Alert archive / Missouri / Mesoscale Discussions in 2007

Mesoscale Discussion 2053

October 2, 20074 counties in Kansas; 27 counties in Missouri; 12 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Oct 2, 2007, 6:53 PM CDT for 4 counties in Kansas; 27 counties in Missouri; 12 counties in Oklahoma. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Oct 2, 2007, 6:53 PM CDT (23:53 UTC)
Expired: Oct 2, 2007, 8:30 PM CDT
In force: 97 min
Issued by: the Storm Prediction Center

All 43 counties

Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Barton County, MO, Bates County, MO, Benton County, MO, Camden County, MO, Cedar County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jasper County, MO, Johnson County, MO, Laclede County, MO, Lawrence County, MO, McDonald County, MO, Miller County, MO, Morgan County, MO, Newton County, MO, Pettis County, MO, Polk County, MO, Pulaski County, MO, Saline County, MO, St. Clair County, MO, Vernon County, MO, Webster County, MO, Craig County, OK, Creek County, OK, Delaware County, OK, Lincoln County, OK, Mayes County, OK, Nowata County, OK, Oklahoma County, OK, Ottawa County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Springfield radar (KSGF), 112 km from the middle of the area, began a volume at 23:56 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 12:00Z, 11.9 hours before the alert went out and 80 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: 635 J/kg
Mixed-layer CIN: -71 J/kg
Mixed-layer LCL: 864 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 96 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
Oct 2, 2:32 PM CDT	Mesoscale Discussion	SPC	Cherokee, Crawford	118 min
Oct 2, 2:56 PM CDT	Severe Thunderstorm Watch	SPC	Bourbon, Chautauqua, Cherokee, Crawford, Labette, Linn and 2 more	7 hr
Oct 2, 3:31 PM CDT	Mesoscale Discussion	SPC	Andrew, Buchanan, Caldwell, Clinton, Daviess, DeKalb and 7 more	59 min
Oct 2, 5:47 PM CDT	Tornado Watch	SPC	Audrain, Boone, Callaway, Cole, Franklin, Gasconade and 13 more	4 hr
Oct 2, 2:31 PM CDT	Mesoscale Discussion	SPC	Beckham, Blaine, Custer, Dewey, Garfield, Grant and 10 more	89 min

Nearby

Mesoscale Discussions in Missouri, 2007 Mesoscale Discussions in Oklahoma, 2007 Mesoscale Discussions in Kansas, 2007 Every mesoscale discussion in 2007

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.