Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 1568

July 8, 200432 counties in Kansas; 14 counties in Missouri; Craig County, Ottawa County, Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jul 8, 2004, 7:28 AM CDT for 32 counties in Kansas; 14 counties in Missouri; Craig County, Ottawa County, Oklahoma. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Jul 8, 2004, 7:28 AM CDT (12:28 UTC)
Expired
Jul 8, 2004, 10:00 AM CDT
In force
3 hr
Issued by
the Storm Prediction Center
All 48 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, Crawford County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Labette County, KS, Leavenworth County, KS, Linn County, KS, Lyon County, KS, Miami County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Barton County, MO, Bates County, MO, Benton County, MO, Cass County, MO, Cedar County, MO, Dade County, MO, Henry County, MO, Hickory County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, St. Clair County, MO, Vernon County, MO, Craig County, OK, Ottawa County, OK

The radar

The Pleasant Hill radar (KEAX), 139 km from the middle of the area, began a volume at 12:29 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, 0.5 hours before the alert went out and 131 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 2004-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2526 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 2004-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.1939Sfc1 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
2526 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
788 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
225 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.6

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
Jul 7, 7:45 PM CDTSevere Thunderstorm WatchSPCBarton, Ellis, Ellsworth, Graham, Jewell, Lincoln and 11 more5 hr
Jul 7, 9:23 PM CDTMesoscale DiscussionSPCBarber, Barton, Clark, Comanche, Edwards, Ellis and 18 more97 min
Jul 8, 10:09 AM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Cowley, Crawford and 6 more2 hr
Jul 8, 1:30 PM CDTSevere Thunderstorm WatchSPCCherokee6 hr
Jul 8, 3:49 PM CDTMesoscale DiscussionSPCBarry, Greene, McDonald, Stone86 min
Jul 8, 5:43 PM CDTMesoscale DiscussionSPCAdair, Cherokee, Delaware, Mayes, Muskogee, Rogers and 1 more62 min

Nearby

Mesoscale Discussions in Kansas, 2004Mesoscale Discussions in Missouri, 2004Mesoscale Discussions in Oklahoma, 2004Every mesoscale discussion in 2004

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.