Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 1326

June 17, 200427 counties in Kansas; 16 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jun 17, 2004, 11:44 PM CDT for 27 counties in Kansas; 16 counties in Oklahoma. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued
Jun 17, 2004, 11:44 PM CDT (04:44 UTC)
Expired
Jun 18, 2004, 1:15 AM CDT
In force
91 min
Issued by
the Storm Prediction Center
All 43 counties

Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Comanche County, KS, Cowley County, KS, Edwards County, KS, Ellsworth County, KS, Ford County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Kiowa County, KS, Marion County, KS, McPherson County, KS, Morris County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Alfalfa County, OK, Blaine County, OK, Canadian County, OK, Custer County, OK, Dewey County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Kingfisher County, OK, Logan County, OK, Major County, OK, Noble County, OK, Oklahoma County, OK, Pawnee County, OK, Payne County, OK, Woods County, OK

The radar

The Vance AFB radar (KVNX), 41 km from the middle of the area, began a volume at 04:44 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.

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 4.7 hours before the alert went out and 96 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, Lamont, OK at 00:00Z on 2004-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2267 joules per kilogram.LCLEL10008507005003002001001 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, Lamont, OK at 00:00Z on 2004-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
2267 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1549 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.4

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 17, 7:38 PM CDTMesoscale DiscussionSPCFinney, Gove, Grant, Gray, Greeley, Hamilton and 12 more2 hr
Jun 17, 8:15 PM CDTMesoscale DiscussionSPCBarber, Clark, Comanche, Edwards, Finney, Ford and 22 more30 min
Jun 17, 8:35 PM CDTSevere Thunderstorm WatchSPCClark, Comanche, Edwards, Ellis, Finney, Ford and 23 more5 hr
Jun 17, 9:51 PM CDTMesoscale DiscussionSPCClark, Comanche, Edwards, Ellis, Finney, Ford and 17 more54 min
Jun 17, 11:50 PM CDTSevere Thunderstorm WatchSPCButler, Chase, Cowley, Harper, Harvey, Kingman and 6 more4 hr
Jun 18, 1:29 AM CDTMesoscale DiscussionSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 19 more91 min
Jun 17, 9:19 PM CDTMesoscale DiscussionSPCAlfalfa, Beaver, Beckham, Blaine, Caddo, Comanche and 15 more26 min
Jun 17, 9:40 PM CDTSevere Thunderstorm WatchSPCBeaver, Beckham, Blaine, Custer, Dewey, Ellis and 9 more5 hr
Jun 18, 10:49 AM CDTMesoscale DiscussionSPCAdair, Atoka, Bryan, Carter, Cherokee, Choctaw and 23 more116 min
Jun 18, 3:30 PM CDTSevere Thunderstorm WatchSPCBeaver, Cimarron, Texas7 hr
Jun 18, 3:51 PM CDTMesoscale DiscussionSPCAtoka, Bryan, Caddo, Carter, Choctaw, Cleveland and 26 more114 min

Nearby

Mesoscale Discussions in Kansas, 2004Mesoscale Discussions in Oklahoma, 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.