Alert archive / Wisconsin / Mesoscale Discussions in 2005

Mesoscale Discussion 2410

November 12, 20054 counties in Iowa; 10 counties in Minnesota; 17 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Nov 12, 2005, 8:08 PM CST for 4 counties in Iowa; 10 counties in Minnesota; 17 counties in Wisconsin. It was in force for 67 min.

The area

The outline as issued.

The facts

Issued
Nov 12, 2005, 8:08 PM CST (02:08 UTC)
Expired
Nov 12, 2005, 9:15 PM CST
In force
67 min
Issued by
the Storm Prediction Center
All 31 counties

Allamakee County, IA, Fayette County, IA, Howard County, IA, Winneshiek County, IA, Anoka County, MN, Dakota County, MN, Fillmore County, MN, Goodhue County, MN, Houston County, MN, Olmsted County, MN, Ramsey County, MN, Wabasha County, MN, Washington County, MN, Winona County, MN, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Crawford County, WI, Dunn County, WI, Eau Claire County, WI, Jackson County, WI, La Crosse County, WI, Monroe County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Richland County, WI, Rusk County, WI, Saint Croix County, WI, Trempealeau County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 40 km from the middle of the area, began a volume at 02:10 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, 2.1 hours before the alert went out and 286 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, Davenport, at 00:00Z on 2005-11-13Temperature 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, Davenport, at 00:00Z on 2005-11-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 635 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
842 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
635 m²/s²
0-3 km storm-relative helicity
616 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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Nearby

Mesoscale Discussions in Wisconsin, 2005Mesoscale Discussions in Minnesota, 2005Mesoscale Discussions in Iowa, 2005Every 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.