Alert archive / Kansas / Mesoscale Discussions in 2003

Mesoscale Discussion 838

May 8, 20037 states

The Storm Prediction Center issued this mesoscale discussion at May 8, 2003, 1:18 AM CDT for 7 states. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
May 8, 2003, 1:18 AM CDT (06:18 UTC)
Expired
May 8, 2003, 4:15 AM CDT
In force
3 hr
Issued by
the Storm Prediction Center
All 95 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Chilton County, AL, Elmore County, AL, Greene County, AL, Hale County, AL, Lee County, AL, Macon County, AL, Montgomery County, AL, Perry County, AL, Russell County, AL, Benton County, AR, Garland County, AR, Grant County, AR, Hot Spring County, AR, Lincoln County, AR, Montgomery County, AR, Polk County, AR, Scott County, AR, Chattahoochee County, GA, Dooly County, GA, Macon County, GA, Marion County, GA, Muscogee County, GA, Peach County, GA, Schley County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Webster County, GA, Allen County, KS, Barber County, KS, Barton County, KS, Bourbon County, KS, Butler County, KS, Chautauqua County, KS, Cherokee County, KS, Comanche County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Labette County, KS, McPherson County, KS, Montgomery County, KS, Neosho County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Sedgwick County, KS, Stafford County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Barton County, MO, Cedar County, MO, Jasper County, MO, McDonald County, MO, Newton County, MO, Vernon County, MO, Bolivar County, MS, Choctaw County, MS, Montgomery County, MS, Noxubee County, MS, Adair County, OK, Blaine County, OK, Cherokee County, OK, Craig County, OK, Custer County, OK, Delaware County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Harper County, OK, Kay County, OK, Kingfisher County, OK, Logan County, OK, Major County, OK, Muskogee County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Payne County, OK, Roger Mills County, OK, Sequoyah County, OK, Wagoner County, OK, Washington County, OK, Woods County, OK, Woodward County, OK

