the Storm Prediction Center
All 28 counties

Baca County, CO, Bent County, CO, Cheyenne County, CO, Kiowa County, CO, Prowers County, CO, Cheyenne County, KS, Decatur County, KS, Finney County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Greeley County, KS, Hamilton County, KS, Kearny County, KS, Lane County, KS, Logan County, KS, Norton County, KS, Phillips County, KS, Rawlins County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Stanton County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Furnas County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 52 km from the middle of the area, began a volume at 13:08 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

Dodge City, (KDDC), launched 12:00Z, 1.1 hours before the alert went out and 185 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-pSkew-T log-p diagram, Dodge City, at 12:00Z on 2011-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 12:00Z on 2011-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 255 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3175 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
255 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

IssuedProductOfficeCountiesLasted
Jun 19, 7:24 PM MDTMesoscale DiscussionSPCPhillips, Sedgwick96 min
Jun 20, 7:38 AM MDTSevere Thunderstorm WatchSPCDecatur, Ellis, Finney, Gove, Graham, Grant and 25 more6 hr
Jun 20, 9:42 AM MDTMesoscale DiscussionSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 18 more63 min
Jun 20, 11:22 AM MDTMesoscale DiscussionSPCDecatur, Gove, Graham, Logan, Norton, Phillips and 6 more83 min
Jun 20, 12:00 PM MDTTornado Watch PDSSPCDecatur, Gove, Graham, Jewell, Mitchell, Norton and 5 more10 hr
Jun 20, 12:34 PM MDTMesoscale DiscussionSPCButler, Chase, Clay, Cowley, Dickinson, Ellsworth and 15 more116 min
Jun 20, 1:19 PM MDTMesoscale DiscussionSPCNorton, Phillips, Smith86 min
Jun 20, 1:52 PM MDTMesoscale DiscussionSPCDecatur, Rawlins, Thomas53 min
Jun 20, 2:08 PM MDTTornado WatchSPCAtchison, Brown, Butler, Chase, Chautauqua, Clay and 34 more7 hr
Jun 20, 2:59 PM MDTMesoscale DiscussionSPCJewell61 min
Jun 20, 5:17 PM MDTMesoscale DiscussionSPCBrown, Butler, Chase, Chautauqua, Clay, Coffey and 28 more58 min
Jun 19, 8:16 PM MDTMesoscale DiscussionSPCBurt, Cass, Dodge, Douglas, Lancaster, Nemaha and 4 more59 min
Jun 19, 8:49 PM MDTTornado WatchSPCAdams, Antelope, Boone, Buffalo, Burt, Butler and 46 more6 hr
Jun 19, 11:45 PM MDTSevere Thunderstorm WatchSPCChase, Dundy, Frontier, Hayes, Hitchcock, Red Willow2 hr
Jun 20, 2:27 AM MDTMesoscale DiscussionSPCBurt, Butler, Cass, Colfax, Cuming, Dodge and 11 more33 min
Jun 20, 2:46 AM MDTSevere Thunderstorm WatchSPCBurt, Butler, Cass, Colfax, Cuming, Dodge and 10 more5 hr
Jun 20, 5:53 PM MDTTornado WatchSPCAntelope, Boone, Boyd, Burt, Butler, Cass and 29 more6 hr

Nearby

Mesoscale Discussions in Kansas, 2011Mesoscale Discussions in Colorado, 2011Mesoscale Discussions in Nebraska, 2011Every 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.