Alert archive / South Dakota / Mesoscale Discussions in 2016
Mesoscale Discussion 1144
The Storm Prediction Center issued this mesoscale discussion at Jul 5, 2016, 2:57 PM CDT for 7 counties in Iowa; 5 counties in Minnesota; 19 counties in South Dakota. It was in force for 63 min.
The area
The outline as issued.
The facts
- Issued
- Jul 5, 2016, 2:57 PM CDT (19:57 UTC)
- Expired
- Jul 5, 2016, 4:00 PM CDT
- In force
- 63 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 80%
All 31 counties
Cherokee County, IA, Lyon County, IA, O'Brien County, IA, Osceola County, IA, Plymouth County, IA, Sioux County, IA, Woodbury County, IA, Jackson County, MN, Murray County, MN, Nobles County, MN, Pipestone County, MN, Rock County, MN, Aurora County, SD, Beadle County, SD, Clay County, SD, Davison County, SD, Douglas County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Sanborn County, SD, Turner County, SD, Union County, SD, Yankton County, SD
The radar
The Sioux Falls radar (KFSD), 50 km from the middle of the area, began a volume at 20:00 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, 8.0 hours before the alert went out and 150 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
- 308 J/kg
- Mixed-layer CIN
- -449 J/kg
- Mixed-layer LCL
- 1721 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -25 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Jul 5, 3:29 PM CDT | Severe Thunderstorm Watch | SPC | Buena Vista, Cherokee, Clay, Dickinson, Ida, Lyon and 5 more | 7 hr |
| Jul 5, 4:10 PM CDT | Severe Thunderstorm Watch | SPC | Cerro Gordo, Chickasaw, Emmet, Floyd, Franklin, Hancock and 10 more | 7 hr |
| Jul 4, 8:29 PM CDT | Mesoscale Discussion | SPC | Becker, Big Stone, Clay, Clearwater, Grant, Kittson and 12 more | 91 min |
| Jul 4, 11:57 PM CDT | Mesoscale Discussion | SPC | Chippewa, Kandiyohi, Lac qui Parle, Redwood, Renville, Stevens and 2 more | 93 min |
| Jul 5, 1:19 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Big Stone, Carver, Chippewa, Douglas and 15 more | 56 min |
| Jul 5, 2:06 PM CDT | Tornado Watch | SPC | Benton, Big Stone, Brown, Chippewa, Cottonwood, Douglas and 24 more | 6 hr |
| Jul 5, 5:08 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Big Stone, Brown, Carver, Chippewa and 30 more | 97 min |
| Jul 5, 5:17 PM CDT | Mesoscale Discussion | SPC | Itasca, Lake, Saint Louis | 118 min |
Nearby
Mesoscale Discussions in South Dakota, 2016Mesoscale Discussions in Iowa, 2016Mesoscale Discussions in Minnesota, 2016Every mesoscale discussion in 2016
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.