Alert archive / Missouri / Mesoscale Discussions in 2005

Mesoscale Discussion 2090

August 26, 20054 counties in Kansas; 12 counties in Missouri; 5 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Aug 26, 2005, 8:50 PM CDT for 4 counties in Kansas; 12 counties in Missouri; 5 counties in Oklahoma. It was in force for 85 min.

The area

The outline as issued.

The facts

Issued: Aug 26, 2005, 8:50 PM CDT (01:50 UTC)
Expired: Aug 26, 2005, 10:15 PM CDT
In force: 85 min
Issued by: the Storm Prediction Center

All 21 counties

Chautauqua County, KS, Cherokee County, KS, Labette County, KS, Montgomery County, KS, Barry County, MO, Barton County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Greene County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Polk County, MO, Stone County, MO, Craig County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Washington County, OK

The radar

The Tulsa radar (KINX), 114 km from the middle of the area, began a volume at 01:52 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

Springfield, MO (KSGF), launched 00:00Z, 1.8 hours before the alert went out and 122 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: 162 J/kg
Mixed-layer CIN: -223 J/kg
Mixed-layer LCL: 1794 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 47 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
Aug 27, 3:52 PM CDT	Mesoscale Discussion	SPC	Decatur, Graham, Jewell, Mitchell, Norton, Osborne and 6 more	113 min
Aug 27, 4:36 PM CDT	Mesoscale Discussion	SPC	Cheyenne, Finney, Gove, Grant, Gray, Greeley and 17 more	84 min
Aug 27, 5:15 PM CDT	Severe Thunderstorm Watch	SPC	Decatur, Gove, Graham, Jewell, Norton, Osborne and 6 more	6 hr
Aug 27, 6:56 PM CDT	Mesoscale Discussion	SPC	Decatur, Finney, Ford, Gove, Graham, Gray and 19 more	2 hr
Aug 27, 1:45 PM CDT	Mesoscale Discussion	SPC	Jefferson, Sainte Genevieve, Saint Francois	2 hr

Nearby

Mesoscale Discussions in Missouri, 2005 Mesoscale Discussions in Oklahoma, 2005 Mesoscale Discussions in Kansas, 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.