Alert archive / Minnesota / Mesoscale Discussions in 2006

Mesoscale Discussion 1213

June 16, 200611 counties in Iowa; 16 counties in Minnesota; 16 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2006, 10:15 PM CDT for 11 counties in Iowa; 16 counties in Minnesota; 16 counties in Wisconsin. It was in force for 60 min.

The area

The outline as issued.

The facts

Issued: Jun 16, 2006, 10:15 PM CDT (03:15 UTC)
Expired: Jun 16, 2006, 11:15 PM CDT
In force: 60 min
Issued by: the Storm Prediction Center

All 43 counties

Allamakee County, IA, Bremer County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Floyd County, IA, Hancock County, IA, Howard County, IA, Mitchell County, IA, Winnebago County, IA, Winneshiek County, IA, Worth County, IA, Blue Earth County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Fillmore County, MN, Freeborn County, MN, Goodhue County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Rice County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Winona County, MN, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Jackson County, WI, La Crosse County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI, Sawyer County, WI, Trempealeau County, WI, Vernon County, WI, Washburn County, WI

The radar

The La Crosse radar (KARX), 95 km from the middle of the area, began a volume at 03:17 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 00:00Z, 3.3 hours before the alert went out and 128 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: 576 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 946 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 79 m²/s²
Significant tornado parameter: 0.2
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
Jun 16, 7:41 PM CDT	Mesoscale Discussion	SPC	Emmet, Kossuth, Palo Alto, Winnebago	94 min
Jun 17, 5:55 PM CDT	Severe Thunderstorm Watch	SPC	Fremont, Page	5 hr
Jun 17, 11:54 AM CDT	Mesoscale Discussion	SPC	Anoka, Chisago, Dakota, Goodhue, Hennepin, Isanti and 3 more	96 min
Jun 17, 12:21 PM CDT	Severe Thunderstorm Watch	SPC	Ashland, Barron, Bayfield, Burnett, Chippewa, Clark and 22 more	7 hr
Jun 17, 4:17 PM CDT	Mesoscale Discussion	SPC	Ashland, Barron, Bayfield, Burnett, Chippewa, Clark and 24 more	88 min
Jun 17, 6:36 PM CDT	Mesoscale Discussion	SPC	Ashland, Barron, Bayfield, Burnett, Chippewa, Clark and 20 more	24 min

Nearby

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