Verified storm · closed
67 mph wind verified in Clay County, SD — September 2, 2026
Verified against measured NWS storm reports — ground-truth wind measurements, not radar hail estimates, and never forecasts.
Storm stats
| County | Clay County, SD |
|---|---|
| Max wind (NWS reports) | 67 mph |
| Swath area | 137 mi² (355 km²) |
| First radar detection | 2026-09-02 02:09 UTC |
| Last radar detection | 2026-09-02 02:26 UTC |
| Verified | 2026-09-02 02:21 UTC |
| Swath centroid | 42.8621, -96.9227 |
| Storm ID | sw_7b4c88eb |
Address lookup — $8
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Clay County, SD — verified storm record
Swath has 7 radar-verified hail storms on record for Clay County, SD going back to July 2025, the largest measuring 4.83″. Every one was measured against NOAA MRMS radar — not estimated, and not a forecast.
