Alert archive / South Dakota / Mesoscale Discussions in 2003
Mesoscale Discussion 2367
The Storm Prediction Center issued this mesoscale discussion at Sep 10, 2003, 5:27 PM CDT for 8 counties in North Dakota; 23 counties in South Dakota. It was in force for 93 min.
The area
The outline as issued.
The facts
- Issued
- Sep 10, 2003, 5:27 PM CDT (22:27 UTC)
- Expired
- Sep 10, 2003, 7:00 PM CDT
- In force
- 93 min
- Issued by
- the Storm Prediction Center
All 31 counties
Burleigh County, ND, Dickey County, ND, Emmons County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Stutsman County, ND, Aurora County, SD, Beadle County, SD, Brown County, SD, Charles Mix County, SD, Clark County, SD, Davison County, SD, Day County, SD, Douglas County, SD, Edmunds County, SD, Faulk County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, McCook County, SD, McPherson County, SD, Miner County, SD, Minnehaha County, SD, Sanborn County, SD, Spink County, SD, Turner County, SD
The radar
The Aberdeen radar (KABR), 78 km from the middle of the area, began a volume at 22:30 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, 10.5 hours before the alert went out and 47 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
- 727 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -101 m²/s²
- 0-3 km storm-relative helicity
- -231 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 |
|---|---|---|---|---|
| Sep 10, 2:07 PM CDT | Mesoscale Discussion | SPC | Barnes, Dickey, Emmons, LaMoure, Logan, McIntosh and 3 more | 83 min |
| Sep 10, 2:35 PM CDT | Tornado Watch | SPC | Burleigh, Dickey, Emmons, Kidder, LaMoure, Logan and 2 more | 5 hr |
| Sep 9, 9:06 PM CDT | Mesoscale Discussion | SPC | Charles Mix, Gregory, Todd, Tripp | 114 min |
| Sep 9, 9:25 PM CDT | Severe Thunderstorm Watch | SPC | Bon Homme, Charles Mix, Gregory, Yankton | 5 hr |
| Sep 10, 1:31 AM CDT | Mesoscale Discussion | SPC | Bennett, Brule, Buffalo, Custer, Fall River, Gregory and 11 more | 2 hr |
| Sep 10, 11:43 AM CDT | Mesoscale Discussion | SPC | Aurora, Bon Homme, Charles Mix, Davison, Douglas, Hanson and 3 more | 2 hr |
| Sep 10, 1:55 PM CDT | Tornado Watch | SPC | Clay, Union | 6 hr |
| Sep 10, 6:53 PM CDT | Mesoscale Discussion | SPC | Union | 67 min |
Nearby
Mesoscale Discussions in South Dakota, 2003Mesoscale Discussions in North Dakota, 2003Every mesoscale discussion in 2003
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.