Alert archive / Kansas / Mesoscale Discussions in 2005

Mesoscale Discussion 783

May 8, 200514 counties in Kansas; Pawnee County, Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 8, 2005, 6:02 PM CDT for 14 counties in Kansas; Pawnee County, Nebraska. It was in force for 118 min.

The area

The outline as issued.

The facts

Issued: May 8, 2005, 6:02 PM CDT (23:02 UTC)
Expired: May 8, 2005, 8:00 PM CDT
In force: 118 min
Issued by: the Storm Prediction Center

Counties Butler County, KS, Chase County, KS, Cowley County, KS, Dickinson County, KS, Geary County, KS, Harvey County, KS, Marion County, KS, Marshall County, KS, McPherson County, KS, Morris County, KS, Pottawatomie County, KS, Riley County, KS, Sedgwick County, KS, Sumner County, KS, Pawnee County, NE

The radar

The Wichita radar (KICT), 92 km from the middle of the area, began a volume at 23:04 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, 11.0 hours before the alert went out and 136 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: 83 J/kg
Mixed-layer CIN: -280 J/kg
Mixed-layer LCL: 1014 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 317 m²/s²
0-3 km storm-relative helicity: 214 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
May 7, 8:36 PM CDT	Mesoscale Discussion	SPC	Phillips	114 min
May 8, 2:11 PM CDT	Mesoscale Discussion	SPC	Clay, Cloud, Dickinson, Geary, Jackson, McPherson and 11 more	64 min
May 8, 2:30 PM CDT	Severe Thunderstorm Watch	SPC	Barber, Brown, Butler, Chase, Chautauqua, Clay and 32 more	7 hr
May 7, 7:34 PM CDT	Mesoscale Discussion	SPC	Antelope, Boone, Burt, Butler, Cedar, Colfax and 20 more	116 min
May 7, 11:07 PM CDT	Mesoscale Discussion	SPC	Antelope, Boone, Cedar, Dixon, Greeley, Howard and 5 more	83 min
May 8, 1:10 PM CDT	Mesoscale Discussion	SPC	Cedar, Knox, Pierce	3 hr
May 8, 1:50 PM CDT	Tornado Watch	SPC	Cedar, Dakota, Dixon, Knox, Pierce	7 hr
May 8, 5:27 PM CDT	Mesoscale Discussion	SPC	Dakota, Dixon, Thurston	63 min

Nearby

Mesoscale Discussions in Kansas, 2005 Mesoscale Discussions in Nebraska, 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.