Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 1548

June 29, 20054 states

The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2005, 10:28 PM CDT for 4 states. It was in force for 62 min.

The area

The outline as issued.

The facts

Issued: Jun 29, 2005, 10:28 PM CDT (03:28 UTC)
Expired: Jun 29, 2005, 11:30 PM CDT
In force: 62 min
Issued by: the Storm Prediction Center

All 27 counties

Cass County, IA, Fremont County, IA, Montgomery County, IA, Page County, IA, Taylor County, IA, Atchison County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Doniphan County, KS, Jackson County, KS, Jefferson County, KS, Marshall County, KS, Nemaha County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Washington County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, DeKalb County, MO, Holt County, MO, Nodaway County, MO, Nemaha County, NE, Richardson County, NE

The radar

The Topeka radar (KTWX), 126 km from the middle of the area, began a volume at 03:29 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 nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 3.5 hours before the alert went out and 131 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: 1237 J/kg
Mixed-layer CIN: -134 J/kg
Mixed-layer LCL: 2201 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 71 m²/s²
0-3 km storm-relative helicity: 94 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

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 29, 8:59 PM CDT	Mesoscale Discussion	SPC	Allamakee, Appanoose, Benton, Black Hawk, Bremer, Buchanan and 29 more	91 min
Jun 29, 9:15 PM CDT	Severe Thunderstorm Watch	SPC	Allamakee, Appanoose, Benton, Black Hawk, Boone, Bremer and 43 more	6 hr
Jun 29, 9:23 PM CDT	Mesoscale Discussion	SPC	Emmet, Kossuth, Winnebago	2 hr
Jun 30, 12:46 PM CDT	Mesoscale Discussion	SPC	Appanoose, Davis, Decatur, Fremont, Lee, Page and 4 more	119 min
Jun 30, 1:40 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Atchison, Barton, Butler, Chase and 35 more	7 hr
Jun 30, 3:28 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Clark, Comanche, Edwards, Finney and 16 more	2 hr
Jun 30, 4:35 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Bourbon, Cherokee, Crawford, Labette and 2 more	6 hr
Jun 30, 5:45 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Barber, Bourbon, Butler, Chase and 32 more	90 min
Jun 30, 2:43 PM CDT	Mesoscale Discussion	SPC	Bollinger, Butler, Cape Girardeau, Carter, Cedar, Christian and 29 more	62 min

Nearby

Mesoscale Discussions in Kansas, 2005 Mesoscale Discussions in Missouri, 2005 Mesoscale Discussions in Iowa, 2005 Every mesoscale discussion in 2005

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.