Alert archive / Kansas / Mesoscale Discussions in 2008

Mesoscale Discussion 977

May 22, 20084 states

The Storm Prediction Center issued this mesoscale discussion at May 22, 2008, 8:16 PM CDT for 4 states. It was in force for 29 min.

The area

The outline as issued.

The facts

Issued
May 22, 2008, 8:16 PM CDT (01:16 UTC)
Expired
May 22, 2008, 8:45 PM CDT
In force
29 min
Issued by
the Storm Prediction Center
All 133 counties

Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cheyenne County, KS, Clark County, KS, Clay County, KS, Cloud County, KS, Comanche County, KS, Cowley County, KS, Decatur County, KS, Dickinson County, KS, Edwards County, KS, Elk County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Geary County, KS, Gove County, KS, Graham County, KS, Gray County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Haskell County, KS, Hodgeman County, KS, Jewell 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, Ness County, KS, Norton County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Rawlins 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, Sedgwick County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Thomas County, KS, Trego County, KS, Washington County, KS, Adams County, NE, Buffalo County, NE, Chase County, NE, Clay County, NE, Dawson County, NE, Deuel County, NE, Dundy County, NE, Fillmore County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Gage County, NE, Gosper County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Jefferson County, NE, Kearney County, NE, Keith County, NE, Lincoln County, NE, Nuckolls County, NE, Perkins County, NE, Phelps County, NE, Red Willow County, NE, Saline County, NE, Seward County, NE, Thayer County, NE, Webster County, NE, York County, NE, Alfalfa County, OK, Beaver County, OK, Beckham County, OK, Blaine County, OK, Canadian County, OK, Creek County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Harper County, OK, Kay County, OK, Kingfisher County, OK, Lincoln County, OK, Logan County, OK, Major County, OK, Noble County, OK, Oklahoma County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Roger Mills County, OK, Tulsa County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Collingsworth County, TX, Donley County, TX, Gray County, TX, Hemphill County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX, Wheeler County, TX

The radar

The Dodge City radar (KDDC), 70 km from the middle of the area, began a volume at 01:16 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 00:00Z, 1.3 hours before the alert went out and 66 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 2008-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2192 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 2008-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 285 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
2192 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1576 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
285 m²/s²
0-3 km storm-relative helicity
313 m²/s²
Significant tornado parameter
1.9
Supercell composite
17.0

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 22, 9:11 PM CDTTornado WatchSPCBarber, Barton, Butler, Chase, Chautauqua, Clark and 44 more8 hr
May 22, 11:43 PM CDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Clark and 45 more62 min
May 23, 2:01 AM CDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Clay and 36 more89 min
May 23, 4:22 AM CDTMesoscale DiscussionSPCBarber, Barton, Butler, Comanche, Cowley, Edwards and 21 more53 min
May 23, 9:53 AM CDTMesoscale DiscussionSPCBarton, Cheyenne, Decatur, Edwards, Ellis, Ellsworth and 33 more67 min
May 23, 1:58 PM CDTMesoscale DiscussionSPCClark, Finney, Ford, Gove, Grant, Gray and 12 more2 hr
May 23, 2:15 PM CDTTornado Watch PDSSPCBarber, Barton, Cheyenne, Clark, Comanche, Decatur and 33 more7 hr
May 23, 6:18 PM CDTMesoscale DiscussionSPCBarber, Barton, Cheyenne, Clark, Comanche, Decatur and 33 more57 min
May 22, 9:24 PM CDTMesoscale DiscussionSPCArthur, Banner, Blaine, Box Butte, Brown, Cherry and 15 more66 min
May 22, 10:34 PM CDTMesoscale DiscussionSPCBoone, Butler, Cass, Colfax, Dodge, Douglas and 16 more56 min
May 23, 1:13 PM CDTMesoscale DiscussionSPCKimball92 min
May 23, 1:41 PM CDTTornado WatchSPCBanner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more6 hr
May 23, 5:26 PM CDTMesoscale DiscussionSPCAdams, Boone, Buffalo, Butler, Clay, Colfax and 23 more64 min
May 23, 6:02 PM CDTMesoscale DiscussionSPCBanner, Box Butte, Cheyenne, Dawes, Deuel, Kimball and 3 more58 min
May 23, 6:37 PM CDTMesoscale DiscussionSPCBanner, Box Butte, Cheyenne, Dawes, Deuel, Garden and 4 more23 min
May 23, 2:49 PM CDTMesoscale DiscussionSPCBeaver, Ellis, Harper, Roger Mills, Woodward116 min
May 23, 5:09 PM CDTTornado WatchSPCAlfalfa, Beaver, Beckham, Blaine, Custer, Dewey and 11 more8 hr

Nearby

Mesoscale Discussions in Kansas, 2008Mesoscale Discussions in Nebraska, 2008Mesoscale Discussions in Oklahoma, 2008Every mesoscale discussion in 2008

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.