Alert archive / Minnesota / Mesoscale Discussions in 2003
Mesoscale Discussion 1600
The Storm Prediction Center issued this mesoscale discussion at Jul 4, 2003, 12:42 AM CDT for 30 counties in Iowa; 44 counties in Minnesota; 15 counties in Wisconsin. It was in force for 63 min.
The area
The outline as issued.
The facts
- Issued
- Jul 4, 2003, 12:42 AM CDT (05:42 UTC)
- Expired
- Jul 4, 2003, 1:45 AM CDT
- In force
- 63 min
- Issued by
- the Storm Prediction Center
All 89 counties
Allamakee County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Cerro Gordo County, IA, Chickasaw County, IA, Clayton County, IA, Emmet County, IA, Fayette County, IA, Floyd County, IA, Franklin County, IA, Greene 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, Story 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, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs 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, Swift County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Winona County, MN, Wright 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, Saint Croix County, WI, Trempealeau County, WI, Vernon County, WI
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, 5.7 hours before the alert went out and 104 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
- 151 J/kg
- Mixed-layer CIN
- -708 J/kg
- Mixed-layer LCL
- 1300 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- -47 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.5
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 |
|---|---|---|---|---|
| Jul 3, 8:11 PM CDT | Mesoscale Discussion | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 6 more | 94 min |
| Jul 3, 9:40 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Buena Vista, Calhoun, Carroll, Cherokee, Clay and 22 more | 6 hr |
| Jul 3, 11:23 PM CDT | Mesoscale Discussion | SPC | Allamakee, Boone, Bremer, Buena Vista, Butler, Calhoun and 36 more | 97 min |
| Jul 4, 1:15 AM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Benton, Black Hawk, Boone, Bremer, Buchanan and 34 more | 6 hr |
| Jul 4, 3:27 AM CDT | Mesoscale Discussion | SPC | Allamakee, Benton, Black Hawk, Bremer, Buchanan, Cedar and 14 more | 93 min |
| Jul 4, 12:48 PM CDT | Mesoscale Discussion | SPC | Des Moines, Henry | 117 min |
| Jul 3, 10:22 PM CDT | Mesoscale Discussion | SPC | Becker, Clay, Douglas, Grant, Hubbard, Otter Tail and 3 more | 23 min |
| Jul 3, 10:40 PM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Becker, Carlton, Cass, Clay, Crow Wing and 14 more | 5 hr |
| Jul 4, 12:25 AM CDT | Mesoscale Discussion | SPC | Traverse | 2 hr |
| Jul 4, 5:20 AM CDT | Severe Thunderstorm Watch | SPC | Brown, Calumet, Dodge, Fond du Lac, Green Lake, Jefferson and 14 more | 4 hr |
| Jul 4, 7:25 AM CDT | Mesoscale Discussion | SPC | Brown, Calumet, Fond du Lac, Kenosha, Kewaunee, Manitowoc and 7 more | 95 min |
| Jul 4, 7:50 AM CDT | Severe Thunderstorm Watch | SPC | Manitowoc | 3 hr |
Nearby
Mesoscale Discussions in Minnesota, 2003Mesoscale Discussions in Iowa, 2003Mesoscale Discussions in Wisconsin, 2003Every mesoscale discussion in 2003
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.