Alert archive / Missouri / Mesoscale Discussions in 2003

Mesoscale Discussion 915

May 10, 2003Miami County, Kansas; 44 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at May 10, 2003, 1:42 PM CDT for Miami County, Kansas; 44 counties in Missouri. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 10, 2003, 1:42 PM CDT (18:42 UTC)
Expired
May 10, 2003, 3:45 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 45 counties

Miami County, KS, Adair County, MO, Audrain County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Caldwell County, MO, Callaway County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clark County, MO, Clay County, MO, Clinton County, MO, Cole County, MO, Cooper County, MO, Daviess County, MO, DeKalb County, MO, Grundy County, MO, Harrison County, MO, Henry County, MO, Howard County, MO, Jackson County, MO, Johnson County, MO, Knox County, MO, Lafayette County, MO, Lewis County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Marion County, MO, Mercer County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Morgan County, MO, Pettis County, MO, Putnam County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Schuyler County, MO, Scotland County, MO, Shelby County, MO, Sullivan County, MO

The radar

The Pleasant Hill radar (KEAX), 74 km from the middle of the area, began a volume at 18:45 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, 6.7 hours before the alert went out and 184 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 2003-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 271 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 2003-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 419 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
271 J/kg
Mixed-layer CIN
-301 J/kg
Mixed-layer LCL
711 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
419 m²/s²
0-3 km storm-relative helicity
474 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.9

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
May 9, 7:45 PM CDTTornado WatchSPCButler, Chase, Coffey, Cowley, Elk, Greenwood and 7 more5 hr
May 9, 7:47 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 5 more88 min
May 9, 10:04 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Chautauqua, Cherokee and 20 more26 min
May 9, 11:00 PM CDTSevere Thunderstorm WatchSPCAllen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 14 more6 hr
May 10, 12:49 AM CDTMesoscale DiscussionSPCAtchison, Barber, Brown, Butler, Chase, Clay and 24 more86 min
May 10, 1:15 AM CDTSevere Thunderstorm WatchSPCAtchison, Barber, Brown, Butler, Chase, Clay and 25 more5 hr
May 10, 2:28 AM CDTMesoscale DiscussionSPCAtchison, Barber, Brown, Butler, Chase, Clay and 25 more92 min
May 10, 3:05 AM CDTTornado WatchSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 17 more5 hr
May 10, 3:15 AM CDTSevere Thunderstorm WatchSPCAtchison, Brown, Doniphan, Douglas, Geary, Jackson and 10 more5 hr
May 10, 5:27 AM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 20 more93 min
May 10, 7:06 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Douglas, Geary, Jackson and 10 more54 min
May 10, 9:16 AM CDTMesoscale DiscussionSPCChautauqua, Cherokee, Labette, Montgomery, Neosho, Wilson3 hr
May 10, 10:54 AM CDTMesoscale DiscussionSPCAllen, Bourbon, Cherokee, Crawford, Labette, Linn and 2 more66 min
May 10, 10:58 AM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Brown, Coffey and 18 more2 hr
May 10, 11:35 AM CDTTornado WatchSPCLinn, Miami7 hr
May 10, 11:55 AM CDTTornado WatchSPCAllen, Bourbon, Cherokee, Crawford, Labette, Montgomery and 1 more7 hr
May 10, 1:59 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Cherokee, Crawford, Labette, Montgomery and 1 more2 hr
May 10, 1:22 AM CDTMesoscale DiscussionSPCNewton83 min
May 10, 5:43 AM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Clark, Knox, Lewis and 11 more92 min
May 10, 5:50 AM CDTSevere Thunderstorm WatchSPCAudrain, Boone, Callaway, Clark, Cole, Franklin and 19 more5 hr
May 10, 9:25 AM CDTMesoscale DiscussionSPCIron, Jefferson, Madison, Perry, Sainte Genevieve, Saint Francois and 1 more2 hr
May 10, 3:17 PM CDTMesoscale DiscussionSPCClark, Schuyler, Scotland58 min
May 10, 3:30 PM CDTMesoscale DiscussionSPCCrawford, Dent, Douglas, Franklin, Gasconade, Howell and 16 more2 hr
May 10, 3:50 PM CDTTornado WatchSPCPutnam, Schuyler, Scotland6 hr
May 10, 4:00 PM CDTTornado WatchSPCBollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 22 more5 hr
May 10, 4:48 PM CDTMesoscale DiscussionSPCAdair, Audrain, Benton, Boone, Callaway, Chariton and 24 more87 min
May 10, 5:40 PM CDTTornado WatchSPCAdair, Audrain, Benton, Boone, Callaway, Chariton and 32 more5 hr
May 10, 6:41 PM CDTMesoscale DiscussionSPCAudrain, Boone, Callaway, Cole, Cooper, Lewis and 13 more64 min

Nearby

Mesoscale Discussions in Missouri, 2003Mesoscale Discussions in Kansas, 2003Every mesoscale discussion in 2003

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.