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Storm detail

Nationwide Daily Hail & Wind Map - August 17, 2026

Hail as large as 2.50 inches was reported near 3 miles north-northwest of New York Mills, MN. Wind up to 112 mph was reported near 7 miles west of Ardmore, SD. The storm had 12 official hail reports.

Affected statesAL, AR, AZ, CO, FL, GA, ID, IL, IN, KS, KY, LA, MD, MN, MO, MS, MT, NC, ND, NE, NM, OK, PA, SC, SD, TN, TX, UT, VA, WY
Peak hail3.5 in
Reports12 official · 20 unofficial
Storm attributesHail · Wind
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Core ReplayIncluded
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Includes HailMapr Core Replay for step-by-step storm playback across the event window.

HailMapr validation score

Official score 100.0%

100.0% from 12 official hail reports

12 reports aligned with the mapped swath and estimated hail size

Unofficial score 65.0%

65.0% from 20 unofficial hail reports

13 reports aligned with the mapped swath and estimated hail size

Storm description

Hail as large as 2.50 inches was reported near 3 miles north-northwest of New York Mills, MN. Wind up to 112 mph was reported near 7 miles west of Ardmore, SD. The storm had 12 official hail reports. The affected area shown on the map covers about 16087.9 square miles.

State storm details

Storm snapshot

Date windowAug 16, 2026 10:00 PM to Aug 18, 2026 1:45 AM CST
Mapped area16087.9 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