Alert archive / Minnesota / Mesoscale Discussions in 2011
Mesoscale Discussion 1036
The Storm Prediction Center issued this mesoscale discussion at May 30, 2011, 10:09 PM CDT for 6 counties in Iowa; 40 counties in Minnesota; Lincoln County, South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- May 30, 2011, 10:09 PM CDT (03:09 UTC)
- Expired
- May 31, 2011, 12:15 AM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 47 counties
Clay County, IA, Dickinson County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Sioux County, IA, Aitkin County, MN, Beltrami County, MN, Benton County, MN, Brown County, MN, Cass County, MN, Chippewa County, MN, Clearwater County, MN, Cottonwood County, MN, Crow Wing County, MN, Douglas County, MN, Hubbard County, MN, Itasca County, MN, Jackson County, MN, Kandiyohi County, MN, Kittson County, MN, Koochiching County, MN, Lac qui Parle County, MN, Lake of the Woods County, MN, Lyon County, MN, Marshall County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Murray County, MN, Nobles County, MN, Pennington County, MN, Pope County, MN, Red Lake County, MN, Redwood County, MN, Renville County, MN, Roseau County, MN, Sherburne County, MN, Stearns County, MN, Swift County, MN, Todd County, MN, Wadena County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Lincoln County, SD
The radar
The Fargo/Grand Forks radar (KMVX), 175 km from the middle of the area, began a volume at 03:10 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
International Fa, MN (KINL), launched 00:00Z, 3.2 hours before the alert went out and 227 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
- 4 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 443 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 657 m²/s²
- 0-3 km storm-relative helicity
- 727 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.2
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 30, 8:37 PM CDT | Severe Thunderstorm Watch | SPC | Cherokee, Harrison, Monona, Plymouth, Woodbury | 5 hr |
| May 30, 8:43 PM CDT | Tornado Watch | SPC | Clay, Dickinson, Lyon, O'Brien, Osceola, Sioux | 5 hr |
| May 30, 10:38 PM CDT | Mesoscale Discussion | SPC | Cherokee, Harrison, Ida, Monona, Plymouth, Woodbury | 2 hr |
Nearby
Mesoscale Discussions in Minnesota, 2011Mesoscale Discussions in Iowa, 2011Mesoscale Discussions in South Dakota, 2011Every mesoscale discussion in 2011
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.