Alert archive / Wisconsin / Mesoscale Discussions in 2016
Mesoscale Discussion 1790
The Storm Prediction Center issued this mesoscale discussion at Oct 17, 2016, 2:58 PM CDT for Menominee County, Michigan; 13 counties in Minnesota; 26 counties in Wisconsin. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Oct 17, 2016, 2:58 PM CDT (19:58 UTC)
- Expired
- Oct 17, 2016, 5:00 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 60%
All 40 counties
Menominee County, MI, Carver County, MN, Dakota County, MN, Dodge County, MN, Goodhue County, MN, Hennepin County, MN, Le Sueur County, MN, Olmsted County, MN, Ramsey County, MN, Rice County, MN, Scott County, MN, Steele County, MN, Wabasha County, MN, Washington County, MN, Barron County, WI, Buffalo County, WI, Chippewa County, WI, Clark County, WI, Dunn County, WI, Eau Claire County, WI, Florence County, WI, Forest County, WI, Jackson County, WI, Langlade County, WI, Lincoln County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Oconto County, WI, Oneida County, WI, Pepin County, WI, Pierce County, WI, Portage County, WI, Price County, WI, Rusk County, WI, Saint Croix County, WI, Shawano County, WI, Taylor County, WI, Trempealeau County, WI, Wood County, WI
The radar
The La Crosse radar (KARX), 127 km from the middle of the area, began a volume at 20:00 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.0 hours before the alert went out and 220 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
- 1076 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 517 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 314 m²/s²
- 0-3 km storm-relative helicity
- 307 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.2
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 17, 3:54 AM CDT | Mesoscale Discussion | SPC | Alger, Baraga, Charlevoix, Cheboygan, Chippewa, Delta and 9 more | 4 hr |
Nearby
Mesoscale Discussions in Wisconsin, 2016Mesoscale Discussions in Minnesota, 2016Mesoscale Discussions in Michigan, 2016Every mesoscale discussion in 2016
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.