Alert archive / Iowa / Mesoscale Discussions in 2006

Mesoscale Discussion 2183

November 10, 200610 counties in Iowa; 7 counties in Minnesota; 5 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Nov 10, 2006, 7:03 AM CST for 10 counties in Iowa; 7 counties in Minnesota; 5 counties in Wisconsin. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Nov 10, 2006, 7:03 AM CST (13:03 UTC)
Expired: Nov 10, 2006, 11:00 AM CST
In force: 4 hr
Issued by: the Storm Prediction Center

All 22 counties

Cerro Gordo County, IA, Hancock County, IA, Humboldt County, IA, Kossuth County, IA, Mitchell County, IA, Palo Alto County, IA, Pocahontas County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA, Dodge County, MN, Fillmore County, MN, Freeborn County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Buffalo County, WI, Eau Claire County, WI, Jackson County, WI, Pepin County, WI, Trempealeau County, WI

The radar

The La Crosse radar (KARX), 106 km from the middle of the area, began a volume at 13:04 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

Minneapolis, MN (KMPX), launched 12:00Z, 1.1 hours before the alert went out and 146 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1233 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: -171 m²/s²
0-3 km storm-relative helicity: 3 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
Nov 9, 11:47 PM CST	Mesoscale Discussion	SPC	Clay, Dickinson, Emmet, Lyon, O'Brien, Osceola and 2 more	6 hr
Nov 10, 9:34 AM CST	Mesoscale Discussion	SPC	Cedar, Clayton, Clinton, Delaware, Des Moines, Dubuque and 9 more	116 min
Nov 10, 12:03 PM CST	Mesoscale Discussion	SPC	Allamakee, Winneshiek	4 hr
Nov 10, 12:17 PM CST	Mesoscale Discussion	SPC	Davis, Des Moines, Henry, Jefferson, Lee, Louisa and 2 more	58 min
Nov 10, 12:47 PM CST	Severe Thunderstorm Watch	SPC	Des Moines, Henry, Jefferson, Lee, Louisa, Muscatine and 3 more	5 hr

Nearby

Mesoscale Discussions in Iowa, 2006 Mesoscale Discussions in Minnesota, 2006 Mesoscale Discussions in Wisconsin, 2006 Every 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.