Alert archive / Michigan / Mesoscale Discussions in 2005
Mesoscale Discussion 2190
The Storm Prediction Center issued this mesoscale discussion at Sep 13, 2005, 7:55 PM EDT for 26 counties in Michigan. It was in force for 95 min.
The area
The outline as issued.
The facts
- Issued
- Sep 13, 2005, 7:55 PM EDT (23:55 UTC)
- Expired
- Sep 13, 2005, 9:30 PM EDT
- In force
- 95 min
- Issued by
- the Storm Prediction Center
All 26 counties
Alcona County, MI, Alpena County, MI, Antrim County, MI, Benzie County, MI, Cheboygan County, MI, Clare County, MI, Crawford County, MI, Gladwin County, MI, Grand Traverse County, MI, Isabella County, MI, Kalkaska County, MI, Lake County, MI, Manistee County, MI, Mecosta County, MI, Midland County, MI, Missaukee County, MI, Montmorency County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Ogemaw County, MI, Osceola County, MI, Oscoda County, MI, Otsego County, MI, Roscommon County, MI, Wexford County, MI
The radar
The NCL Michigan radar (KAPX), 46 km from the middle of the area, began a volume at 23:54 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, 11.9 hours before the alert went out and 239 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
- 442 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 847 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.4
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 |
|---|---|---|---|---|
| Sep 13, 1:34 AM EDT | Mesoscale Discussion | SPC | Dickinson, Gogebic, Iron, Menominee | 26 min |
Nearby
Mesoscale Discussions in Michigan, 2005Every mesoscale discussion in 2005
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.