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Storm detail

Nationwide Daily Hail, Wind & Tornado Map - July 20, 2026

Hail as large as 3.25 inches was reported near 5 miles northeast of Watson, MI. Wind up to 92 mph was reported near 4 miles south of Sheffield, IA. 10 tornadoes were reported, including one near 1 mile south-southeast of Webster City, IA. The storm had 14 official hail reports.

Affected statesAL, AR, AZ, CA, CO, FL, GA, IA, IL, KY, LA, MI, MN, MO, MS, NC, ND, NE, NM, NV, OH, SC, SD, TN, TX, UT, VA, WI, WY
Peak hail2.5 in
Reports14 official · 15 unofficial
Storm attributesHail · Wind · Tornado
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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 71.4%

71.4% from 14 official hail reports

10 reports aligned with the mapped swath and estimated hail size

Unofficial score 40.0%

40.0% from 15 unofficial hail reports

6 reports aligned with the mapped swath and estimated hail size

Storm description

Hail as large as 3.25 inches was reported near 5 miles northeast of Watson, MI. Wind up to 92 mph was reported near 4 miles south of Sheffield, IA. 10 tornadoes were reported, including one near 1 mile south-southeast of Webster City, IA. The storm had 14 official hail reports. The affected area shown on the map covers about 16056.7 square miles.

State storm details

Storm snapshot

Date windowJul 19, 2026 10:00 PM to Jul 21, 2026 1:45 AM CST
Mapped area16056.7 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