Alert archive / South Dakota / Mesoscale Discussions in 2004
Mesoscale Discussion 1097
The Storm Prediction Center issued this mesoscale discussion at Jun 5, 2004, 12:56 PM CDT for 16 counties in Minnesota; 22 counties in South Dakota. It was in force for 94 min.
The area
The outline as issued.
The facts
- Issued
- Jun 5, 2004, 12:56 PM CDT (17:56 UTC)
- Expired
- Jun 5, 2004, 2:30 PM CDT
- In force
- 94 min
- Issued by
- the Storm Prediction Center
All 38 counties
Big Stone County, MN, Chippewa County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Lincoln County, MN, Lyon County, MN, Meeker County, MN, Pipestone County, MN, Pope County, MN, Redwood County, MN, Renville County, MN, Stearns County, MN, Stevens County, MN, Swift County, MN, Traverse County, MN, Yellow Medicine County, MN, Aurora County, SD, Beadle County, SD, Brookings County, SD, Clark County, SD, Codington County, SD, Davison County, SD, Day County, SD, Deuel County, SD, Grant County, SD, Hamlin County, SD, Hand County, SD, Hanson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Roberts County, SD, Sanborn County, SD, Spink County, SD
The radar
The Sioux Falls radar (KFSD), 135 km from the middle of the area, began a volume at 17:55 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, 5.9 hours before the alert went out and 129 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
- 81 J/kg
- Mixed-layer CIN
- -234 J/kg
- Mixed-layer LCL
- 1334 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 111 m²/s²
- 0-3 km storm-relative helicity
- 109 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 5, 2:59 PM CDT | Mesoscale Discussion | SPC | Beltrami, Kittson, Koochiching, Lake of the Woods, Marshall, Pennington and 3 more | 91 min |
| Jun 5, 3:47 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Chisago, Hennepin, Isanti, Kanabec and 7 more | 118 min |
| Jun 5, 4:50 PM CDT | Mesoscale Discussion | SPC | Chippewa, Cottonwood, Jackson, Lac qui Parle, Lincoln, Lyon and 7 more | 115 min |
| Jun 4, 8:04 PM CDT | Mesoscale Discussion | SPC | Aurora, Beadle, Bennett, Brown, Brule, Buffalo and 29 more | 116 min |
Nearby
Mesoscale Discussions in South Dakota, 2004Mesoscale Discussions in Minnesota, 2004Every mesoscale discussion in 2004
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.