Alert archive / Missouri / Mesoscale Discussions in 2007

Mesoscale Discussion 1327

June 30, 20076 counties in Kansas; 15 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at Jun 30, 2007, 10:46 AM CDT for 6 counties in Kansas; 15 counties in Missouri. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued: Jun 30, 2007, 10:46 AM CDT (15:46 UTC)
Expired: Jun 30, 2007, 12:45 PM CDT
In force: 119 min
Issued by: the Storm Prediction Center

All 21 counties

Anderson County, KS, Franklin County, KS, Johnson County, KS, Linn County, KS, Miami County, KS, Wyandotte County, KS, Bates County, MO, Benton County, MO, Boone County, MO, Cass County, MO, Cooper County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Moniteau County, MO, Morgan County, MO, Pettis County, MO, Ray County, MO, Saline County, MO

The radar

The Pleasant Hill radar (KEAX), 26 km from the middle of the area, began a volume at 15:46 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 12:00Z, 3.8 hours before the alert went out and 147 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 627 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 51 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 30, 2:27 AM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chautauqua, Cherokee and 12 more	3 hr
Jun 30, 2:01 PM CDT	Mesoscale Discussion	SPC	Bourbon	59 min
Jun 30, 2:21 PM CDT	Tornado Watch	SPC	Bourbon, Cherokee, Crawford	6 hr
Jun 30, 3:55 PM CDT	Mesoscale Discussion	SPC	Cherokee, Labette	65 min

Nearby

Mesoscale Discussions in Missouri, 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.