Alert archive / Missouri / Mesoscale Discussions in 2016

Mesoscale Discussion 1184

July 7, 20164 states

The Storm Prediction Center issued this mesoscale discussion at Jul 7, 2016, 5:26 AM CDT for 4 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jul 7, 2016, 5:26 AM CDT (10:26 UTC)
Expired
Jul 7, 2016, 7:30 AM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 109 counties

Appanoose County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Lucas County, IA, Monroe County, IA, Wapello County, IA, Wayne County, IA, Adams County, IL, Alexander County, IL, Calhoun County, IL, Franklin County, IL, Greene County, IL, Jackson County, IL, Jersey County, IL, Madison County, IL, Monroe County, IL, Perry County, IL, Pike County, IL, Randolph County, IL, Saint Clair County, IL, Union County, IL, Washington County, IL, Williamson County, IL, Franklin County, KS, Johnson County, KS, Linn County, KS, Miami County, KS, Osage County, KS, Adair County, MO, Audrain 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, City of Saint Louis, MO, Cole County, MO, Cooper County, MO, Crawford County, MO, Dallas County, MO, Dent County, MO, Franklin County, MO, Gasconade County, MO, Grundy County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Iron County, MO, Jackson County, MO, Jefferson County, MO, Johnson County, MO, Knox County, MO, Laclede County, MO, Lafayette County, MO, Lewis County, MO, Lincoln County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Madison County, MO, Maries County, MO, Marion County, MO, Mercer County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Osage County, MO, Perry County, MO, Pettis County, MO, Phelps County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Putnam County, MO, Ralls County, MO, Randolph County, MO, Ray County, MO, Reynolds 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, Sullivan County, MO, Texas County, MO, Vernon County, MO, Warren County, MO, Washington County, MO, Wayne County, MO, Webster County, MO, Wright County, MO

The radar

The Pleasant Hill radar (KEAX), 152 km from the middle of the area, began a volume at 10:29 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, 10.4 hours before the alert went out and 260 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 2016-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4161 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 2016-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 square meters per square second.193958Sfc1 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
4161 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
937 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.1

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 7, 6:01 AM CDTSevere Thunderstorm WatchSPCAdams, Bond, Brown, Calhoun, Clinton, Fayette and 15 more6 hr
Jul 7, 8:10 AM CDTMesoscale DiscussionSPCAdams, Alexander, Bond, Brown, Calhoun, Cass and 32 more95 min
Jul 7, 12:16 PM CDTMesoscale DiscussionSPCEdwards, Gallatin, Hardin, Johnson, Lawrence, Massac and 5 more59 min
Jul 7, 12:39 PM CDTSevere Thunderstorm WatchSPCEdwards, Gallatin, Hamilton, Hardin, Johnson, Massac and 5 more4 hr
Jul 6, 7:38 PM CDTSevere Thunderstorm WatchSPCBuena Vista, Cherokee, Clay, Dickinson, Harrison, Ida and 7 more6 hr
Jul 7, 12:30 AM CDTMesoscale DiscussionSPCAudubon, Benton, Black Hawk, Boone, Bremer, Buchanan and 51 more90 min
Jul 7, 12:47 AM CDTSevere Thunderstorm WatchSPCAdair, Audubon, Black Hawk, Boone, Bremer, Butler and 37 more4 hr
Jul 7, 1:22 AM CDTMesoscale DiscussionSPCDecatur, Fremont, Page, Ringgold, Taylor, Wayne83 min
Jul 7, 1:37 AM CDTSevere Thunderstorm WatchSPCAdams, Appanoose, Clarke, Davis, Decatur, Fremont and 11 more6 hr
Jul 7, 3:52 AM CDTMesoscale DiscussionSPCAllamakee, Black Hawk, Bremer, Buchanan, Chickasaw, Fayette and 8 more83 min
Jul 7, 4:27 AM CDTMesoscale DiscussionSPCAdams, Appanoose, Clarke, Davis, Decatur, Lucas and 6 more93 min
Jul 7, 1:50 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 41 more115 min
Jul 7, 3:54 PM CDTSevere Thunderstorm WatchSPCAdair, Adams, Audubon, Boone, Buena Vista, Calhoun and 37 more5 hr
Jul 7, 6:30 PM CDTMesoscale DiscussionSPCAdair, Adams, Audubon, Black Hawk, Boone, Bremer and 39 more2 hr
Jul 6, 9:28 PM CDTMesoscale DiscussionSPCNorton2 hr
Jul 6, 9:47 PM CDTSevere Thunderstorm WatchSPCJewell, Mitchell, Osborne, Phillips, Rooks, Smith5 hr
Jul 7, 2:31 AM CDTMesoscale DiscussionSPCJewell, Mitchell, Norton, Phillips, Republic, Smith89 min
Jul 7, 2:40 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Norton, Rawlins2 hr
Jul 7, 5:14 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Graham, Norton, Phillips, Rawlins and 1 more3 hr

Nearby

Mesoscale Discussions in Missouri, 2016Mesoscale Discussions in Illinois, 2016Mesoscale Discussions in Iowa, 2016Every mesoscale discussion in 2016

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.