Alert archive / South Dakota / Mesoscale Discussions in 2014
Mesoscale Discussion 1011
The Storm Prediction Center issued this mesoscale discussion at Jun 16, 2014, 7:33 AM CDT for 24 counties in South Dakota. It was in force for 57 min.
The area
The outline as issued.
The facts
- Issued
- Jun 16, 2014, 7:33 AM CDT (12:33 UTC)
- Expired
- Jun 16, 2014, 8:30 AM CDT
- In force
- 57 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 40%
All 24 counties
Beadle County, SD, Brown County, SD, Buffalo County, SD, Clark County, SD, Codington County, SD, Day County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, Grant County, SD, Hamlin County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Jerauld County, SD, Lyman County, SD, Marshall County, SD, McPherson County, SD, Potter County, SD, Roberts County, SD, Spink County, SD, Stanley County, SD, Sully County, SD, Walworth County, SD
The radar
The Aberdeen radar (KABR), 71 km from the middle of the area, began a volume at 12:36 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 12:00Z, 0.6 hours before the alert went out and 41 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
- 1844 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 145 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Jun 16, 7:12 AM CDT | Severe Thunderstorm Watch | SPC | Aurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more | 9 hr |
| Jun 16, 10:19 AM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Brookings, Brule, Charles Mix, Clay and 18 more | 116 min |
| Jun 16, 12:48 PM CDT | Mesoscale Discussion | SPC | Bon Homme, Brookings, Clay, Davison, Douglas, Hanson and 12 more | 87 min |
| Jun 16, 2:13 PM CDT | Mesoscale Discussion | SPC | Gregory | 62 min |
| Jun 16, 4:03 PM CDT | Mesoscale Discussion | SPC | Bennett, Butte, Custer, Fall River, Haakon, Harding and 8 more | 117 min |
| Jun 16, 5:37 PM CDT | Tornado Watch | SPC | Union | 6 hr |
Nearby
Mesoscale Discussions in South Dakota, 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.