Alert archive / Missouri / Mesoscale Discussions in 2003

Mesoscale Discussion 889

May 9, 20034 states

The Storm Prediction Center issued this mesoscale discussion at May 9, 2003, 7:47 PM CDT for 4 states. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued
May 9, 2003, 7:47 PM CDT (00:47 UTC)
Expired
May 9, 2003, 9:15 PM CDT
In force
88 min
Issued by
the Storm Prediction Center
All 72 counties

Calhoun County, IL, Greene County, IL, Morgan County, IL, Pike County, IL, Scott County, IL, Allen County, KS, Bourbon County, KS, Chautauqua County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Linn County, KS, Miami County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Audrain County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Carroll County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Cole County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Gasconade County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jackson County, MO, Jasper County, MO, Johnson County, MO, Laclede County, MO, Lafayette County, MO, Lincoln County, MO, Livingston County, MO, Macon County, MO, Maries County, MO, Marion County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Newton County, MO, Osage County, MO, Pettis County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Ray County, MO, Saline County, MO, Shelby County, MO, St. Clair County, MO, Vernon County, MO, Warren County, MO, Craig County, OK, Mayes County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Washington County, OK

The radar

The Springfield radar (KSGF), 96 km from the middle of the area, began a volume at 00:48 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

Springfield, MO (KSGF), launched 00:00Z, 0.8 hours before the alert went out and 131 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, Springfield, MO at 00:00Z on 2003-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2291 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, Springfield, MO at 00:00Z on 2003-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 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
2291 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
686 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
1.3
Supercell composite
7.7

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, 8:40 PM CDTMesoscale DiscussionSPCBond, Champaign, Christian, Clark, Clinton, Coles and 18 more2 hr
May 9, 10:04 PM CDTMesoscale DiscussionSPCAdams26 min
May 9, 10:40 PM CDTSevere Thunderstorm WatchSPCBrown, Cass, Champaign, DeWitt, Ford, Fulton and 22 more5 hr
May 10, 5:43 AM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Christian, Fulton and 15 more92 min
May 10, 5:50 AM CDTSevere Thunderstorm WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 25 more5 hr
May 10, 8:30 AM CDTTornado WatchSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more6 hr
May 10, 9:25 AM CDTMesoscale DiscussionSPCEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 14 more2 hr
May 10, 10:39 AM CDTMesoscale DiscussionSPCClark, Clay, Coles, Crawford, Cumberland, Douglas and 5 more2 hr
May 10, 10:54 AM CDTMesoscale DiscussionSPCAdams, Alexander, Bond, Brown, Calhoun, Cass and 69 more66 min
May 10, 12:38 PM CDTMesoscale DiscussionSPCClay, Crawford, Jasper, Lawrence, Richland97 min
May 10, 3:17 PM CDTMesoscale DiscussionSPCHancock, Henderson, Mercer, Rock Island58 min
May 10, 3:50 PM CDTTornado WatchSPCBureau, Carroll, Fulton, Henderson, Henry, Jo Daviess and 14 more6 hr
May 10, 4:00 PM CDTTornado WatchSPCFranklin, Jackson, Perry, Randolph, Union5 hr
May 10, 4:48 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 25 more87 min
May 10, 5:40 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 21 more5 hr
May 10, 6:41 PM CDTMesoscale DiscussionSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 14 more64 min
May 9, 7:45 PM CDTTornado WatchSPCButler, Chase, Coffey, Cowley, Elk, Greenwood and 7 more5 hr
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, 10:58 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, 1:42 PM CDTMesoscale DiscussionSPCMiami2 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, 3:30 PM CDTMesoscale DiscussionSPCCrawford, Dent, Douglas, Franklin, Gasconade, Howell and 16 more2 hr
May 9, 7:12 PM CDTMesoscale DiscussionSPCAlfalfa, Beckham, Blaine, Caddo, Canadian, Comanche and 20 more63 min
May 9, 8:24 PM CDTMesoscale DiscussionSPCBlaine, Canadian, Custer, Garfield, Kingfisher, Logan and 2 more66 min
May 9, 9:41 PM CDTMesoscale DiscussionSPCBlaine, Canadian, Kingfisher, Logan, Oklahoma64 min
May 9, 10:51 PM CDTMesoscale DiscussionSPCCherokee, Craig, Creek, Delaware, Lincoln, Mayes and 11 more54 min
May 9, 11:10 PM CDTTornado WatchSPCCherokee, Craig, Creek, Delaware, Lincoln, Mayes and 12 more6 hr

Nearby

Mesoscale Discussions in Missouri, 2003Mesoscale Discussions in Kansas, 2003Mesoscale Discussions in Oklahoma, 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.