Alert archive / Minnesota / Mesoscale Discussions in 2011
Mesoscale Discussion 1562
The Storm Prediction Center issued this mesoscale discussion at Jul 10, 2011, 5:25 PM CDT for 41 counties in Minnesota; 8 counties in North Dakota; 16 counties in South Dakota. It was in force for 95 min.
The area
The outline as issued.
The facts
- Issued
- Jul 10, 2011, 5:25 PM CDT (22:25 UTC)
- Expired
- Jul 10, 2011, 7:00 PM CDT
- In force
- 95 min
- Issued by
- the Storm Prediction Center
All 65 counties
Anoka County, MN, Benton County, MN, Big Stone County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Clay County, MN, Dakota County, MN, Douglas County, MN, Grant County, MN, Hennepin County, MN, Isanti County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Lincoln County, MN, Lyon County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Nicollet County, MN, Otter Tail County, MN, Pope County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Traverse County, MN, Waseca County, MN, Wilkin County, MN, Wright County, MN, Yellow Medicine County, MN, Cass County, ND, Dickey County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Brown County, SD, Campbell County, SD, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Edmunds County, SD, Faulk County, SD, Grant County, SD, Hamlin County, SD, Marshall County, SD, McPherson County, SD, Potter County, SD, Roberts County, SD, Spink County, SD, Walworth County, SD
The radar
The Aberdeen radar (KABR), 138 km from the middle of the area, began a volume at 22:28 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
Aberdeen, SD (KABR), launched 12:00Z, 10.4 hours before the alert went out and 156 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
- 1313 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 909 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.8
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 10, 1:03 AM CDT | Mesoscale Discussion | SPC | Blue Earth, Brown, Cottonwood, Faribault, Jackson, Lincoln and 8 more | 117 min |
| Jul 10, 6:39 AM CDT | Mesoscale Discussion | SPC | Winona | 66 min |
| Jul 10, 2:29 PM CDT | Tornado Watch | SPC | Big Stone, Clay, Grant, Otter Tail, Traverse, Wilkin | 7 hr |
| Jul 10, 6:12 PM CDT | Severe Thunderstorm Watch | SPC | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more | 8 hr |
| Jul 10, 10:32 AM CDT | Mesoscale Discussion | SPC | Barnes, Burleigh, Dickey, Emmons, Grant, Kidder and 10 more | 118 min |
| Jul 10, 11:08 AM CDT | Severe Thunderstorm Watch | SPC | Adams, Barnes, Benson, Burleigh, Cavalier, Dickey and 27 more | 8 hr |
| Jul 10, 2:08 PM CDT | Mesoscale Discussion | SPC | Barnes, Benson, Burleigh, Cavalier, Dickey, Eddy and 23 more | 97 min |
Nearby
Mesoscale Discussions in Minnesota, 2011Mesoscale Discussions in South Dakota, 2011Mesoscale Discussions in North 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.