Alert archive / Michigan / Mesoscale Discussions in 2015
Mesoscale Discussion 788
The Storm Prediction Center issued this mesoscale discussion at May 26, 2015, 4:41 PM EDT for 4 states. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- May 26, 2015, 4:41 PM EDT (20:41 UTC)
- Expired
- May 26, 2015, 6:45 PM EDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 108 counties
Steuben County, IN, Boone County, KY, Bracken County, KY, Campbell County, KY, Kenton County, KY, Pendleton County, KY, Alcona County, MI, Alpena County, MI, Antrim County, MI, Arenac County, MI, Barry County, MI, Bay County, MI, Branch County, MI, Calhoun County, MI, Clare County, MI, Clinton County, MI, Crawford County, MI, Eaton County, MI, Genesee County, MI, Gladwin County, MI, Grand Traverse County, MI, Gratiot County, MI, Hillsdale County, MI, Huron County, MI, Ingham County, MI, Ionia County, MI, Iosco County, MI, Isabella County, MI, Jackson County, MI, Kalamazoo County, MI, Kalkaska County, MI, Kent County, MI, Lake County, MI, Lapeer County, MI, Lenawee County, MI, Livingston County, MI, Macomb County, MI, Mason County, MI, Mecosta County, MI, Midland County, MI, Missaukee County, MI, Monroe County, MI, Montcalm County, MI, Montmorency County, MI, Newaygo County, MI, Oakland County, MI, Ogemaw County, MI, Osceola County, MI, Oscoda County, MI, Otsego County, MI, Roscommon County, MI, Saginaw County, MI, Saint Clair County, MI, Sanilac County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI, Wayne County, MI, Wexford County, MI, Adams County, OH, Allen County, OH, Auglaize County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Crawford County, OH, Darke County, OH, Defiance County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Fulton County, OH, Greene County, OH, Hamilton County, OH, Hancock County, OH, Hardin County, OH, Henry County, OH, Highland County, OH, Hocking County, OH, Licking County, OH, Logan County, OH, Lucas County, OH, Madison County, OH, Marion County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Morrow County, OH, Ottawa County, OH, Pickaway County, OH, Pike County, OH, Preble County, OH, Putnam County, OH, Ross County, OH, Sandusky County, OH, Scioto County, OH, Seneca County, OH, Shelby County, OH, Union County, OH, Van Wert County, OH, Warren County, OH, Williams County, OH, Wood County, OH, Wyandot County, OH
The radar
The Detroit radar (KDTX), 110 km from the middle of the area, began a volume at 20:44 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
Detroit, MI (KDTX), launched 12:00Z, 8.7 hours before the alert went out and 113 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.
- Mixed-layer CAPE
- 9 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 847 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 1:24 PM EDT | Mesoscale Discussion | SPC | Adams, Allen, Bartholomew, Blackford, Boone, Brown and 63 more | 2 hr |
| May 26, 2:23 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Allen, Bartholomew, Blackford, Dearborn, Decatur and 31 more | 4 hr |
| May 26, 4:53 PM EDT | Mesoscale Discussion | SPC | Steuben | 2 hr |
| May 25, 9:52 PM EDT | Mesoscale Discussion | SPC | Ballard, Carlisle, Fulton, Hickman | 83 min |
| May 26, 12:22 PM EDT | Mesoscale Discussion | SPC | Alcona, Allegan, Antrim, Arenac, Benzie, Charlevoix and 33 more | 113 min |
| May 26, 3:01 PM EDT | Severe Thunderstorm Watch | SPC | Alcona, Allegan, Alpena, Antrim, Arenac, Barry and 53 more | 6 hr |
| May 26, 5:49 PM EDT | Severe Thunderstorm Watch | SPC | Ashland, Ashtabula, Crawford, Cuyahoga, Erie, Geauga and 22 more | 3 hr |
Nearby
Mesoscale Discussions in Michigan, 2015Mesoscale Discussions in Ohio, 2015Mesoscale Discussions in Kentucky, 2015Every mesoscale discussion in 2015
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.