Alert archive / Kansas / Mesoscale Discussions in 2008

Mesoscale Discussion 1233

June 5, 200820 counties in Kansas; 13 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2008, 3:27 PM CDT for 20 counties in Kansas; 13 counties in Oklahoma. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued: Jun 5, 2008, 3:27 PM CDT (20:27 UTC)
Expired: Jun 5, 2008, 5:00 PM CDT
In force: 93 min
Issued by: the Storm Prediction Center

All 33 counties

Barber County, KS, Clay County, KS, Cloud County, KS, Dickinson County, KS, Ellsworth County, KS, Geary County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Morris County, KS, Ottawa County, KS, Reno County, KS, Rice County, KS, Riley County, KS, Saline County, KS, Sedgwick County, KS, Sumner County, KS, Alfalfa County, OK, Blaine County, OK, Custer County, OK, Dewey County, OK, Garfield County, OK, Grant County, OK, Greer County, OK, Jackson County, OK, Kingfisher County, OK, Kiowa County, OK, Major County, OK, Washita County, OK, Woods County, OK

The radar

The Vance AFB radar (KVNX), 65 km from the middle of the area, began a volume at 20:29 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.

Tornado Watch 466Jun 5, 4:50 PM CDT

The nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 8.5 hours before the alert went out and 101 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: 1923 J/kg
Mixed-layer CIN: -340 J/kg
Mixed-layer LCL: 793 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 327 m²/s²
0-3 km storm-relative helicity: 308 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.

Issued	Product	Office	Counties	Lasted
Jun 4, 7:55 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Jewell, Norton, Phillips, Rawlins and 3 more	65 min
Jun 4, 8:49 PM CDT	Tornado Watch	SPC	Cheyenne, Decatur, Graham, Jewell, Mitchell, Norton and 10 more	7 hr
Jun 4, 11:14 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Cloud, Decatur, Graham, Jewell, Mitchell and 11 more	2 hr
Jun 5, 5:07 AM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Greeley, Hamilton, Logan, Rawlins and 4 more	2 hr
Jun 5, 5:33 AM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Decatur, Greeley, Hamilton, Logan, Morton and 7 more	6 hr
Jun 5, 7:23 AM CDT	Mesoscale Discussion	SPC	Cheyenne, Decatur, Greeley, Hamilton, Logan, Rawlins and 5 more	67 min
Jun 5, 10:35 AM CDT	Mesoscale Discussion	SPC	Brown, Doniphan, Jewell, Republic, Smith	85 min
Jun 5, 10:55 AM CDT	Tornado Watch PDS	SPC	Jewell, Mitchell, Osborne, Phillips, Rooks, Smith	8 hr
Jun 5, 11:08 AM CDT	Mesoscale Discussion	SPC	Cheyenne, Grant, Greeley, Hamilton, Kearny, Morton and 6 more	67 min
Jun 5, 11:13 AM CDT	Mesoscale Discussion	SPC	Barber, Barton, Clay, Cloud, Comanche, Dickinson and 27 more	92 min
Jun 5, 11:47 AM CDT	Tornado Watch PDS	SPC	Barber, Barton, Clay, Cloud, Comanche, Dickinson and 26 more	8 hr
Jun 5, 12:44 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Cloud, Comanche, Ellsworth, Harper and 18 more	91 min
Jun 5, 1:29 PM CDT	Severe Thunderstorm Watch	SPC	Cheyenne, Clark, Decatur, Finney, Ford, Gove and 25 more	6 hr
Jun 5, 4:38 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Bourbon, Brown, Butler and 30 more	37 min
Jun 5, 4:50 PM CDT	Tornado Watch PDS	SPC	Allen, Anderson, Atchison, Brown, Butler, Chase and 27 more	7 hr
Jun 5, 5:50 PM CDT	Tornado Watch PDS	SPC	Jewell	7 hr
Jun 5, 6:22 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Brown, Butler, Chase and 33 more	53 min
Jun 5, 1:38 PM CDT	Mesoscale Discussion	SPC	Beckham, Caddo, Comanche, Custer, Greer, Harmon and 5 more	67 min
Jun 5, 2:19 PM CDT	Tornado Watch	SPC	Beckham, Caddo, Canadian, Comanche, Cotton, Grady and 6 more	6 hr
Jun 5, 5:23 PM CDT	Mesoscale Discussion	SPC	Caddo, Canadian, Comanche, Cotton, Custer, Grady and 6 more	67 min

Nearby

Mesoscale Discussions in Kansas, 2008 Mesoscale Discussions in Oklahoma, 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.