Alert archive / South Dakota / Mesoscale Discussions in 2003
Mesoscale Discussion 1524
The Storm Prediction Center issued this mesoscale discussion at Jun 27, 2003, 5:09 PM CDT for Boyd County, Cherry County, Keya Paha County, Nebraska; 37 counties in South Dakota. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Jun 27, 2003, 5:09 PM CDT (22:09 UTC)
- Expired
- Jun 27, 2003, 6:45 PM CDT
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 40 counties
Boyd County, NE, Cherry County, NE, Keya Paha County, NE, Aurora County, SD, Beadle County, SD, Bennett County, SD, Bon Homme County, SD, Brule County, SD, Buffalo County, SD, Charles Mix County, SD, Davison County, SD, Dewey County, SD, Douglas County, SD, Faulk County, SD, Gregory County, SD, Haakon County, SD, Hand County, SD, Hanson County, SD, Hughes County, SD, Hutchinson County, SD, Hyde County, SD, Jackson County, SD, Jerauld County, SD, Jones County, SD, Kingsbury County, SD, Lake County, SD, Lyman County, SD, McCook County, SD, Meade County, SD, Mellette County, SD, Miner County, SD, Pennington County, SD, Potter County, SD, Sanborn County, SD, Stanley County, SD, Sully County, SD, Todd County, SD, Tripp County, SD, Walworth County, SD, Ziebach County, SD
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 10.2 hours before the alert went out and 168 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2046 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 172 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 27, 12:09 PM CDT | Mesoscale Discussion | SPC | Brown, Codington, Day, Deuel, Grant, Marshall and 1 more | 3 hr |
| Jun 27, 2:25 PM CDT | Severe Thunderstorm Watch | SPC | Brown, Clark, Codington, Day, Deuel, Grant and 3 more | 6 hr |
| Jun 27, 5:44 PM CDT | Mesoscale Discussion | SPC | Brookings, Brown, Clark, Codington, Day, Deuel and 12 more | 91 min |
Nearby
Mesoscale Discussions in South Dakota, 2003Mesoscale Discussions in Nebraska, 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.