Alert archive / Missouri / Mesoscale Discussions in 2006

Mesoscale Discussion 372

March 30, 2006Decatur County, Iowa; Bourbon County, Kansas; 47 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at Mar 30, 2006, 8:29 PM CST for Decatur County, Iowa; Bourbon County, Kansas; 47 counties in Missouri. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued
Mar 30, 2006, 8:29 PM CST (02:29 UTC)
Expired
Mar 30, 2006, 10:00 PM CST
In force
91 min
Issued by
the Storm Prediction Center
All 49 counties

Decatur County, IA, Bourbon County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Caldwell County, MO, Camden County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Christian County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Daviess County, MO, Douglas County, MO, Greene County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Hickory County, MO, Howell County, MO, Jasper County, MO, Johnson County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Linn County, MO, Livingston County, MO, McDonald County, MO, Mercer County, MO, Miller County, MO, Moniteau County, MO, Morgan County, MO, Newton County, MO, Ozark County, MO, Pettis County, MO, Polk County, MO, Pulaski County, MO, Ray County, MO, Saline County, MO, St. Clair County, MO, Stone County, MO, Taney County, MO, Vernon County, MO, Webster County, MO, Wright County, MO

The radar

The Pleasant Hill radar (KEAX), 39 km from the middle of the area, began a volume at 02:32 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 00:00Z, 2.5 hours before the alert went out and 154 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 00:00Z on 2006-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1075 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 00:00Z on 2006-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 342 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
1075 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
868 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
342 m²/s²
0-3 km storm-relative helicity
340 m²/s²
Significant tornado parameter
2.0
Supercell composite
8.9

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
Mar 30, 11:08 PM CSTMesoscale DiscussionSPCCedar, Clinton, Des Moines, Muscatine, Scott67 min
Mar 30, 7:48 PM CSTMesoscale DiscussionSPCLabette, Montgomery117 min
Mar 30, 7:57 PM CSTMesoscale DiscussionSPCAdair, Audrain, Boone, Callaway, Clark, Crawford and 28 more63 min
Mar 30, 8:17 PM CSTSevere Thunderstorm WatchSPCAdair, Audrain, Boone, Callaway, Cole, Crawford and 23 more6 hr
Mar 30, 9:42 PM CSTTornado WatchSPCBarry, Benton, Camden, Cedar, Christian, Dade and 25 more5 hr
Mar 31, 12:58 AM CSTMesoscale DiscussionSPCJefferson, Perry, Sainte Genevieve, Saint Francois, Saint Louis, Washington and 1 more92 min
Mar 31, 1:13 AM CSTMesoscale DiscussionSPCButler, Carter, Douglas, Howell, Oregon, Ozark and 7 more62 min
Mar 31, 1:58 PM CSTMesoscale DiscussionSPCDunklin, New Madrid, Pemiscot92 min
Mar 31, 2:43 PM CSTTornado WatchSPCBollinger, Butler, Cape Girardeau, Madison, Mississippi, New Madrid and 6 more6 hr

Nearby

Mesoscale Discussions in Missouri, 2006Mesoscale Discussions in Iowa, 2006Mesoscale Discussions in Kansas, 2006Every mesoscale discussion in 2006

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.