SIOUX FALLS, IA
Peak mapped hail up to 1.25 inches struck near Woodstock, MN. Other affected states included SD. Verified with 3 NWS warnings and 1 official hail report.
HailMapr validation score
0.0% from 1 official hail report
0 reports aligned with the mapped swath and estimated hail size
0.0% from 1 unofficial hail report
0 reports aligned with the mapped swath and estimated hail size
Storm description
Peak mapped hail up to 1.25 inches struck near Woodstock, MN. Other affected states included SD. Verified with 3 NWS warnings and 1 official hail report. The HailMapr storm footprint covers about 23.1 square miles and updates as new hail swaths, wind reports, and tornado reports are appended to the national live map. The official HailMapr accuracy score is 0.0%, based on trusted hail reports compared with the mapped hail footprint and predicted hail size. The unofficial HailMapr accuracy score is 0.0%, giving a separate read on public and lower-confidence hail reports without mixing them into the official score.
Storm snapshot
What you get
- HailMapr Core Replay with step-by-step hail-track playback
- Heatmap and polygon package for the event window
- Trusted hail report validation overlay
- Owned access that remains even if subscriptions end