Alert archive / South Dakota / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 41, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 17, 1998, 11:47 PM CDT for Spink County, South Dakota. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 17, 1998, 11:47 PM CDT (04:47 UTC)
- Expired
- Jun 18, 1998, 12:50 AM CDT
- In force
- 63 min
- Issued by
- NWS Aberdeen, SD
- Area
- Whole counties
County Spink County, SD
The radar
The Aberdeen radar (KABR), 58 km from the middle of the area, began a volume at 04:50 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, 4.8 hours before the alert went out and 6 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
- 339 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 1019 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 256 m²/s²
- 0-3 km storm-relative helicity
- 372 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Aberdeen, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 17, 10:00 PM CDT, 1 hour 47 minutes earlier.
Area forecast discussion, Jun 17, 10:00 PM CDT, 1 hour 47 minutes before
AREA FORECAST DISCUSSION FOR CENTRAL/NORTH CENTRAL/NORTHEAST SD AND FOR TRAVERSE/BIG STONE COUNTIES OF MN NATIONAL WEATHER SERVICE ABERDEEN SD 1000 PM CDT WED JUN 17 1998 NO UPDATES PLANNED FOR NOW. .ABR...FLOOD WATCH NORTH CENTRAL SD TONIGHT AND THUR MIDDLEBROOKE
In the hours before
Local storm report, Jun 17, 11:29 PM CDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
1129 PM CDT WED JUN 17 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1053 PM FAULKTON 13W SD 80 MPH WND
06/17/98 FAULK
1055 PM ROCKHAM SD 70 MPH WND
06/17/98 HAND
R.S.Local storm report, Jun 17, 11:29 PM CDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
1129 PM CDT WED JUN 17 1998
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
1053 PM FAULKTON 13W SD 80 MPH WND
06/17/98 FAULK
1055 PM ROCKHAM SD 70 MPH WND
06/17/98 HAND
R.S.The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:39 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 51 min |
| Jun 17, 8:55 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 50 min |
| Jun 17, 9:31 PM CDT | Tornado Warning | ABR | Lyman | 34 min |
| Jun 17, 9:50 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Hyde | 60 min |
| Jun 17, 10:57 PM CDT | Severe Thunderstorm Warning | ABR | Faulk | 58 min |
| Jun 17, 11:31 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds | 49 min |
| Jun 17, 11:42 PM CDT | Severe Thunderstorm Warning | ABR | Brown | 63 min |
| Jun 18, 1:23 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 62 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 1998Every severe thunderstorm warning in 1998
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.