Storm Event Report
Castle Rock, SD Hail and Wind Storm Report (12 WSW)
Aug 18, 2026 | 12 WSW Castle Rock, Butte County, SD | 2026-08-18 severe weather window
12 WSW Castle Rock, SD storm report for 2026-08-18. We found 0 hail reports (max none measured) and 1 wind/tornado reports (peak 58 mph, including 0 tornado reports).
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Impacted Places
12 WSW Castle Rock
Hail Stats
- Reports
- 0
- Severe Reports
- 0
Wind Stats
- Max Gust
- 58 mph
- Reports
- 1
- Tornado Reports
- 0
Verified Event Log (5-Year Window)
| Date | Hazard | Intensity | Distance | Location | Source |
|---|---|---|---|---|---|
| 2026-08-18 | wind | 58 mph | - | 12 WSW Castle Rock, SD | NOAA SPC |
(UNR)
Report Highlights
- 12 WSW Castle Rock recorded 0 hail reports on 2026-08-18.
- 1 wind/tornado reports were also observed in the same convective window.
- 12 WSW Castle Rock recorded 1 wind/tornado reports on 2026-08-18.
- 0 hail reports provide companion context for mixed-hazard risk.
Data & Methodology
- Noaa Spc
- 1
- Derived from NOAA SPC daily severe weather reports.
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Timeline
2026-08-18T01:15:00Z
Wind 58 mph
(UNR)