Alert archive / Ohio / Mesoscale Discussions in 2008

Mesoscale Discussion 1401

June 15, 200814 counties in Illinois; 62 counties in Indiana; 63 counties in Ohio

The Storm Prediction Center issued this mesoscale discussion at Jun 15, 2008, 5:00 PM CDT for 14 counties in Illinois; 62 counties in Indiana; 63 counties in Ohio. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued: Jun 15, 2008, 5:00 PM CDT (22:00 UTC)
Expired: Jun 15, 2008, 6:30 PM CDT
In force: 90 min
Issued by: the Storm Prediction Center

All 139 counties

Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Edwards County, IL, Effingham County, IL, Jasper County, IL, Lawrence County, IL, Marion County, IL, Richland County, IL, Wabash County, IL, Adams County, IN, Allen County, IN, Bartholomew County, IN, Blackford County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Cass County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, DeKalb County, IN, Delaware County, IN, Fayette County, IN, Fountain County, IN, Franklin County, IN, Fulton County, IN, Grant County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jackson County, IN, Jay County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Kosciusko County, IN, LaGrange County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Miami County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Noble County, IN, Owen County, IN, Parke County, IN, Putnam County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Shelby County, IN, Steuben County, IN, Sullivan County, IN, Tippecanoe County, IN, Tipton County, IN, Union County, IN, Vermillion County, IN, Vigo County, IN, Wabash County, IN, Warren County, IN, Wayne County, IN, Wells County, IN, Whitley County, IN, Allen County, OH, Ashland County, OH, Ashtabula County, OH, Auglaize County, OH, Butler County, OH, Carroll County, OH, Champaign County, OH, Clark County, OH, Clinton County, OH, Coshocton County, OH, Crawford County, OH, Cuyahoga County, OH, Darke County, OH, Defiance County, OH, Delaware County, OH, Erie County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Fulton County, OH, Geauga County, OH, Greene County, OH, Hamilton County, OH, Hancock County, OH, Hardin County, OH, Henry County, OH, Holmes County, OH, Huron County, OH, Knox County, OH, Lake County, OH, Licking County, OH, Logan County, OH, Lorain County, OH, Lucas County, OH, Madison County, OH, Mahoning County, OH, Marion County, OH, Medina County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Morrow County, OH, Ottawa County, OH, Paulding County, OH, Pickaway County, OH, Portage County, OH, Preble County, OH, Putnam County, OH, Richland County, OH, Sandusky County, OH, Seneca County, OH, Shelby County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Tuscarawas County, OH, Union County, OH, Van Wert County, OH, Warren County, OH, Wayne County, OH, Williams County, OH, Wood County, OH, Wyandot County, OH

The radar

The Northern Indiana radar (KIWX), 117 km from the middle of the area, began a volume at 22:03 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 nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.0 hours before the alert went out and 159 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: 12 J/kg
Mixed-layer CIN: -184 J/kg
Mixed-layer LCL: 1708 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 47 m²/s²
0-3 km storm-relative helicity: 73 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.

Issued	Product	Office	Counties	Lasted
Jun 15, 2:01 AM CDT	Severe Thunderstorm Watch	SPC	Jo Daviess, Rock Island	5 hr
Jun 15, 3:35 AM CDT	Mesoscale Discussion	SPC	Carroll, Jo Daviess	55 min
Jun 15, 5:10 AM CDT	Severe Thunderstorm Watch	SPC	Boone, Bureau, Carroll, Champaign, Coles, Cook and 39 more	5 hr
Jun 15, 11:17 AM CDT	Mesoscale Discussion	SPC	Adams, Hancock, Pike	88 min
Jun 15, 11:42 AM CDT	Severe Thunderstorm Watch	SPC	Adams, Bond, Brown, Bureau, Calhoun, Cass and 67 more	7 hr
Jun 15, 1:08 PM CDT	Mesoscale Discussion	SPC	Boone, Carroll, DeKalb, DuPage, Jo Daviess, Kane and 5 more	97 min
Jun 15, 6:57 AM CDT	Mesoscale Discussion	SPC	Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 22 more	33 min
Jun 15, 7:18 AM CDT	Severe Thunderstorm Watch	SPC	Adams, Allen, Blackford, Carroll, Cass, Clinton and 27 more	4 hr
Jun 15, 3:21 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Allen, Bartholomew, Blackford, Boone, Carroll and 56 more	7 hr

Nearby

Mesoscale Discussions in Ohio, 2008 Mesoscale Discussions in Indiana, 2008 Mesoscale Discussions in Illinois, 2008 Every mesoscale discussion in 2008

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.