Alert archive / Wisconsin / Mesoscale Discussions in 2007
Mesoscale Discussion 2115
The Storm Prediction Center issued this mesoscale discussion at Oct 18, 2007, 5:49 PM CDT for Menominee County, Michigan; 34 counties in Wisconsin. It was in force for 86 min.
The area
The outline as issued.
The facts
- Issued
- Oct 18, 2007, 5:49 PM CDT (22:49 UTC)
- Expired
- Oct 18, 2007, 7:15 PM CDT
- In force
- 86 min
- Issued by
- the Storm Prediction Center
All 35 counties
Menominee County, MI, Brown County, WI, Calumet County, WI, Dodge County, WI, Douglas County, WI, Florence County, WI, Fond du Lac County, WI, Forest County, WI, Iron County, WI, Jefferson County, WI, Kewaunee County, WI, Langlade County, WI, Lincoln County, WI, Manitowoc County, WI, Marathon County, WI, Marinette County, WI, Menominee County, WI, Milwaukee County, WI, Oconto County, WI, Oneida County, WI, Outagamie County, WI, Ozaukee County, WI, Price County, WI, Racine County, WI, Rock County, WI, Sawyer County, WI, Shawano County, WI, Sheboygan County, WI, Vilas County, WI, Walworth County, WI, Washburn County, WI, Washington County, WI, Waukesha County, WI, Waupaca County, WI, Winnebago County, WI
The radar
The Green Bay radar (KGRB), 97 km from the middle of the area, began a volume at 22:52 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, 10.8 hours before the alert went out and 97 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 640 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 445 m²/s²
- 0-3 km storm-relative helicity
- 558 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 |
|---|---|---|---|---|
| Oct 18, 1:44 PM CDT | Mesoscale Discussion | SPC | Berrien | 2 hr |
| Oct 18, 1:59 PM CDT | Mesoscale Discussion | SPC | Allegan, Antrim, Barry, Bay, Benzie, Berrien and 34 more | 61 min |
| Oct 18, 2:31 PM CDT | Tornado Watch | SPC | Dickinson, Gogebic, Iron, Menominee | 4 hr |
| Oct 18, 3:23 PM CDT | Tornado Watch | SPC | Alcona, Allegan, Alpena, Antrim, Arenac, Barry and 53 more | 8 hr |
| Oct 18, 6:34 PM CDT | Mesoscale Discussion | SPC | Alcona, Allegan, Alpena, Antrim, Arenac, Barry and 52 more | 116 min |
| Oct 18, 11:36 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Dane, Dodge and 28 more | 2 hr |
Nearby
Mesoscale Discussions in Wisconsin, 2007Mesoscale Discussions in Michigan, 2007Every mesoscale discussion in 2007
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.