Alert archive / Minnesota / Mesoscale Discussions in 2014
Mesoscale Discussion 519
The Storm Prediction Center issued this mesoscale discussion at May 7, 2014, 8:48 PM CDT for 31 counties in Minnesota; Pierce County, Saint Croix County, Wisconsin. It was in force for 87 min.
The area
The outline as issued.
The facts
- Issued
- May 7, 2014, 8:48 PM CDT (01:48 UTC)
- Expired
- May 7, 2014, 10:15 PM CDT
- In force
- 87 min
- Issued by
- the Storm Prediction Center
All 33 counties
Anoka County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Cottonwood County, MN, Dakota County, MN, Dodge County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Jackson County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mower County, MN, Nicollet County, MN, Olmsted County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sibley County, MN, Steele County, MN, Wabasha County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Pierce County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 54 km from the middle of the area, began a volume at 01:50 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
Minneapolis, MN (KMPX), launched 00:00Z, 1.8 hours before the alert went out and 53 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
- 1139 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 335 m²/s²
- 0-3 km storm-relative helicity
- 523 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 7.2
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 |
|---|---|---|---|---|
| May 8, 3:46 AM CDT | Mesoscale Discussion | SPC | Blue Earth, Brown, Carver, Cottonwood, Faribault, Jackson and 15 more | 119 min |
| May 8, 12:23 PM CDT | Mesoscale Discussion | SPC | Blue Earth, Brown, Carver, Chippewa, Cottonwood, Faribault and 24 more | 2 hr |
| May 8, 1:46 PM CDT | Tornado Watch | SPC | Anoka, Blue Earth, Brown, Carver, Chippewa, Cottonwood and 31 more | 7 hr |
| May 8, 2:05 PM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Becker, Benton, Carlton, Cass, Chisago and 17 more | 7 hr |
| May 8, 5:56 PM CDT | Mesoscale Discussion | SPC | Anoka, Blue Earth, Brown, Carver, Chippewa, Cottonwood and 29 more | 94 min |
Nearby
Mesoscale Discussions in Minnesota, 2014Mesoscale Discussions in Wisconsin, 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.