Verified storm · active
1.2–2.8" hail crossed Rock County, NE — September 1, 2026
Measured against the NOAA MRMS national radar feed on its 2-minute cycle — a verified event, not a forecast.
Storm stats
| County | Rock County, NE |
|---|---|
| Max hail (MESH) | 2.8" |
| Mean hail (MESH) | 1.2" |
| Swath area | 138 mi² (359 km²) |
| Radar cells (~1 km grid) | 391 |
| First radar detection | 2026-09-01 22:16 UTC |
| Last radar detection | 2026-09-02 01:22 UTC |
| Verified | 2026-09-01 22:19 UTC |
| Swath centroid | 42.2215, -99.2866 |
| Storm ID | sw_57d1b907 |
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Rock County, NE — verified storm record
Swath has 23 radar-verified hail storms on record for Rock County, NE going back to July 2025, the largest measuring 4.83″. Every one was measured against NOAA MRMS radar — not estimated, and not a forecast.
