Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 1362

June 20, 20044 states

The Storm Prediction Center issued this mesoscale discussion at Jun 20, 2004, 9:52 PM CDT for 4 states. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued
Jun 20, 2004, 9:52 PM CDT (02:52 UTC)
Expired
Jun 20, 2004, 11:15 PM CDT
In force
83 min
Issued by
the Storm Prediction Center
All 92 counties

Barton County, KS, Clark County, KS, Decatur County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Harper County, KS, Haskell County, KS, Hodgeman County, KS, Jewell County, KS, Kearny County, KS, Kingman County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, McPherson County, KS, Meade County, KS, Mitchell County, KS, Morton County, KS, Ness County, KS, Osborne County, KS, Phillips County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Russell County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Smith County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Sumner County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Custer County, NE, Dawson County, NE, Franklin County, NE, Frontier County, NE, Gosper County, NE, Hall County, NE, Harlan County, NE, Kearney County, NE, Nuckolls County, NE, Phelps County, NE, Red Willow County, NE, Sherman County, NE, Webster County, NE, Alfalfa County, OK, Beaver County, OK, Beckham County, OK, Blaine County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Greer County, OK, Harper County, OK, Kingfisher County, OK, Major County, OK, Roger Mills County, OK, Texas County, OK, Armstrong County, TX, Carson County, TX, Collingsworth County, TX, Deaf Smith County, TX, Donley County, TX, Gray County, TX, Hansford County, TX, Hartley County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Wheeler County, TX

The radar

The Dodge City radar (KDDC), 63 km from the middle of the area, began a volume at 02:54 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 00:00Z, 2.9 hours before the alert went out and 58 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 00:00Z on 2004-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1284 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 2004-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 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
1284 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1276 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
243 m²/s²
Significant tornado parameter
0.6
Supercell composite
4.3

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.

IssuedProductOfficeCountiesLasted
Jun 20, 10:20 PM CDTSevere Thunderstorm WatchSPCCloud, Jewell, Mitchell, Osborne, Phillips, Republic and 2 more5 hr
Jun 20, 10:35 PM CDTSevere Thunderstorm WatchSPCBarber, Barton, Comanche, Edwards, Ellis, Ellsworth and 16 more4 hr
Jun 21, 12:59 AM CDTMesoscale DiscussionSPCAllen, Butler, Chase, Chautauqua, Clay, Cloud and 34 more61 min
Jun 21, 2:25 PM CDTMesoscale DiscussionSPCClark, Meade, Morton, Seward, Stanton, Stevens95 min
Jun 20, 8:39 PM CDTMesoscale DiscussionSPCBeaver, Beckham, Dewey, Ellis, Greer, Harper and 4 more2 hr
Jun 21, 2:00 AM CDTMesoscale DiscussionSPCBlaine, Canadian, Creek, Custer, Dewey, Ellis and 15 more3 hr
Jun 21, 3:45 PM CDTSevere Thunderstorm WatchSPCCimarron5 hr
Jun 21, 6:57 PM CDTMesoscale DiscussionSPCCimarron93 min
Jun 21, 2:36 PM CDTMesoscale DiscussionSPCBowie, Callahan, Camp, Cass, Coleman, Collin and 41 more84 min
Jun 21, 5:21 PM CDTMesoscale DiscussionSPCBrown, Comanche, Eastland, Erath, Hamilton, Mills and 1 more84 min

Nearby

Mesoscale Discussions in Kansas, 2004Mesoscale Discussions in Texas, 2004Mesoscale Discussions in Nebraska, 2004Every mesoscale discussion in 2004

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.