Alert archive / Wisconsin / Mesoscale Discussions in 2014
Mesoscale Discussion 1433
The Storm Prediction Center issued this mesoscale discussion at Jul 22, 2014, 5:54 PM CDT for 8 counties in Illinois; 5 counties in Michigan; 13 counties in Wisconsin. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 22, 2014, 5:54 PM CDT (22:54 UTC)
- Expired
- Jul 22, 2014, 8:00 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 40%
All 26 counties
Boone County, IL, DeKalb County, IL, Kane County, IL, Lake County, IL, McHenry County, IL, Ogle County, IL, Stephenson County, IL, Winnebago County, IL, Lake County, MI, Manistee County, MI, Mason County, MI, Muskegon County, MI, Oceana County, MI, Dane County, WI, Dodge County, WI, Green County, WI, Jefferson County, WI, Kenosha County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI
The radar
The Milwaukee radar (KMKX), 28 km from the middle of the area, began a volume at 22:56 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 12:00Z, 10.9 hours before the alert went out and 246 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
- 1357 J/kg
- Mixed-layer CIN
- -311 J/kg
- Mixed-layer LCL
- 1052 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 126 m²/s²
- 0-3 km storm-relative helicity
- 211 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.5
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 |
|---|---|---|---|---|
| Jul 22, 7:16 AM CDT | Mesoscale Discussion | SPC | Hancock, Henderson | 119 min |
| Jul 22, 12:46 AM CDT | Mesoscale Discussion | SPC | Baraga, Gogebic, Houghton, Iron, Keweenaw, Ontonagon | 59 min |
| Jul 22, 1:20 AM CDT | Severe Thunderstorm Watch | SPC | Baraga, Gogebic, Houghton, Iron, Keweenaw, Ontonagon | 6 hr |
| Jul 22, 4:10 AM CDT | Mesoscale Discussion | SPC | Baraga, Gogebic, Houghton, Keweenaw, Ontonagon | 95 min |
| Jul 21, 8:47 PM CDT | Mesoscale Discussion | SPC | Bayfield, Burnett, Douglas | 58 min |
| Jul 21, 9:24 PM CDT | Severe Thunderstorm Watch | SPC | Burnett, Douglas, Polk | 6 hr |
| Jul 21, 11:44 PM CDT | Mesoscale Discussion | SPC | Burnett, Douglas, Polk, Washburn | 91 min |
Nearby
Mesoscale Discussions in Wisconsin, 2014Mesoscale Discussions in Illinois, 2014Mesoscale Discussions in Michigan, 2014Every mesoscale discussion in 2014
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.