Alert archive / Missouri / Mesoscale Discussions in 2008

Mesoscale Discussion 623

April 10, 200817 counties in Kansas; 27 counties in Missouri; Richardson County, Nebraska

The Storm Prediction Center issued this mesoscale discussion at Apr 10, 2008, 2:03 PM CDT for 17 counties in Kansas; 27 counties in Missouri; Richardson County, Nebraska. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued
Apr 10, 2008, 2:03 PM CDT (19:03 UTC)
Expired
Apr 10, 2008, 4:00 PM CDT
In force
117 min
Issued by
the Storm Prediction Center
All 45 counties

Atchison County, KS, Brown County, KS, Crawford County, KS, Doniphan County, KS, Douglas County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Marshall County, KS, Miami County, KS, Nemaha County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wyandotte County, KS, Andrew County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Clay County, MO, Clinton County, MO, Dade County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Henry County, MO, Holt County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Livingston County, MO, Nodaway County, MO, Pettis County, MO, Platte County, MO, Ray County, MO, St. Clair County, MO, Vernon County, MO, Richardson County, NE

The radar

The Pleasant Hill radar (KEAX), 55 km from the middle of the area, began a volume at 19:02 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

Topeka, KS (KTOP), launched 12:00Z, 7.1 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, Topeka, KS at 12:00Z on 2008-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2008-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
535 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
182 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
Apr 10, 2:28 PM CDTSevere Thunderstorm WatchSPCAnderson, Atchison, Bourbon, Brown, Cherokee, Coffey and 14 more7 hr
Apr 10, 3:30 PM CDTMesoscale DiscussionSPCBarber, Comanche, Cowley, Harper, Kingman, Pratt and 2 more75 min
Apr 10, 6:44 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Cherokee and 19 more61 min
Apr 10, 3:00 AM CDTMesoscale DiscussionSPCDunklin, Mississippi, New Madrid, Pemiscot60 min
Apr 10, 3:28 AM CDTTornado WatchSPCBollinger, Butler, Cape Girardeau, Carter, Dunklin, Iron and 10 more7 hr
Apr 10, 6:56 AM CDTMesoscale DiscussionSPCChristian, Douglas, Greene, Howell, Laclede, Maries and 9 more64 min
Apr 10, 7:44 AM CDTTornado WatchSPCDent, Douglas, Howell, Oregon, Ozark, Shannon and 2 more2 hr
Apr 10, 9:27 AM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Dunklin, Madison and 11 more2 hr
Apr 10, 9:51 AM CDTTornado WatchSPCBollinger, Butler, Cape Girardeau, Carter, Dunklin, Madison and 11 more7 hr
Apr 10, 10:51 AM CDTMesoscale DiscussionSPCButler, Cape Girardeau, Dunklin, Mississippi, New Madrid, Pemiscot and 2 more84 min
Apr 10, 11:16 AM CDTMesoscale DiscussionSPCCape Girardeau2 hr
Apr 10, 1:41 PM CDTMesoscale DiscussionSPCButler, Cape Girardeau, Dunklin, Mississippi, New Madrid, Pemiscot and 2 more2 hr
Apr 10, 4:55 PM CDTTornado WatchSPCAdair, Audrain, Clark, Gentry, Grundy, Harrison and 15 more5 hr
Apr 10, 5:03 PM CDTTornado WatchSPCMississippi6 hr
Apr 10, 2:14 PM CDTMesoscale DiscussionSPCArthur, Blaine, Boyd, Brown, Chase, Cherry and 23 more4 hr

Nearby

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