Alert archive / Missouri / Mesoscale Discussions in 2003

Mesoscale Discussion 908

May 10, 20039 states

The Storm Prediction Center issued this mesoscale discussion at May 10, 2003, 10:54 AM CDT for 9 states. It was in force for 66 min.

The area

The outline as issued.

The facts

Issued: May 10, 2003, 10:54 AM CDT (15:54 UTC)
Expired: May 10, 2003, 12:00 PM CDT
In force: 66 min
Issued by: the Storm Prediction Center

All 274 counties

Baxter County, AR, Benton County, AR, Boone County, AR, Carroll County, AR, Fulton County, AR, Izard County, AR, Madison County, AR, Marion County, AR, Newton County, AR, Randolph County, AR, Searcy County, AR, Sharp County, AR, Washington County, AR, Des Moines County, IA, Henry County, IA, Lee County, IA, Louisa County, IA, Van Buren County, IA, Adams County, IL, Alexander County, IL, Bond County, IL, Brown County, IL, Calhoun County, IL, Cass County, IL, Champaign County, IL, Christian County, IL, Clark County, IL, Clay County, IL, Clinton County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Edwards County, IL, Effingham County, IL, Fayette County, IL, Ford County, IL, Franklin County, IL, Fulton County, IL, Gallatin County, IL, Greene County, IL, Hamilton County, IL, Hancock County, IL, Hardin County, IL, Henderson County, IL, Jackson County, IL, Jasper County, IL, Jefferson County, IL, Jersey County, IL, Johnson County, IL, Knox County, IL, Lawrence County, IL, Logan County, IL, Macon County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Mason County, IL, Massac County, IL, McDonough County, IL, McLean County, IL, Menard County, IL, Mercer County, IL, Monroe County, IL, Montgomery County, IL, Morgan County, IL, Moultrie County, IL, Peoria County, IL, Perry County, IL, Piatt County, IL, Pike County, IL, Pope County, IL, Pulaski County, IL, Randolph County, IL, Richland County, IL, Saint Clair County, IL, Saline County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL, Tazewell County, IL, Union County, IL, Vermilion County, IL, Wabash County, IL, Warren County, IL, Washington County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Woodford County, IL, Bartholomew County, IN, Boone County, IN, Brown County, IN, Clark County, IN, Clay County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Fountain County, IN, Franklin County, IN, Gibson County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Harrison County, IN, Hendricks County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Lawrence County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Ohio County, IN, Orange County, IN, Owen County, IN, Parke County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Putnam County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Spencer County, IN, Sullivan County, IN, Switzerland County, IN, Union County, IN, Vanderburgh County, IN, Vermillion County, IN, Vigo County, IN, Warren County, IN, Warrick County, IN, Washington County, IN, Allen County, KS, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Labette County, KS, Linn County, KS, Montgomery County, KS, Neosho County, KS, Ballard County, KY, Boone County, KY, Campbell County, KY, Carroll County, KY, Gallatin County, KY, Henderson County, KY, Kenton County, KY, Oldham County, KY, Trimble County, KY, Union County, KY, Adair County, MO, Audrain County, MO, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Bollinger County, MO, Boone County, MO, Butler County, MO, Callaway County, MO, Camden County, MO, Cape Girardeau County, MO, Carroll County, MO, Carter County, MO, Cass County, MO, Cedar County, MO, Chariton County, MO, Christian County, MO, City of Saint Louis, MO, Clark County, MO, Cole County, MO, Cooper County, MO, Crawford County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Franklin County, MO, Gasconade County, MO, Greene County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Howell County, MO, Iron County, MO, Jasper County, MO, Jefferson County, MO, Johnson County, MO, Knox County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Lewis County, MO, Lincoln County, MO, Linn County, MO, Macon County, MO, Madison County, MO, Maries County, MO, Marion County, MO, McDonald County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Newton County, MO, Oregon County, MO, Osage County, MO, Ozark County, MO, Perry County, MO, Pettis County, MO, Phelps County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Ralls County, MO, Randolph County, MO, Reynolds County, MO, Ripley County, MO, Saint Charles County, MO, Saint Francois County, MO, Saint Louis County, MO, Sainte Genevieve County, MO, Saline County, MO, Schuyler County, MO, Scotland County, MO, Scott County, MO, Shannon County, MO, Shelby County, MO, St. Clair County, MO, Stoddard County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Warren County, MO, Washington County, MO, Wayne County, MO, Webster County, MO, Wright County, MO, Butler County, OH, Clermont County, OH, Clinton County, OH, Hamilton County, OH, Highland County, OH, Preble County, OH, Warren County, OH, Adair County, OK, Cherokee County, OK, Craig County, OK, Creek County, OK, Delaware County, OK, Mayes County, OK, Nowata County, OK, Ottawa County, OK, Rogers County, OK, Tulsa County, OK, Wagoner County, OK, Washington County, OK

