Alert archive / South Dakota / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 170, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Aug 6, 1996, 8:25 PM CDT for Lincoln County, Turner County, South Dakota. It was in force for 50 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Aug 6, 1996, 8:25 PM CDT (01:25 UTC)
- Expired
- Aug 6, 1996, 9:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
Counties Lincoln County, SD, Turner County, SD
The radar
The Sioux Falls radar (KFSD), 37 km from the middle of the area, began a volume at 01:26 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 6, 8:45 PM CDT | Thunderstorm Wind 52 | Sioux Falls, SD |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 1.4 hours before the alert went out and 213 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
- 2080 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 242 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 7:02 PM CDT | Severe Thunderstorm Warning | FSD | McCook, Minnehaha | 33 min |
| Aug 6, 7:07 PM CDT | Severe Thunderstorm Warning | FSD | Douglas | 33 min |
| Aug 6, 7:10 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 35 min |
| Aug 6, 7:14 PM CDT | Severe Thunderstorm Warning | FSD | Brookings | 36 min |
| Aug 6, 7:24 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 36 min |
| Aug 6, 7:31 PM CDT | Tornado Warning | FSD | Minnehaha | 34 min |
| Aug 6, 7:34 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 31 min |
| Aug 6, 7:38 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 32 min |
| Aug 6, 7:47 PM CDT | Tornado Warning | FSD | Brookings | 33 min |
| Aug 6, 7:53 PM CDT | Tornado Warning | FSD | Hutchinson | 32 min |
| Aug 6, 7:57 PM CDT | Severe Thunderstorm Warning | FSD | Lake, Miner | 48 min |
| Aug 6, 8:02 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 33 min |
| Aug 6, 8:13 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 32 min |
| Aug 6, 8:51 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 34 min |
| Aug 6, 8:57 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 33 min |
| Aug 6, 9:29 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 31 min |
| Aug 6, 9:43 PM CDT | Severe Thunderstorm Warning | FSD | O'Brien, Osceola | 32 min |
| Aug 6, 10:00 PM CDT | Severe Thunderstorm Warning | FSD | Woodbury | 45 min |
| Aug 6, 8:32 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 48 min |
| Aug 6, 8:47 PM CDT | Severe Thunderstorm Warning | FSD | Murray | 33 min |
| Aug 6, 9:23 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 22 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1996Every severe thunderstorm warning in 1996
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.