The radar

The Little Rock radar (KLZK), 91 km from the middle of the area, began a volume at 06:22 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, 6.3 hours before the alert went out and 333 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 2003-05-08Temperature 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, Springfield, MO at 00:00Z on 2003-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
1810 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
178 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
May 7, 7:32 PM CDTMesoscale DiscussionSPCBarbour, Bullock, Chambers, Coosa, Crenshaw, Elmore and 6 more58 min
May 7, 7:50 PM CDTTornado WatchSPCBarbour, Chambers, Lee, Russell5 hr
May 7, 10:09 PM CDTMesoscale DiscussionSPCBarbour, Chambers, Lee, Russell96 min
May 8, 12:04 AM CDTMesoscale DiscussionSPCBarbour, Lee, Russell56 min
May 8, 2:56 AM CDTMesoscale DiscussionSPCChambers, Clay, Randolph, Talladega3 hr
May 8, 1:55 AM CDTSevere Thunderstorm WatchSPCBenton, Carroll5 hr
May 8, 5:02 AM CDTMesoscale DiscussionSPCCrawford, Franklin, Howard, Johnson, Logan, Madison and 8 more2 hr
May 8, 6:20 AM CDTTornado WatchSPCCrawford, Franklin, Logan, Montgomery, Scott, Sebastian and 1 more3 hr
May 8, 7:33 AM CDTMesoscale DiscussionSPCCrawford, Franklin, Johnson, Logan, Montgomery, Scott and 2 more87 min
May 8, 8:25 AM CDTTornado WatchSPCBaxter, Boone, Cleburne, Conway, Craighead, Crittenden and 18 more5 hr
May 8, 9:55 AM CDTMesoscale DiscussionSPCMississippi3 hr
May 8, 10:21 AM CDTMesoscale DiscussionSPCClay, Cleburne, Craighead, Greene, Independence, Izard and 8 more84 min
May 8, 10:25 AM CDTTornado WatchSPCClay, Craighead, Crittenden, Cross, Greene, Mississippi and 3 more6 hr
May 8, 11:59 AM CDTMesoscale DiscussionSPCClay, Cleburne, Craighead, Greene, Independence, Izard and 8 more2 hr
May 8, 12:24 PM CDTMesoscale DiscussionSPCClay, Craighead, Crittenden, Cross, Greene, Mississippi and 2 more2 hr
May 8, 5:31 PM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Franklin, Johnson, Logan and 4 more59 min
May 8, 5:45 PM CDTTornado WatchSPCBenton, Crawford, Sebastian, Washington5 hr
May 8, 6:38 PM CDTMesoscale DiscussionSPCBenton, Crawford, Washington2 hr
May 7, 7:01 PM CDTMesoscale DiscussionSPCCheyenne, Greeley, Sherman, Wallace, Wichita89 min
May 8, 3:51 AM CDTMesoscale DiscussionSPCAtchison, Barber, Barton, Bourbon, Brown, Butler and 50 more3 hr
May 8, 4:15 AM CDTSevere Thunderstorm WatchSPCAtchison, Brown, Clay, Cloud, Doniphan, Douglas and 19 more7 hr
May 8, 7:50 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Jefferson, Leavenworth and 6 more85 min
May 8, 7:55 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Jefferson, Leavenworth and 6 more95 min
May 8, 12:49 PM CDTMesoscale DiscussionSPCHarper, Sumner3 hr
May 8, 1:07 PM CDTMesoscale DiscussionSPCBarton, Clay, Cloud, Dickinson, Ellis, Ellsworth and 16 more2 hr
May 8, 1:10 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Graham, Norton, Rawlins, Sheridan and 2 more2 hr
May 8, 1:30 PM CDTTornado WatchSPCCheyenne, Decatur, Gove, Graham, Logan, Norton and 6 more6 hr
May 8, 1:35 PM CDTTornado WatchSPCButler, Chautauqua, Cowley, Elk, Greenwood, Harper and 5 more7 hr
May 8, 1:50 PM CDTTornado WatchSPCAnderson, Atchison, Brown, Chase, Clay, Cloud and 31 more7 hr
May 8, 3:26 PM CDTMesoscale DiscussionSPCBrown, Clay, Cloud, Dickinson, Ellsworth, Geary and 22 more2 hr
May 8, 3:34 PM CDTMesoscale DiscussionSPCButler, Chase, Chautauqua, Coffey, Cowley, Elk and 10 more116 min
May 8, 3:35 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Gove, Graham, Logan, Norton and 6 more115 min
May 8, 4:16 PM CDTMesoscale DiscussionSPCAllen, Anderson, Atchison, Bourbon, Cherokee, Crawford and 11 more29 min
May 8, 4:40 PM CDTTornado WatchSPCAllen, Anderson, Atchison, Bourbon, Cherokee, Crawford and 13 more6 hr
May 8, 12:20 PM CDTSevere Thunderstorm WatchSPCAudrain, Franklin, Iron, Jefferson, Lincoln, Macon and 14 more4 hr
May 8, 2:11 PM CDTMesoscale DiscussionSPCAudrain, Knox, Lewis, Lincoln, Macon, Marion and 10 more2 hr
May 7, 8:01 PM CDTMesoscale DiscussionSPCBeckham, Caddo, Comanche, Cotton, Greer, Harmon and 4 more59 min
May 7, 10:35 PM CDTMesoscale DiscussionSPCAlfalfa, Blaine, Caddo, Canadian, Cherokee, Cleveland and 29 more55 min
May 7, 10:35 PM CDTTornado WatchSPCBeckham, Bryan, Carter, Coal, Comanche, Cotton and 13 more5 hr
May 7, 10:55 PM CDTSevere Thunderstorm WatchSPCAdair, Alfalfa, Beckham, Blaine, Caddo, Canadian and 39 more5 hr
May 7, 11:51 PM CDTMesoscale DiscussionSPCBeckham, Bryan, Carter, Coal, Comanche, Cotton and 13 more54 min
May 8, 1:57 AM CDTMesoscale DiscussionSPCAtoka, Beckham, Bryan, Carter, Coal, Comanche and 14 more2 hr
May 8, 3:50 AM CDTSevere Thunderstorm WatchSPCAdair, Atoka, Bryan, Cherokee, Choctaw, Coal and 25 more3 hr
May 8, 4:47 PM CDTMesoscale DiscussionSPCCanadian, Cleveland, Grady, Lincoln, Logan, McClain and 3 more58 min

Nearby

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