Verified storm · closed
1.4–3.1" hail crossed Mellette County, SD — June 3, 2026
Measured against the NOAA MRMS national radar feed on its 2-minute cycle — a verified event, not a forecast.
Storm stats
| County | Mellette County, SD |
|---|---|
| Max hail (MESH) | 3.1" |
| Mean hail (MESH) | 1.4" |
| Swath area | 300 mi² (777 km²) |
| Radar cells (~1 km grid) | 916 |
| First radar detection | 2026-06-03 00:00 UTC |
| Last radar detection | 2026-06-03 04:00 UTC |
| Verified | 2026-06-03 00:00 UTC |
| Swath centroid | 43.4330, -100.5533 |
| Storm ID | sw_578e5b36 |
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