Alert archive / Iowa / Mesoscale Discussions in 2023

Mesoscale Discussion 402

March 31, 202326 counties in Illinois; 43 counties in Iowa; 36 counties in Missouri

The Storm Prediction Center issued this mesoscale discussion at Mar 31, 2023, 3:17 PM CDT for 26 counties in Illinois; 43 counties in Iowa; 36 counties in Missouri. It was in force for 88 min.

The area

The outline as issued.

The facts

Issued
Mar 31, 2023, 3:17 PM CDT (20:17 UTC)
Expired
Mar 31, 2023, 4:45 PM CDT
In force
88 min
Issued by
the Storm Prediction Center
Concerning
Tornado watch 93
All 105 counties

Appanoose County, IA, Benton County, IA, Black Hawk County, IA, Bremer County, IA, Buchanan County, IA, Butler County, IA, Cedar County, IA, Clayton County, IA, Clinton County, IA, Davis County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Fayette County, IA, Grundy County, IA, Hardin County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jasper County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Lucas County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Muscatine County, IA, Polk County, IA, Poweshiek County, IA, Scott County, IA, Story County, IA, Tama County, IA, Van Buren County, IA, Wapello County, IA, Warren County, IA, Washington County, IA, Wayne County, IA, Adams County, IL, Brown County, IL, Calhoun County, IL, Cass County, IL, Fulton County, IL, Greene County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jersey County, IL, Knox County, IL, Macoupin County, IL, Madison County, IL, Mason County, IL, McDonough County, IL, Menard County, IL, Mercer County, IL, Morgan County, IL, Peoria County, IL, Pike County, IL, Rock Island County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Stark County, IL, Warren County, IL, Adair County, MO, Audrain County, MO, Boone County, MO, Callaway County, MO, Chariton County, MO, City of Saint Louis, MO, Clark County, MO, Cole County, MO, Cooper County, MO, Franklin County, MO, Gasconade County, MO, Howard County, MO, Knox County, MO, Lewis County, MO, Lincoln County, MO, Linn 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, Osage County, MO, Pike County, MO, Putnam County, MO, Ralls County, MO, Randolph County, MO, Saint Charles County, MO, Saint Louis County, MO, Schuyler County, MO, Scotland County, MO, Shelby County, MO, Sullivan County, MO, Warren County, MO

The radar

The Quad Cities radar (KDVN), 177 km from the middle of the area, began a volume at 20:20 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 31, 8:36 AM CDTMesoscale DiscussionSPCAdams, Brown, Calhoun, Greene, Hancock, Jersey and 8 more84 min
Mar 31, 10:37 AM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 10 more53 min
Mar 31, 11:24 AM CDTMesoscale DiscussionSPCAdams, Brown, Bureau, Calhoun, Carroll, Cass and 27 more96 min
Mar 31, 11:46 AM CDTTornado Watch PDSSPCAdams, Brown, Bureau, Calhoun, Carroll, Cass and 36 more8 hr
Mar 31, 12:28 PM CDTTornado Watch PDSSPCAlexander, Bond, Clinton, Fayette, Franklin, Jackson and 14 more11 hr
Mar 31, 12:53 PM CDTMesoscale DiscussionSPCAlexander, Clinton, Franklin, Jackson, Jefferson, Johnson and 10 more97 min
Mar 31, 1:32 PM CDTMesoscale DiscussionSPCAdams, Brown, Fulton, Hancock, Knox, McDonough and 5 more118 min
Mar 31, 2:07 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 26 more83 min
Mar 31, 2:36 PM CDTTornado WatchSPCBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more7 hr
Mar 31, 3:50 PM CDTMesoscale DiscussionSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 21 more55 min
Mar 31, 5:18 PM CDTMesoscale DiscussionSPCAdams, Brown, Bureau, Calhoun, Carroll, Cass and 27 more117 min
Mar 31, 5:30 PM CDTMesoscale DiscussionSPCAdams, Brown, Bureau, Calhoun, Carroll, Cass and 27 more2 hr
Mar 31, 6:20 PM CDTMesoscale DiscussionSPCChampaign, Clark, Coles, Cook, Crawford, Cumberland and 21 more115 min
Mar 31, 6:59 PM CDTTornado WatchSPCChampaign, Christian, Clark, Clay, Coles, Crawford and 21 more7 hr
Mar 31, 12:51 PM CDTMesoscale DiscussionSPCAppanoose, Clarke, Decatur, Jasper, Lucas, Mahaska and 5 more84 min
Mar 31, 3:54 PM CDTMesoscale DiscussionSPCIowa, Johnson, Keokuk, Wapello, Washington36 min
Mar 31, 3:59 PM CDTMesoscale DiscussionSPCIowa, Johnson, Keokuk, Wapello, Washington31 min
Mar 31, 10:44 AM CDTMesoscale DiscussionSPCDunklin2 hr
Mar 31, 1:36 PM CDTMesoscale DiscussionSPCAdair, Carroll, Chariton, Cooper, Grundy, Howard and 12 more114 min
Mar 31, 3:42 PM CDTMesoscale DiscussionSPCDunklin, Pemiscot93 min

Nearby

Mesoscale Discussions in Iowa, 2023Mesoscale Discussions in Missouri, 2023Mesoscale Discussions in Illinois, 2023Every mesoscale discussion in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.