Alert archive / Kansas / Mesoscale Discussions in 2003

Mesoscale Discussion 1008

May 15, 200311 counties in Colorado; 17 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at May 15, 2003, 6:42 PM MDT for 11 counties in Colorado; 17 counties in Kansas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 15, 2003, 6:42 PM MDT (00:42 UTC)
Expired: May 15, 2003, 8:45 PM MDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 28 counties

Adams County, CO, Arapahoe County, CO, Cheyenne County, CO, Crowley County, CO, El Paso County, CO, Elbert County, CO, Kiowa County, CO, Kit Carson County, CO, Lincoln County, CO, Washington County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Gove County, KS, Graham County, KS, Greeley County, KS, Lane County, KS, Logan County, KS, Ness County, KS, Norton County, KS, Rawlins County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS

The radar

The Goodland radar (KGLD), 70 km from the middle of the area, began a volume at 00:45 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

Dodge City, (KDDC), launched 00:00Z, 0.7 hours before the alert went out and 224 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: 351 J/kg
Mixed-layer CIN: -254 J/kg
Mixed-layer LCL: 723 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 417 m²/s²
0-3 km storm-relative helicity: 695 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 15, 9:30 PM MDT	Mesoscale Discussion	SPC	Barber, Clark, Comanche, Harper	2 hr
May 15, 10:35 PM MDT	Tornado Watch	SPC	Barber, Clark, Comanche, Harper	4 hr
May 16, 12:22 AM MDT	Mesoscale Discussion	SPC	Barber, Chautauqua, Cowley, Harper, Kingman, Sumner	53 min
May 16, 2:07 AM MDT	Mesoscale Discussion	SPC	Butler, Chautauqua, Cowley, Elk, Greenwood, Montgomery and 4 more	53 min
May 16, 3:04 AM MDT	Mesoscale Discussion	SPC	Chautauqua, Cowley, Elk, Labette, Montgomery, Neosho and 2 more	56 min

Nearby

Mesoscale Discussions in Kansas, 2003 Mesoscale Discussions in Colorado, 2003 Every mesoscale discussion in 2003

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.