Alert archive / Minnesota / Mesoscale Discussions in 2004
Mesoscale Discussion 1200
The Storm Prediction Center issued this mesoscale discussion at Jun 11, 2004, 7:57 PM CDT for 32 counties in Iowa; 47 counties in Minnesota; 24 counties in Wisconsin. It was in force for 93 min.
The area
The outline as issued.
The facts
- Issued
- Jun 11, 2004, 7:57 PM CDT (00:57 UTC)
- Expired
- Jun 11, 2004, 9:30 PM CDT
- In force
- 93 min
- Issued by
- the Storm Prediction Center
All 103 counties
Allamakee County, IA, Black Hawk County, IA, Bremer County, IA, Buchanan County, IA, Butler County, IA, Calhoun County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Clay County, IA, Clayton County, IA, Delaware County, IA, Dickinson County, IA, Dubuque County, IA, Emmet County, IA, Fayette County, IA, Floyd County, IA, Franklin County, IA, Grundy County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Howard County, IA, Humboldt County, IA, Kossuth County, IA, Mitchell County, IA, Palo Alto County, IA, Pocahontas County, IA, Webster County, IA, Winnebago County, IA, Winneshiek County, IA, Worth County, IA, Wright County, IA, Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Cottonwood County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Fillmore County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Houston County, MN, Isanti County, MN, Jackson County, MN, Kandiyohi County, MN, Le Sueur County, MN, Lyon County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mower County, MN, Nicollet County, MN, Olmsted County, MN, Pope County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Stevens County, MN, Swift County, MN, Traverse County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Winona County, MN, Wright County, MN, Yellow Medicine County, MN, Adams County, WI, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Clark County, WI, Crawford County, WI, Dunn County, WI, Eau Claire County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Price County, WI, Richland County, WI, Rusk County, WI, Saint Croix County, WI, Sauk County, WI, Taylor County, WI, Trempealeau County, WI, Vernon County, WI, Wood County, WI
The radar
The Minneapolis radar (KMPX), 114 km from the middle of the area, began a volume at 00:59 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
Minneapolis, MN (KMPX), launched 00:00Z, 1.0 hours before the alert went out and 116 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.
- Mixed-layer CAPE
- 53 J/kg
- Mixed-layer CIN
- -210 J/kg
- Mixed-layer LCL
- 1051 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 82 m²/s²
- 0-3 km storm-relative helicity
- 216 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 9:35 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Benton, Black Hawk, Bremer, Buchanan, Butler and 44 more | 4 hr |
| Jun 12, 11:45 AM CDT | Tornado Watch | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 31 more | 7 hr |
| Jun 12, 12:43 PM CDT | Mesoscale Discussion | SPC | Audubon, Cass, Crawford, Fremont, Harrison, Mills and 4 more | 92 min |
| Jun 12, 3:45 PM CDT | Severe Thunderstorm Watch | SPC | Appanoose, Benton, Boone, Cedar, Clarke, Clinton and 33 more | 5 hr |
| Jun 12, 5:00 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Boone, Buena Vista, Calhoun and 29 more | 90 min |
| Jun 11, 9:29 PM CDT | Mesoscale Discussion | SPC | Clay, Norman, Otter Tail, Wilkin | 91 min |
| Jun 12, 5:35 PM CDT | Mesoscale Discussion | SPC | Big Stone, Traverse | 2 hr |
| Jun 11, 10:04 PM CDT | Mesoscale Discussion | SPC | Dane, Grant, Green, Iowa, Jefferson, Lafayette and 2 more | 56 min |
| Jun 12, 1:48 AM CDT | Mesoscale Discussion | SPC | Green, Kenosha, Racine, Rock, Walworth | 87 min |
Nearby
Mesoscale Discussions in Minnesota, 2004Mesoscale Discussions in Iowa, 2004Mesoscale Discussions in Wisconsin, 2004Every mesoscale discussion in 2004
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.