Alert archive / Kansas / Mesoscale Discussions in 2004

Mesoscale Discussion 722

May 17, 200460 counties in Kansas; 14 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 17, 2004, 3:08 PM CDT for 60 counties in Kansas; 14 counties in Nebraska. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
May 17, 2004, 3:08 PM CDT (20:08 UTC)
Expired
May 17, 2004, 5:45 PM CDT
In force
3 hr
Issued by
the Storm Prediction Center
All 74 counties

Barton County, KS, Chase County, KS, Clark County, KS, Clay County, KS, Cloud County, KS, Comanche County, KS, Dickinson County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Geary County, KS, Gove County, KS, Graham County, KS, Grant County, KS, Gray County, KS, Harvey County, KS, Haskell County, KS, Hodgeman County, KS, Jackson County, KS, Jewell County, KS, Kearny County, KS, Kingman County, KS, Kiowa County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, Marion County, KS, Marshall County, KS, McPherson County, KS, Meade County, KS, Mitchell County, KS, Morris County, KS, Nemaha County, KS, Ness County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pottawatomie County, KS, Pratt County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Riley County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Scott County, KS, Seward County, KS, Shawnee County, KS, Smith County, KS, Stafford County, KS, Stevens County, KS, Trego County, KS, Wabaunsee County, KS, Washington County, KS, Wichita County, KS, Cass County, NE, Douglas County, NE, Fillmore County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nuckolls County, NE, Otoe County, NE, Pawnee County, NE, Saline County, NE, Sarpy County, NE, Thayer County, NE, Webster County, NE

The radar

The Dodge City radar (KDDC), 97 km from the middle of the area, began a volume at 20:07 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 8.1 hours before the alert went out and 93 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 12:00Z on 2004-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 238 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, Dodge City, at 12:00Z on 2004-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 568 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
238 J/kg
Mixed-layer CIN
-498 J/kg
Mixed-layer LCL
1028 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
568 m²/s²
0-3 km storm-relative helicity
639 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.

IssuedProductOfficeCountiesLasted
May 16, 8:07 PM CDTMesoscale DiscussionSPCClay, Cloud, Jewell, Lincoln, Marshall, Mitchell and 7 more83 min
May 16, 8:57 PM CDTMesoscale DiscussionSPCClark, Ellis, Finney, Ford, Gove, Grant and 18 more93 min
May 16, 9:26 PM CDTMesoscale DiscussionSPCBrown, Jackson, Jewell, Marshall, Nemaha, Osborne and 4 more3 hr
May 16, 11:51 PM CDTMesoscale DiscussionSPCHarvey, Kingman, Pawnee, Reno, Sedgwick, Stafford114 min
May 17, 3:40 PM CDTTornado WatchSPCBarton, Butler, Clark, Clay, Dickinson, Edwards and 40 more6 hr
May 17, 4:45 PM CDTSevere Thunderstorm WatchSPCAtchison, Brown, Doniphan, Jackson, Marshall, Nemaha and 2 more5 hr
May 16, 7:27 PM CDTMesoscale DiscussionSPCAntelope, Boone, Butler, Cedar, Colfax, Cuming and 18 more3 hr
May 17, 1:42 PM CDTMesoscale DiscussionSPCBoone, Buffalo, Burt, Butler, Colfax, Cuming and 19 more2 hr

Nearby

Mesoscale Discussions in Kansas, 2004Mesoscale Discussions in Nebraska, 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.