Alert archive / South Dakota / Mesoscale Discussions in 2005
Mesoscale Discussion 2147
The Storm Prediction Center issued this mesoscale discussion at Sep 5, 2005, 7:13 PM CDT for 22 counties in Minnesota; 14 counties in North Dakota; 31 counties in South Dakota. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 5, 2005, 7:13 PM CDT (00:13 UTC)
- Expired
- Sep 5, 2005, 9:15 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
All 67 counties
Becker County, MN, Beltrami County, MN, Big Stone County, MN, Clay County, MN, Clearwater County, MN, Grant County, MN, Kittson County, MN, Lac qui Parle County, MN, Lake of the Woods County, MN, Lincoln County, MN, Mahnomen County, MN, Marshall County, MN, Norman County, MN, Otter Tail County, MN, Pennington County, MN, Pipestone County, MN, Polk County, MN, Red Lake County, MN, Roseau County, MN, Stevens County, MN, Traverse County, MN, Wilkin County, MN, Barnes County, ND, Cass County, ND, Dickey County, ND, Grand Forks County, ND, Griggs County, ND, LaMoure County, ND, Nelson County, ND, Pembina County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Traill County, ND, Walsh County, ND, Aurora County, SD, Beadle County, SD, Brookings County, SD, Brown County, SD, Brule County, SD, Charles Mix County, SD, Clark County, SD, Codington County, SD, Davison County, SD, Day County, SD, Deuel County, SD, Douglas County, SD, Grant County, SD, Gregory County, SD, Hamlin County, SD, Hand County, SD, Hanson County, SD, Hutchinson County, SD, Jerauld County, SD, Kingsbury County, SD, Lake County, SD, Lincoln County, SD, Marshall County, SD, McCook County, SD, Miner County, SD, Minnehaha County, SD, Moody County, SD, Roberts County, SD, Sanborn County, SD, Spink County, SD, Turner County, SD
The radar
The Aberdeen radar (KABR), 70 km from the middle of the area, began a volume at 00:14 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, 0.2 hours before the alert went out and 99 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
- 239 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 1970 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -14 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 5, 8:30 PM CDT | Severe Thunderstorm Watch | SPC | Aitkin, Carlton, Cass, Crow Wing, Douglas, Hubbard and 9 more | 6 hr |
| Sep 5, 10:10 PM CDT | Mesoscale Discussion | SPC | Anoka, Benton, Brown, Carver, Chisago, Hennepin and 13 more | 65 min |
| Sep 5, 10:20 PM CDT | Severe Thunderstorm Watch | SPC | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 33 more | 5 hr |
| Sep 5, 11:18 PM CDT | Mesoscale Discussion | SPC | Aitkin, Anoka, Benton, Blue Earth, Brown, Carlton and 44 more | 87 min |
| Sep 5, 11:40 PM CDT | Severe Thunderstorm Watch | SPC | Jackson, Nobles, Rock | 4 hr |
| Sep 6, 2:52 AM CDT | Mesoscale Discussion | SPC | Fillmore, Freeborn, Mower, Olmsted, Wabasha | 83 min |
Nearby
Mesoscale Discussions in South Dakota, 2005Mesoscale Discussions in Minnesota, 2005Mesoscale Discussions in North Dakota, 2005Every mesoscale discussion in 2005
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.