The radar

The Springfield radar (KSGF), 97 km from the middle of the area, began a volume at 15:56 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 12:00Z, 3.9 hours before the alert went out and 147 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1867 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 689 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 296 m²/s²
0-3 km storm-relative helicity: 300 m²/s²
Significant tornado parameter: 3.5
Supercell composite: 12.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

431 
ACUS11 KWNS 101555
SWOMCD
SPC MCD 101554 
OHZ000-KYZ000-INZ000-ILZ000-MOZ000-ARZ000-IAZ000-OKZ000-KSZ000-101700-

MESOSCALE DISCUSSION 0908
NWS STORM PREDICTION CENTER NORMAN OK
1054 AM CDT SAT MAY 10 2003

AREAS AFFECTED...MID MS VALLEY ENEWD INTO THE OHIO VALLEY

CONCERNING...OUTLOOK UPGRADE 

VALID 101554Z - 101700Z

WE WILL BE UPGRADING AREAS FROM NERN OK/NRN AR NEWD INTO IL/IND/OH
AND NRN KY TO A HIGH RISK AT THE 10/1630Z OUTLOOK FOR THE EXPECTED
AFTERNOON/OVERNIGHT SEVERE THUNDERSTORM AND TORNADO OUTBREAK. 


..CROSBIE.. 05/10/2003

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...ILN...LMK...IND...PAH...LOT...ILX...MEG...LSX...DVN...LZK...SGF...DMX...EAX...TSA...TOP...ICT...

