Alert archive / Wisconsin / Mesoscale Discussions in 2008
Mesoscale Discussion 1985
The Storm Prediction Center issued this mesoscale discussion at Aug 1, 2008, 4:48 PM EDT for 9 counties in Michigan; 21 counties in Wisconsin. It was in force for 87 min.
The area
The outline as issued.
The facts
- Issued
- Aug 1, 2008, 4:48 PM EDT (20:48 UTC)
- Expired
- Aug 1, 2008, 6:15 PM EDT
- In force
- 87 min
- Issued by
- the Storm Prediction Center
All 30 counties
Alger County, MI, Charlevoix County, MI, Delta County, MI, Dickinson County, MI, Iron County, MI, Leelanau County, MI, Marquette County, MI, Menominee County, MI, Schoolcraft County, MI, Brown County, WI, Calumet County, WI, Door County, WI, Florence County, WI, Fond du Lac County, WI, Forest County, WI, Green Lake County, WI, Kewaunee County, WI, Langlade County, WI, Manitowoc County, WI, Marinette County, WI, Marquette County, WI, Menominee County, WI, Oconto County, WI, Outagamie County, WI, Portage County, WI, Shawano County, WI, Sheboygan County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI
The radar
The Green Bay radar (KGRB), 103 km from the middle of the area, began a volume at 20:50 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, 8.8 hours before the alert went out and 105 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
- 1166 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 26 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 1, 1:29 PM EDT | Mesoscale Discussion | SPC | Alcona, Allegan, Alpena, Antrim, Arenac, Barry and 56 more | 61 min |
| Aug 1, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | Alger, Delta, Dickinson, Iron, Marquette, Menominee and 1 more | 5 hr |
| Aug 1, 2:37 PM EDT | Severe Thunderstorm Watch | SPC | Allegan, Arenac, Barry, Bay, Benzie, Calhoun and 42 more | 4 hr |
| Aug 1, 3:12 PM EDT | Severe Thunderstorm Watch | SPC | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 6 hr |
| Aug 1, 6:44 PM EDT | Mesoscale Discussion | SPC | Berrien, Branch, Cass, Hillsdale, Lenawee, Saint Joseph | 91 min |
Nearby
Mesoscale Discussions in Wisconsin, 2008Mesoscale Discussions in Michigan, 2008Every mesoscale discussion in 2008
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.