Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 692

May 13, 200418 counties in Kansas; 5 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at May 13, 2004, 5:01 PM CDT for 18 counties in Kansas; 5 counties in Oklahoma. It was in force for 89 min.

The area

The outline as issued.

The facts

Issued: May 13, 2004, 5:01 PM CDT (22:01 UTC)
Expired: May 13, 2004, 6:30 PM CDT
In force: 89 min
Issued by: the Storm Prediction Center

All 23 counties

Allen County, KS, Anderson County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Coffey County, KS, Cowley County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Greenwood County, KS, Lyon County, KS, Montgomery County, KS, Neosho County, KS, Osage County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Garfield County, OK, Grant County, OK, Kay County, OK, Noble County, OK, Osage County, OK

The radar

The Wichita radar (KICT), 74 km from the middle of the area, began a volume at 22:04 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 nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 10.0 hours before the alert went out and 91 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: 2528 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 678 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 339 m²/s²
0-3 km storm-relative helicity: 384 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 10.6

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
May 12, 7:08 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Finney, Gove, Grant, Gray, Greeley and 11 more	67 min
May 12, 9:08 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Barber, Barton, Butler, Chase and 41 more	37 min
May 12, 9:25 PM CDT	Tornado Watch	SPC	Allen, Anderson, Butler, Chase, Chautauqua, Coffey and 22 more	7 hr
May 12, 9:37 PM CDT	Mesoscale Discussion	SPC	Finney, Greeley, Hamilton, Kearny, Logan, Scott and 4 more	53 min
May 12, 11:55 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Barber, Butler, Chautauqua, Coffey and 15 more	2 hr
May 13, 3:12 AM CDT	Mesoscale Discussion	SPC	Allen, Bourbon, Butler, Chase, Chautauqua, Cherokee and 19 more	63 min
May 12, 8:04 PM CDT	Mesoscale Discussion	SPC	Blaine, Caddo, Canadian, Comanche, Cotton, Custer and 7 more	86 min
May 13, 10:20 AM CDT	Mesoscale Discussion	SPC	Atoka, Blaine, Caddo, Canadian, Carter, Cleveland and 35 more	115 min
May 13, 10:45 AM CDT	Severe Thunderstorm Watch	SPC	Adair, Caddo, Canadian, Carter, Cherokee, Cleveland and 35 more	6 hr
May 13, 12:48 PM CDT	Mesoscale Discussion	SPC	Adair, Atoka, Caddo, Canadian, Carter, Cherokee and 41 more	117 min
May 13, 2:48 PM CDT	Mesoscale Discussion	SPC	Adair, Carter, Cherokee, Cleveland, Coal, Cotton and 29 more	87 min

Nearby

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