Alert archive / Kansas / Mesoscale Discussions in 2008

Mesoscale Discussion 983

May 23, 20084 counties in Colorado; 39 counties in Kansas; 37 counties in Nebraska

The Storm Prediction Center issued this mesoscale discussion at May 23, 2008, 8:53 AM MDT for 4 counties in Colorado; 39 counties in Kansas; 37 counties in Nebraska. It was in force for 67 min.

The area

The outline as issued.

The facts

Issued
May 23, 2008, 8:53 AM MDT (14:53 UTC)
Expired
May 23, 2008, 10:00 AM MDT
In force
67 min
Issued by
the Storm Prediction Center
All 80 counties

Logan County, CO, Phillips County, CO, Sedgwick County, CO, Yuma County, CO, Barton County, KS, Cheyenne County, KS, Decatur County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Graham County, KS, Gray County, KS, Hodgeman County, KS, Jewell County, KS, Kiowa County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, Mitchell County, KS, Ness County, KS, Norton County, KS, Osborne County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Rawlins County, KS, Reno County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Smith County, KS, Stafford County, KS, Thomas County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS, Adams County, NE, Arthur County, NE, Banner County, NE, Blaine County, NE, Box Butte County, NE, Buffalo County, NE, Chase County, NE, Cheyenne County, NE, Custer County, NE, Dawes County, NE, Dawson County, NE, Deuel County, NE, Dundy County, NE, Franklin County, NE, Frontier County, NE, Furnas County, NE, Garden County, NE, Gosper County, NE, Grant County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Hooker County, NE, Kearney County, NE, Keith County, NE, Kimball County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Morrill County, NE, Perkins County, NE, Phelps County, NE, Red Willow County, NE, Scotts Bluff County, NE, Sheridan County, NE, Thomas County, NE, Webster County, NE

The radar

The Goodland radar (KGLD), 112 km from the middle of the area, began a volume at 14:53 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 2.9 hours before the alert went out and 118 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, N. Platte/Lee Bi, NE at 12:00Z on 2008-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 143 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, N. Platte/Lee Bi, NE at 12:00Z on 2008-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 292 square meters per square second.1939587897Sfc1 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
143 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
510 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
292 m²/s²
0-3 km storm-relative helicity
253 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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
May 23, 12:13 PM MDTMesoscale DiscussionSPCLarimer, Morgan, Weld92 min
May 23, 12:41 PM MDTTornado WatchSPCLarimer, Logan, Morgan, Phillips, Sedgwick, Washington and 1 more6 hr
May 23, 1:15 PM MDTTornado Watch PDSSPCKit Carson, Yuma7 hr
May 23, 5:02 PM MDTMesoscale DiscussionSPCAdams, Broomfield, Denver, Larimer, Logan, Morgan and 5 more58 min
May 23, 5:18 PM MDTMesoscale DiscussionSPCKit Carson, Yuma57 min
May 23, 5:37 PM MDTMesoscale DiscussionSPCLogan, Morgan, Phillips, Sedgwick, Washington, Weld and 1 more23 min
May 22, 7:16 PM MDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Cheyenne and 61 more29 min
May 22, 8:11 PM MDTTornado WatchSPCBarber, Barton, Butler, Chase, Chautauqua, Clark and 44 more8 hr
May 22, 10:43 PM MDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Clark and 45 more62 min
May 23, 1:01 AM MDTMesoscale DiscussionSPCBarber, Barton, Butler, Chase, Chautauqua, Clay and 36 more89 min
May 23, 3:22 AM MDTMesoscale DiscussionSPCBarber, Barton, Butler, Comanche, Cowley, Edwards and 21 more53 min
May 23, 12:58 PM MDTMesoscale DiscussionSPCClark, Finney, Ford, Gove, Grant, Gray and 12 more2 hr
May 22, 8:24 PM MDTMesoscale DiscussionSPCArthur, Banner, Blaine, Box Butte, Brown, Cherry and 15 more66 min
May 22, 9:34 PM MDTMesoscale DiscussionSPCBoone, Butler, Cass, Colfax, Dodge, Douglas and 16 more56 min
May 23, 4:26 PM MDTMesoscale DiscussionSPCAdams, Boone, Buffalo, Butler, Clay, Colfax and 23 more64 min

Nearby

Mesoscale Discussions in Kansas, 2008Mesoscale Discussions in Nebraska, 2008Mesoscale Discussions in Colorado, 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.