35829652 37989551 41419148 39368299 35899189

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 11:55 AM CDT	Tornado Watch	SPC	Benton, Carroll, Crawford, Madison, Sebastian, Washington	7 hr
May 10, 1:59 PM CDT	Mesoscale Discussion	SPC	Benton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more	2 hr
May 10, 3:30 PM CDT	Mesoscale Discussion	SPC	Baxter, Boone, Cleburne, Fulton, Izard, Johnson and 8 more	2 hr
May 10, 4:00 PM CDT	Tornado Watch	SPC	Baxter, Boone, Clay, Cleburne, Conway, Craighead and 22 more	5 hr
May 9, 7:47 PM CDT	Mesoscale Discussion	SPC	Calhoun, Greene, Morgan, Pike, Scott	88 min
May 9, 8:40 PM CDT	Mesoscale Discussion	SPC	Bond, Champaign, Christian, Clark, Clinton, Coles and 18 more	2 hr
May 9, 10:04 PM CDT	Mesoscale Discussion	SPC	Adams	26 min
May 9, 10:40 PM CDT	Severe Thunderstorm Watch	SPC	Brown, Cass, Champaign, DeWitt, Ford, Fulton and 22 more	5 hr
May 10, 5:43 AM CDT	Mesoscale Discussion	SPC	Adams, Brown, Calhoun, Cass, Christian, Fulton and 15 more	92 min
May 10, 5:50 AM CDT	Severe Thunderstorm Watch	SPC	Adams, Bond, Brown, Calhoun, Cass, Christian and 25 more	5 hr
May 10, 8:30 AM CDT	Tornado Watch	SPC	Champaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more	6 hr
May 10, 9:25 AM CDT	Mesoscale Discussion	SPC	Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 14 more	2 hr
May 10, 10:39 AM CDT	Mesoscale Discussion	SPC	Clark, Clay, Coles, Crawford, Cumberland, Douglas and 5 more	2 hr
May 10, 12:38 PM CDT	Mesoscale Discussion	SPC	Clay, Crawford, Jasper, Lawrence, Richland	97 min
May 10, 3:17 PM CDT	Mesoscale Discussion	SPC	Hancock, Henderson, Mercer, Rock Island	58 min
May 10, 3:50 PM CDT	Tornado Watch	SPC	Bureau, Carroll, Fulton, Henderson, Henry, Jo Daviess and 14 more	6 hr
May 10, 4:48 PM CDT	Mesoscale Discussion	SPC	Adams, Bond, Brown, Calhoun, Cass, Christian and 25 more	87 min
May 10, 5:40 PM CDT	Tornado Watch	SPC	Adams, Bond, Brown, Calhoun, Cass, Christian and 21 more	5 hr
May 10, 6:41 PM CDT	Mesoscale Discussion	SPC	Adams, Bond, Brown, Calhoun, Cass, Christian and 14 more	64 min
May 10, 3:33 AM CDT	Mesoscale Discussion	SPC	Bartholomew, Boone, Brown, Clark, Crawford, Daviess and 41 more	87 min
May 10, 11:00 AM CDT	Tornado Watch	SPC	Blackford, Dearborn, Delaware, Fayette, Franklin, Henry and 7 more	5 hr
May 10, 1:04 PM CDT	Mesoscale Discussion	SPC	Blackford, Dearborn, Delaware, Fayette, Franklin, Henry and 7 more	86 min
May 10, 5:57 PM CDT	Mesoscale Discussion	SPC	Allamakee, Clayton, Fayette	93 min
May 10, 6:15 PM CDT	Tornado Watch	SPC	Allamakee, Clayton, Fayette, Winneshiek	5 hr
May 9, 7:45 PM CDT	Tornado Watch	SPC	Butler, Chase, Coffey, Cowley, Elk, Greenwood and 7 more	5 hr
May 9, 11:00 PM CDT	Severe Thunderstorm Watch	SPC	Allen, Anderson, Bourbon, Chautauqua, Cherokee, Coffey and 14 more	6 hr
May 10, 12:49 AM CDT	Mesoscale Discussion	SPC	Atchison, Barber, Brown, Butler, Chase, Clay and 24 more	86 min
May 10, 1:15 AM CDT	Severe Thunderstorm Watch	SPC	Atchison, Barber, Brown, Butler, Chase, Clay and 25 more	5 hr
May 10, 2:28 AM CDT	Mesoscale Discussion	SPC	Atchison, Barber, Brown, Butler, Chase, Clay and 25 more	92 min
May 10, 3:05 AM CDT	Tornado Watch	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 17 more	5 hr
May 10, 3:15 AM CDT	Severe Thunderstorm Watch	SPC	Atchison, Brown, Doniphan, Douglas, Geary, Jackson and 10 more	5 hr
May 10, 5:27 AM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Bourbon, Butler, Chase, Chautauqua and 20 more	93 min
May 10, 7:06 AM CDT	Mesoscale Discussion	SPC	Atchison, Brown, Doniphan, Douglas, Geary, Jackson and 10 more	54 min
May 10, 9:16 AM CDT	Mesoscale Discussion	SPC	Chautauqua, Cherokee, Labette, Montgomery, Neosho, Wilson	3 hr
May 10, 10:58 AM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Bourbon, Brown, Coffey and 18 more	2 hr
May 10, 11:35 AM CDT	Tornado Watch	SPC	Linn, Miami	7 hr
May 10, 1:42 PM CDT	Mesoscale Discussion	SPC	Miami	2 hr
May 10, 10:12 AM CDT	Mesoscale Discussion	SPC	Boone, Bracken, Campbell, Greenup, Harrison, Kenton and 4 more	2 hr
May 10, 11:41 AM CDT	Mesoscale Discussion	SPC	Bell, Breathitt, Clay, Floyd, Harlan, Jackson and 13 more	2 hr
May 10, 12:20 PM CDT	Tornado Watch	SPC	Bell, Boyd, Breathitt, Carter, Clay, Elliott and 19 more	6 hr
May 10, 2:27 PM CDT	Mesoscale Discussion	SPC	Bell, Boyd, Breathitt, Carter, Clay, Elliott and 20 more	93 min
May 10, 2:46 PM CDT	Mesoscale Discussion	SPC	Boyd, Bracken, Campbell, Fleming, Grant, Greenup and 6 more	59 min
May 10, 4:56 PM CDT	Mesoscale Discussion	SPC	Boyd, Breathitt, Carter, Elliott, Floyd, Greenup and 10 more	94 min
May 10, 5:30 PM CDT	Tornado Watch	SPC	Boyd, Breathitt, Carter, Elliott, Floyd, Greenup and 11 more	6 hr
May 10, 1:22 AM CDT	Mesoscale Discussion	SPC	Newton	83 min
May 9, 7:57 PM CDT	Mesoscale Discussion	SPC	Athens, Hocking, Meigs	63 min
May 9, 7:12 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Beckham, Blaine, Caddo, Canadian, Comanche and 20 more	63 min
May 9, 8:24 PM CDT	Mesoscale Discussion	SPC	Blaine, Canadian, Custer, Garfield, Kingfisher, Logan and 2 more	66 min
May 9, 9:41 PM CDT	Mesoscale Discussion	SPC	Blaine, Canadian, Kingfisher, Logan, Oklahoma	64 min
May 9, 10:51 PM CDT	Mesoscale Discussion	SPC	Cherokee, Craig, Creek, Delaware, Lincoln, Mayes and 11 more	54 min
May 9, 11:10 PM CDT	Tornado Watch	SPC	Cherokee, Craig, Creek, Delaware, Lincoln, Mayes and 12 more	6 hr

Nearby

Mesoscale Discussions in Missouri, 2003 Mesoscale Discussions in Illinois, 2003 Mesoscale Discussions in Indiana, 2003 Every 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.