Alert archive / Wisconsin / Mesoscale Discussions in 2006
Mesoscale Discussion 1880
The Storm Prediction Center issued this mesoscale discussion at Aug 25, 2006, 5:05 AM CDT for 4 states. It was in force for 55 min.
The area
The outline as issued.
The facts
- Issued
- Aug 25, 2006, 5:05 AM CDT (10:05 UTC)
- Expired
- Aug 25, 2006, 6:00 AM CDT
- In force
- 55 min
- Issued by
- the Storm Prediction Center
All 39 counties
Allamakee County, IA, Benton County, IA, Buchanan County, IA, Clayton County, IA, Delaware County, IA, Dubuque County, IA, Fayette County, IA, Jackson County, IA, Jones County, IA, Linn County, IA, Winneshiek County, IA, Boone County, IL, Carroll County, IL, Jo Daviess County, IL, Ogle County, IL, Stephenson County, IL, Winnebago County, IL, Houston County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Columbia County, WI, Crawford County, WI, Dane County, WI, Grant County, WI, Green County, WI, Iowa County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Lafayette County, WI, Marquette County, WI, Monroe County, WI, Richland County, WI, Rock County, WI, Sauk County, WI, Trempealeau County, WI, Vernon County, WI, Wood County, WI
The radar
The La Crosse radar (KARX), 95 km from the middle of the area, began a volume at 10:06 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, 10.1 hours before the alert went out and 181 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
- 228 J/kg
- Mixed-layer CIN
- -313 J/kg
- Mixed-layer LCL
- 1898 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Aug 24, 11:24 PM CDT | Mesoscale Discussion | SPC | Jo Daviess, Stephenson, Winnebago | 96 min |
| Aug 25, 11:35 AM CDT | Mesoscale Discussion | SPC | Boone, Cook, DuPage, Kane, Lake, McHenry and 1 more | 115 min |
| Aug 25, 1:42 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 14 more | 2 hr |
| Aug 25, 6:38 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 9 more | 2 hr |
| Aug 24, 9:08 PM CDT | Mesoscale Discussion | SPC | Allamakee, Buena Vista, Cerro Gordo, Cherokee, Chickasaw, Clay and 20 more | 97 min |
| Aug 24, 11:52 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 6 hr |
| Aug 25, 2:27 AM CDT | Mesoscale Discussion | SPC | Allamakee, Chickasaw, Clayton, Dubuque, Fayette, Floyd and 3 more | 2 hr |
| Aug 24, 9:32 PM CDT | Mesoscale Discussion | SPC | Adams, Calumet, Clark, Columbia, Crawford, Dane and 24 more | 88 min |
Nearby
Mesoscale Discussions in Wisconsin, 2006Mesoscale Discussions in Iowa, 2006Mesoscale Discussions in Illinois, 2006Every 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.