Alert archive / Wisconsin / Mesoscale Discussions in 2005

Mesoscale Discussion 2396

November 8, 20056 states

The Storm Prediction Center issued this mesoscale discussion at Nov 8, 2005, 9:25 PM CST for 6 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Nov 8, 2005, 9:25 PM CST (03:25 UTC)
Expired: Nov 8, 2005, 11:30 PM CST
In force: 2 hr
Issued by: the Storm Prediction Center

All 69 counties

Dubuque County, IA, Jackson County, IA, Boone County, IL, Carroll County, IL, Cook County, IL, DeKalb County, IL, DuPage County, IL, Jo Daviess County, IL, Kane County, IL, Kendall County, IL, Lake County, IL, Lee County, IL, McHenry County, IL, Ogle County, IL, Stephenson County, IL, Winnebago County, IL, Allen County, IN, DeKalb County, IN, Elkhart County, IN, Kosciusko County, IN, LaGrange County, IN, Lake County, IN, LaPorte County, IN, Marshall County, IN, Noble County, IN, Porter County, IN, Saint Joseph County, IN, Starke County, IN, Steuben County, IN, Whitley County, IN, Allegan County, MI, Barry County, MI, Berrien County, MI, Branch County, MI, Calhoun County, MI, Cass County, MI, Eaton County, MI, Hillsdale County, MI, Ingham County, MI, Jackson County, MI, Kalamazoo County, MI, Saint Joseph County, MI, Van Buren County, MI, Allen County, OH, Defiance County, OH, Fulton County, OH, Paulding County, OH, Putnam County, OH, Van Wert County, OH, Williams County, OH, Columbia County, WI, Crawford County, WI, Dane County, WI, Dodge County, WI, Grant County, WI, Green County, WI, Iowa County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Milwaukee County, WI, Racine County, WI, Richland County, WI, Rock County, WI, Sauk County, WI, Vernon County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Chicago radar (KLOT), 74 km from the middle of the area, began a volume at 03:27 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 nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 3.4 hours before the alert went out and 201 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: 44 J/kg
Mixed-layer CIN: -355 J/kg
Mixed-layer LCL: 780 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 261 m²/s²
0-3 km storm-relative helicity: 451 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

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
Nov 8, 6:10 PM CST	Tornado Watch	SPC	Bureau, Ford, Grundy, Henry, Iroquois, Kankakee and 10 more	7 hr
Nov 8, 6:35 PM CST	Severe Thunderstorm Watch	SPC	Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 8 more	8 hr
Nov 8, 9:08 PM CST	Mesoscale Discussion	SPC	Bureau, Ford, Grundy, Henry, Iroquois, Kankakee and 9 more	97 min
Nov 8, 11:29 PM CST	Mesoscale Discussion	SPC	Steuben	91 min
Nov 9, 2:31 PM CST	Mesoscale Discussion	SPC	Switzerland	119 min
Nov 8, 7:44 PM CST	Mesoscale Discussion	SPC	Lapeer, Lenawee, Livingston, Macomb, Monroe, Oakland and 3 more	91 min
Nov 8, 9:15 PM CST	Severe Thunderstorm Watch	SPC	Genesee, Ingham, Jackson, Lenawee, Livingston, Macomb and 6 more	7 hr
Nov 9, 1:38 AM CST	Mesoscale Discussion	SPC	Alcona, Alpena, Antrim, Arenac, Barry, Bay and 38 more	97 min
Nov 9, 9:49 AM CST	Mesoscale Discussion	SPC	Ashland, Ashtabula, Carroll, Columbiana, Cuyahoga, Geauga and 10 more	116 min
Nov 9, 10:35 AM CST	Severe Thunderstorm Watch	SPC	Ashtabula, Mahoning, Portage, Trumbull	7 hr
Nov 9, 3:35 PM CST	Tornado Watch	SPC	Belmont, Carroll, Columbiana, Guernsey, Harrison, Jefferson and 10 more	4 hr

Nearby

Mesoscale Discussions in Wisconsin, 2005 Mesoscale Discussions in Illinois, 2005 Mesoscale Discussions in Indiana, 2005 Every mesoscale discussion in 2005

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.