Alert archive / Illinois / Mesoscale Discussions in 2014

Mesoscale Discussion 1226

June 30, 201419 counties in Illinois; 11 counties in Iowa; Clark County, Missouri

The Storm Prediction Center issued this mesoscale discussion at Jun 30, 2014, 7:26 PM CDT for 19 counties in Illinois; 11 counties in Iowa; Clark County, Missouri. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jun 30, 2014, 7:26 PM CDT (00:26 UTC)
Expired
Jun 30, 2014, 9:30 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
Chance of a watch
60%
All 31 counties

Davis County, IA, Des Moines County, IA, Henry County, IA, Jefferson County, IA, Keokuk County, IA, Lee County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bureau County, IL, Fulton County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Knox County, IL, Logan County, IL, Marshall County, IL, Mason County, IL, McDonough County, IL, Mercer County, IL, Peoria County, IL, Putnam County, IL, Rock Island County, IL, Schuyler County, IL, Stark County, IL, Tazewell County, IL, Warren County, IL, Woodford County, IL, Clark County, MO

The radar

The Quad Cities radar (KDVN), 94 km from the middle of the area, began a volume at 00:27 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 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
Jun 30, 7:47 PM CDTMesoscale DiscussionSPCKankakee88 min
Jun 30, 7:48 PM CDTMesoscale DiscussionSPCHancock57 min
Jun 30, 8:44 PM CDTMesoscale DiscussionSPCBureau, Cook, DeKalb, DuPage, Grundy, Iroquois and 12 more31 min
Jun 30, 9:01 PM CDTSevere Thunderstorm WatchSPCCass, Champaign, Cook, DeWitt, Douglas, DuPage and 31 more6 hr
Jun 30, 9:47 PM CDTMesoscale DiscussionSPCDuPage, Ford, Grundy, Iroquois, Kankakee, Kendall and 9 more88 min
Jun 30, 10:11 PM CDTMesoscale DiscussionSPCChampaign, Douglas, Edgar, Moultrie, Piatt, Vermilion2 hr
Jun 30, 10:14 PM CDTMesoscale DiscussionSPCAdams61 min
Jun 30, 10:22 PM CDTMesoscale DiscussionSPCKankakee, Will53 min
Jun 30, 11:31 PM CDTMesoscale DiscussionSPCChampaign, DeWitt, Logan, Macon, Menard, Piatt and 2 more89 min
Jul 1, 1:31 PM CDTMesoscale DiscussionSPCAlexander, Franklin, Jackson, Johnson, Massac, Perry and 5 more59 min
Jul 1, 2:07 PM CDTSevere Thunderstorm WatchSPCAlexander, Clinton, Edwards, Franklin, Gallatin, Hamilton and 19 more7 hr
Jul 1, 6:13 PM CDTMesoscale DiscussionSPCMassac92 min

Nearby

Mesoscale Discussions in Illinois, 2014Mesoscale Discussions in Iowa, 2014Mesoscale Discussions in Missouri, 2014Every mesoscale discussion in 2014

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.