Alert archive / Kansas / Mesoscale Discussions in 2003

Mesoscale Discussion 1550

June 29, 200331 counties in Kansas

The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2003, 2:16 PM CDT for 31 counties in Kansas. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued
Jun 29, 2003, 2:16 PM CDT (19:16 UTC)
Expired
Jun 29, 2003, 3:15 PM CDT
In force
59 min
Issued by
the Storm Prediction Center
All 31 counties

Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harvey County, KS, Kingman County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Reno County, KS, Sedgwick County, KS, Sumner County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS

The radar

The Wichita radar (KICT), 76 km from the middle of the area, began a volume at 19:19 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, 7.3 hours before the alert went out and 148 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-pSkew-T log-p diagram, Topeka, KS at 12:00Z on 2003-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 194 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2003-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
194 J/kg
Mixed-layer CIN
-176 J/kg
Mixed-layer LCL
896 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.3

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.

IssuedProductOfficeCountiesLasted
Jun 28, 7:20 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Gove, Graham, Lane, Logan and 9 more6 hr
Jun 28, 8:09 PM CDTMesoscale DiscussionSPCCheyenne, Clark, Decatur, Finney, Ford, Gove and 24 more96 min
Jun 28, 11:06 PM CDTMesoscale DiscussionSPCBarton, Clark, Clay, Cloud, Comanche, Decatur and 45 more54 min
Jun 29, 4:46 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 4 more2 hr

Nearby

Mesoscale Discussions in Kansas, 2003Every 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.