Alert archive / Wisconsin / Mesoscale Discussions in 2008
Mesoscale Discussion 1263
The Storm Prediction Center issued this mesoscale discussion at Jun 7, 2008, 1:35 PM CDT for 22 counties in Wisconsin. It was in force for 85 min.
The area
The outline as issued.
The facts
- Issued
- Jun 7, 2008, 1:35 PM CDT (18:35 UTC)
- Expired
- Jun 7, 2008, 3:00 PM CDT
- In force
- 85 min
- Issued by
- the Storm Prediction Center
All 22 counties
Calumet County, WI, Columbia County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Grant County, WI, Green County, WI, Green Lake County, WI, Iowa County, WI, Jefferson County, WI, Lafayette County, WI, Marquette County, WI, Milwaukee County, WI, Ozaukee County, WI, Rock County, WI, Sauk County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI, Waushara County, WI, Winnebago County, WI
The radar
The Milwaukee radar (KMKX), 66 km from the middle of the area, began a volume at 18:36 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.6 hours before the alert went out and 168 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
- 1417 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 197 m²/s²
- 0-3 km storm-relative helicity
- 231 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 |
|---|---|---|---|---|
| Jun 7, 10:35 AM CDT | Mesoscale Discussion | SPC | Crawford, Grant, Green, Iowa, Lafayette, Richland and 2 more | 85 min |
| Jun 7, 12:17 PM CDT | Tornado Watch | SPC | Adams, Brown, Buffalo, Calumet, Columbia, Crawford and 35 more | 8 hr |
| Jun 7, 6:34 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calumet, Columbia, Crawford, Dane and 35 more | 56 min |
Nearby
Mesoscale Discussions in Wisconsin, 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.