Alert archive / Kansas / Mesoscale Discussions in 2008

Mesoscale Discussion 981

May 23, 200842 counties in Kansas; 4 counties in Nebraska; 13 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at May 23, 2008, 2:01 AM CDT for 42 counties in Kansas; 4 counties in Nebraska; 13 counties in Oklahoma. It was in force for 89 min.

The area

The outline as issued.

The facts

Issued: May 23, 2008, 2:01 AM CDT (07:01 UTC)
Expired: May 23, 2008, 3:30 AM CDT
In force: 89 min
Issued by: the Storm Prediction Center

All 59 counties

Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Clay County, KS, Cloud County, KS, Comanche County, KS, Cowley County, KS, Dickinson County, KS, Edwards County, KS, Elk County, KS, Ellis County, KS, Ellsworth County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Kiowa County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Morris County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Riley County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Washington County, KS, Jefferson County, NE, Nuckolls County, NE, Saline County, NE, Thayer County, NE, Alfalfa County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, Noble County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Woods County, OK

The radar

The Wichita radar (KICT), 25 km from the middle of the area, began a volume at 07:04 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 00:00Z, 7.0 hours before the alert went out and 139 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: 3001 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 1125 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 103 m²/s²
0-3 km storm-relative helicity: 203 m²/s²
Significant tornado parameter: 2.0
Supercell composite: 11.9

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 22, 8:16 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Butler, Chase, Chautauqua, Cheyenne and 61 more	29 min
May 22, 9:11 PM CDT	Tornado Watch	SPC	Barber, Barton, Butler, Chase, Chautauqua, Clark and 44 more	8 hr
May 22, 11:43 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Butler, Chase, Chautauqua, Clark and 45 more	62 min
May 23, 4:22 AM CDT	Mesoscale Discussion	SPC	Barber, Barton, Butler, Comanche, Cowley, Edwards and 21 more	53 min
May 23, 9:53 AM CDT	Mesoscale Discussion	SPC	Barton, Cheyenne, Decatur, Edwards, Ellis, Ellsworth and 33 more	67 min
May 23, 1:58 PM CDT	Mesoscale Discussion	SPC	Clark, Finney, Ford, Gove, Grant, Gray and 12 more	2 hr
May 23, 2:15 PM CDT	Tornado Watch PDS	SPC	Barber, Barton, Cheyenne, Clark, Comanche, Decatur and 33 more	7 hr
May 23, 6:18 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Cheyenne, Clark, Comanche, Decatur and 33 more	57 min
May 22, 9:24 PM CDT	Mesoscale Discussion	SPC	Arthur, Banner, Blaine, Box Butte, Brown, Cherry and 15 more	66 min
May 22, 10:34 PM CDT	Mesoscale Discussion	SPC	Boone, Butler, Cass, Colfax, Dodge, Douglas and 16 more	56 min
May 23, 1:13 PM CDT	Mesoscale Discussion	SPC	Kimball	92 min
May 23, 1:41 PM CDT	Tornado Watch	SPC	Banner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more	6 hr
May 23, 5:26 PM CDT	Mesoscale Discussion	SPC	Adams, Boone, Buffalo, Butler, Clay, Colfax and 23 more	64 min
May 23, 6:02 PM CDT	Mesoscale Discussion	SPC	Banner, Box Butte, Cheyenne, Dawes, Deuel, Kimball and 3 more	58 min
May 23, 6:37 PM CDT	Mesoscale Discussion	SPC	Banner, Box Butte, Cheyenne, Dawes, Deuel, Garden and 4 more	23 min
May 23, 2:49 PM CDT	Mesoscale Discussion	SPC	Beaver, Ellis, Harper, Roger Mills, Woodward	116 min
May 23, 5:09 PM CDT	Tornado Watch	SPC	Alfalfa, Beaver, Beckham, Blaine, Custer, Dewey and 11 more	8 hr

Nearby

Mesoscale Discussions in Kansas, 2008 Mesoscale Discussions in Oklahoma, 2008 Mesoscale Discussions in Nebraska, 2008 Every mesoscale discussion in 2008

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.