Storm detail

CHEYENNE, WY

Peak mapped hail up to 1.91 inches struck near 3 miles east of Bushnell, NE; tornado reports affected near 4 miles north-northwest of Kimball, NE. Other affected states included CO, WY. Verified with 30 NWS warnings and 1 official hail report.

Affected statesCO, NE, WY
Peak hail1.91 in
Reports1 official · 2 unofficial
Storm attributesHail · Tornado
Single-map price$59.99
Core ReplayIncluded
Includes HailMapr Core Replay for step-by-step storm playback across the event window.

HailMapr validation score

Official score 0.0%

0.0% from 1 official hail report

0 reports aligned with the mapped swath and estimated hail size

Unofficial score 50.0%

50.0% from 2 unofficial hail reports

1 report aligned with the mapped swath and estimated hail size

Storm description

Peak mapped hail up to 1.91 inches struck near 3 miles east of Bushnell, NE; tornado reports affected near 4 miles north-northwest of Kimball, NE. Other affected states included CO, WY. Verified with 30 NWS warnings and 1 official hail report. The HailMapr storm footprint covers about 542.9 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 50.0%, giving a separate read on public and lower-confidence hail reports without mixing them into the official score.

Storm snapshot

Date windowMay 21, 2026 4:00 PM to May 21, 2026 8:15 PM CST
Mapped area542.9 sq mi
Statusready

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