Alert archive / Illinois / Mesoscale Discussions in 2006

Mesoscale Discussion 2184

November 10, 20064 states

The Storm Prediction Center issued this mesoscale discussion at Nov 10, 2006, 9:34 AM CST for 4 states. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued
Nov 10, 2006, 9:34 AM CST (15:34 UTC)
Expired
Nov 10, 2006, 11:30 AM CST
In force
116 min
Issued by
the Storm Prediction Center
All 57 counties

Cedar County, IA, Clayton County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Jackson County, IA, Johnson County, IA, Jones County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Adams County, IL, Brown County, IL, Bureau County, IL, Carroll County, IL, Cass County, IL, Fulton County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, Knox County, IL, Lee County, IL, Marshall County, IL, Mason County, IL, McDonough County, IL, Mercer County, IL, Morgan County, IL, Ogle County, IL, Peoria County, IL, Pike County, IL, Putnam County, IL, Rock Island County, IL, Schuyler County, IL, Scott County, IL, Stark County, IL, Stephenson County, IL, Tazewell County, IL, Warren County, IL, Whiteside County, IL, Winnebago County, IL, Clark County, MO, Lewis County, MO, Marion County, MO, Pike County, MO, Ralls County, MO, Dane County, WI, Grant County, WI, Green County, WI, Iowa County, WI, Lafayette County, WI, Rock County, WI, Sauk County, WI

The radar

The Quad Cities radar (KDVN), 41 km from the middle of the area, began a volume at 15:33 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

Green Bay/Straub, WI (KGRB), launched 12:00Z, 3.6 hours before the alert went out and 416 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, Green Bay/Straub, WI at 12:00Z on 2006-11-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Green Bay/Straub, WI at 12:00Z on 2006-11-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
659 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
222 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.

IssuedProductOfficeCountiesLasted
Nov 10, 12:17 PM CSTMesoscale DiscussionSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 13 more58 min
Nov 10, 12:47 PM CSTSevere Thunderstorm WatchSPCAdams, Brown, Bureau, Calhoun, Cass, Fulton and 20 more5 hr
Nov 10, 3:15 PM CSTMesoscale DiscussionSPCBond, Champaign, Christian, DeWitt, Ford, Greene and 23 more60 min
Nov 10, 5:29 PM CSTMesoscale DiscussionSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 10 more91 min
Nov 9, 11:47 PM CSTMesoscale DiscussionSPCClay, Dickinson, Emmet, Lyon, O'Brien, Osceola and 2 more6 hr
Nov 10, 7:03 AM CSTMesoscale DiscussionSPCCerro Gordo, Hancock, Humboldt, Kossuth, Mitchell, Palo Alto and 4 more4 hr
Nov 10, 12:03 PM CSTMesoscale DiscussionSPCAllamakee, Winneshiek4 hr
Nov 10, 1:56 PM CSTMesoscale DiscussionSPCCarter, Dent, Douglas, Howell, Oregon, Ozark and 5 more94 min
Nov 10, 2:44 PM CSTTornado WatchSPCBollinger, Butler, Carter, Crawford, Dent, Douglas and 16 more7 hr
Nov 10, 5:57 PM CSTTornado WatchSPCDunklin, Pemiscot5 hr

Nearby

Mesoscale Discussions in Illinois, 2006Mesoscale Discussions in Iowa, 2006Mesoscale Discussions in Wisconsin, 2006Every mesoscale discussion in 2006

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.