Alert archive / Minnesota / Mesoscale Discussions in 2017
Mesoscale Discussion 1114
The Storm Prediction Center issued this mesoscale discussion at Jun 21, 2017, 7:25 PM CDT for 29 counties in Minnesota; Richland County, North Dakota; 8 counties in South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 21, 2017, 7:25 PM CDT (00:25 UTC)
- Expired
- Jun 21, 2017, 9:30 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 38 counties
Becker County, MN, Beltrami County, MN, Big Stone County, MN, Cass County, MN, Chippewa County, MN, Clay County, MN, Clearwater County, MN, Douglas County, MN, Grant County, MN, Hubbard County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Mahnomen County, MN, McLeod County, MN, Meeker County, MN, Otter Tail County, MN, Pennington County, MN, Pope County, MN, Red Lake County, MN, Redwood County, MN, Renville County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Traverse County, MN, Wadena County, MN, Wilkin County, MN, Yellow Medicine County, MN, Richland County, ND, Clark County, SD, Codington County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Marshall County, SD, Roberts County, SD, Spink County, SD
The radar
The Aberdeen radar (KABR), 176 km from the middle of the area, began a volume at 00:27 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
Aberdeen, SD (KABR), launched 00:00Z, 0.4 hours before the alert went out and 206 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
- 406 J/kg
- Mixed-layer CIN
- -75 J/kg
- Mixed-layer LCL
- 2235 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 9:07 PM CDT | Mesoscale Discussion | SPC | Beltrami, Big Stone, Cass, Clearwater, Douglas, Grant and 5 more | 53 min |
| Jun 22, 3:11 AM CDT | Mesoscale Discussion | SPC | Blue Earth, Brown, Chippewa, Cottonwood, Kandiyohi, Lac qui Parle and 14 more | 64 min |
| Jun 22, 9:28 AM CDT | Mesoscale Discussion | SPC | Blue Earth, Dodge, Faribault, Fillmore, Freeborn, Houston and 6 more | 92 min |
Nearby
Mesoscale Discussions in Minnesota, 2017Mesoscale Discussions in South Dakota, 2017Mesoscale Discussions in North Dakota, 2017Every mesoscale discussion in 2017
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.