Alert archive / South Dakota / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 94, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 9, 2025, 8:10 PM CDT for 9 counties in South Dakota. It was in force for 65 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
- Jul 9, 2025, 8:10 PM CDT (01:10 UTC)
- Expired
- Jul 9, 2025, 9:15 PM CDT
- In force
- 65 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Campbell County, SD, Edmunds County, SD, Faulk County, SD, Hand County, SD, Hyde County, SD, McPherson County, SD, Potter County, SD, Sully County, SD, Walworth County, SD
The radar
The Aberdeen radar (KABR), 98 km from the middle of the area, began a volume at 01:12 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 9, 2:47 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jul 9, 7:36 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 1.2 hours before the alert went out and 200 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
- 4873 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1777 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 7:16 PM CDT | Special Weather Statement | ABR | Lyman | 29 min |
| Jul 9, 7:23 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Edmunds, Faulk, Hyde, McPherson, Potter and 2 more | 52 min |
| Jul 9, 7:39 PM CDT | Severe Thunderstorm Warning | ABR | Lyman | 51 min |
| Jul 9, 7:49 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 41 min |
| Jul 9, 7:55 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, McPherson | 50 min |
| Jul 9, 8:00 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Hyde, Lyman, Stanley, Sully | 45 min |
| Jul 9, 8:24 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Jones, Lyman, Stanley | 51 min |
| Jul 9, 8:30 PM CDT | Severe Thunderstorm Warning | ABR | McPherson | 60 min |
| Jul 9, 8:43 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hughes, Hyde, Lyman, Stanley | 47 min |
| Jul 9, 9:09 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Faulk, Hand, Hughes, Hyde, Lyman and 1 more | 66 min |
| Jul 9, 9:12 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, McPherson | 33 min |
| Jul 9, 9:20 PM CDT | Special Weather Statement | ABR | Edmunds | 40 min |
| Jul 9, 9:27 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds | 28 min |
| Jul 9, 10:07 PM CDT | Areal Flood Warning | ABR | Hand | 6 hr |
| Jul 9, 10:16 PM CDT | Special Weather Statement | ABR | Clark, Day, Spink | 59 min |
| Jul 9, 10:53 PM CDT | Special Weather Statement | ABR | Marshall | 67 min |
| Jul 9, 11:16 PM CDT | Special Weather Statement | ABR | Clark, Codington, Day, Hamlin | 59 min |
| Jul 10, 12:17 AM CDT | Special Weather Statement | ABR | Codington, Deuel, Grant, Hamlin | 58 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2025Every severe thunderstorm warning in 2025
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.