Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 1512

July 4, 200436 counties in Kansas; 5 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jul 4, 2004, 11:20 PM CDT for 36 counties in Kansas; 5 counties in Oklahoma. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jul 4, 2004, 11:20 PM CDT (04:20 UTC)
Expired
Jul 5, 2004, 12:15 AM CDT
In force
55 min
Issued by
the Storm Prediction Center
All 41 counties

Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Clark County, KS, Comanche County, KS, Cowley County, KS, Dickinson County, KS, Edwards County, KS, Elk County, KS, Ellsworth County, KS, Ford County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Hodgeman County, KS, Kingman County, KS, Kiowa County, KS, Lincoln County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Meade County, KS, Morris County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Woodson County, KS, Alfalfa County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Woods County, OK

The radar

The Wichita radar (KICT), 96 km from the middle of the area, began a volume at 04:21 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, 4.3 hours before the alert went out and 121 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, Dodge City, at 00:00Z on 2004-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2449 joules per kilogram.LCLEL10008507005003002001001 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, Dodge City, at 00:00Z on 2004-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.19395878Sfc1 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
2449 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
2137 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.4

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 4, 7:02 PM CDTMesoscale DiscussionSPCNorton, Phillips58 min
Jul 4, 7:12 PM CDTMesoscale DiscussionSPCBarber, Barton, Clark, Comanche, Edwards, Ellis and 15 more2 hr
Jul 4, 7:25 PM CDTSevere Thunderstorm WatchSPCCloud, Graham, Jewell, Mitchell, Norton, Osborne and 5 more7 hr
Jul 4, 9:21 PM CDTMesoscale DiscussionSPCButler, Chase, Cowley, Dickinson, Elk, Ellsworth and 11 more54 min
Jul 4, 9:40 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Barber, Barton, Butler, Chase and 44 more6 hr
Jul 4, 10:45 PM CDTMesoscale DiscussionSPCCloud, Jewell, Mitchell, Phillips, Republic, Smith60 min
Jul 4, 11:05 PM CDTSevere Thunderstorm WatchSPCBrown, Clay, Jackson, Marshall, Nemaha, Pottawatomie and 3 more5 hr
Jul 5, 1:16 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Marshall, Nemaha89 min
Jul 5, 2:00 AM CDTSevere Thunderstorm WatchSPCAtchison, Brown, Doniphan, Douglas, Jackson, Jefferson and 5 more5 hr
Jul 5, 2:06 AM CDTMesoscale DiscussionSPCAllen, Anderson, Barber, Butler, Chase, Chautauqua and 20 more114 min
Jul 5, 3:25 AM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 10 more6 hr
Jul 5, 4:45 AM CDTMesoscale DiscussionSPCJohnson, Miami, Wyandotte2 hr
Jul 5, 6:02 AM CDTMesoscale DiscussionSPCBourbon, Cherokee, Crawford, Labette, Montgomery, Neosho88 min
Jul 5, 12:40 PM CDTMesoscale DiscussionSPCCheyenne, Rawlins, Sherman, Thomas2 hr
Jul 5, 2:20 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Gove, Logan, Rawlins, Sheridan and 3 more6 hr
Jul 5, 3:43 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Cherokee, Crawford, Labette and 5 more92 min
Jul 5, 4:21 PM CDTMesoscale DiscussionSPCAllen, Barber, Bourbon, Butler, Chautauqua, Cherokee and 20 more114 min
Jul 5, 4:36 PM CDTMesoscale DiscussionSPCClark, Finney, Ford, Grant, Gray, Hamilton and 7 more54 min
Jul 5, 4:40 PM CDTSevere Thunderstorm WatchSPCAllen, Barber, Bourbon, Butler, Chautauqua, Cherokee and 17 more5 hr
Jul 5, 5:45 PM CDTSevere Thunderstorm WatchSPCClark, Comanche, Edwards, Finney, Ford, Grant and 18 more6 hr
Jul 5, 5:52 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Graham, Logan, Norton, Rawlins and 4 more83 min
Jul 5, 2:22 AM CDTMesoscale DiscussionSPCBeckham, Custer, Dewey, Ellis, Greer, Harmon and 5 more113 min

Nearby

Mesoscale Discussions in Kansas, 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.