Alert archive / Kansas / Mesoscale Discussions in 2008

Mesoscale Discussion 1099

May 30, 200822 counties in Kansas; 21 counties in Missouri; Osage County, Washington County, Oklahoma

The Storm Prediction Center issued this mesoscale discussion at May 30, 2008, 2:23 PM CDT for 22 counties in Kansas; 21 counties in Missouri; Osage County, Washington County, Oklahoma. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued
May 30, 2008, 2:23 PM CDT (19:23 UTC)
Expired
May 30, 2008, 4:00 PM CDT
In force
97 min
Issued by
the Storm Prediction Center
All 45 counties

Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Coffey County, KS, Cowley County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Greenwood County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Lyon County, KS, Miami County, KS, Montgomery County, KS, Neosho County, KS, Osage County, KS, Wilson County, KS, Woodson County, KS, Wyandotte County, KS, Bates County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Monroe County, MO, Pettis County, MO, Platte County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Osage County, OK, Washington County, OK

The watches that followed

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

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 7.4 hours before the alert went out and 135 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 2008-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 728 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 2008-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 521 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
728 J/kg
Mixed-layer CIN
-282 J/kg
Mixed-layer LCL
858 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
521 m²/s²
0-3 km storm-relative helicity
626 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 29, 8:13 PM CDTTornado WatchSPCAtchison, Doniphan8 hr
May 29, 9:19 PM CDTMesoscale DiscussionSPCFinney, Grant, Gray, Greeley, Hamilton, Haskell and 12 more56 min
May 29, 9:38 PM CDTMesoscale DiscussionSPCCloud, Decatur, Ellis, Ellsworth, Gove, Graham and 14 more37 min
May 29, 9:46 PM CDTSevere Thunderstorm WatchSPCEllis, Finney, Gove, Graham, Grant, Greeley and 12 more5 hr
May 29, 10:02 PM CDTTornado WatchSPCCloud, Jewell, Mitchell, Osborne, Phillips, Republic and 2 more4 hr
May 29, 11:34 PM CDTMesoscale DiscussionSPCAtchison, Brown, Clay, Doniphan, Jackson, Marshall and 4 more56 min
May 30, 1:37 AM CDTMesoscale DiscussionSPCBrown, Clay, Cloud, Jackson, Marshall, Mitchell and 5 more53 min
May 30, 2:17 AM CDTMesoscale DiscussionSPCAtchison, Doniphan88 min
May 30, 2:25 AM CDTMesoscale DiscussionSPCFinney, Grant, Gray, Haskell, Hodgeman, Kearny and 4 more65 min
May 30, 2:42 PM CDTTornado WatchSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 15 more7 hr
May 29, 7:37 PM CDTMesoscale DiscussionSPCAtchison, Gentry, Harrison, Holt, Mercer, Nodaway and 2 more53 min
May 30, 1:19 AM CDTTornado WatchSPCClark, Scotland8 hr
May 30, 6:00 AM CDTMesoscale DiscussionSPCClark, Putnam, Schuyler, Scotland2 hr
May 30, 7:56 AM CDTTornado WatchSPCClark, Knox, Lewis, Marion, Scotland, Shelby6 hr
May 30, 1:14 PM CDTMesoscale DiscussionSPCLincoln, Pike, Saint Charles, Saint Louis, City of Saint Louis2 hr
May 30, 1:56 PM CDTTornado WatchSPCAudrain, Boone, Callaway, Cole, Franklin, Gasconade and 16 more8 hr
May 30, 4:29 PM CDTMesoscale DiscussionSPCClark, Scotland61 min
May 30, 5:18 PM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Carroll, Chariton, Cole and 24 more87 min

Nearby

Mesoscale Discussions in Kansas, 2008Mesoscale Discussions in Missouri, 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.