HailEvidence → hail history → Royal, IA
Royal, IA hail history
Every figure below is from the NOAA NCEI Storm Events Database — the official NWS record — counting events recorded within 10 miles of the Royal city centroid, 1950 to present.
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Hail by year — last 15 years
| Year | Hail events ≤ 10 mi | Largest hail |
|---|---|---|
| 2026 | 2 | 1.25" (half dollar) |
| 2025 | 0 | — |
| 2024 | 8 | 3.00" (tea cup) |
| 2023 | 3 | 1.75" (golf ball) |
| 2022 | 2 | 0.88" (nickel) |
| 2021 | 0 | — |
| 2020 | 0 | — |
| 2019 | 7 | 1.50" (ping pong ball) |
| 2018 | 5 | 2.50" (tennis ball) |
| 2017 | 1 | 1.75" (golf ball) |
| 2016 | 1 | 0.75" (penny) |
| 2015 | 0 | — |
| 2014 | 1 | 1.00" (quarter) |
| 2013 | 1 | 0.88" (nickel) |
| 2012 | 4 | 1.50" (ping pong ball) |
Note: the current and prior year reflect the latest NCEI compile and grow as NWS finalizes reports; same-day activity appears on this site's storm-day pages before it reaches this table.
Wind and tornado record
- 113 thunderstorm-wind events, strongest 105 mph, most recent 2026-05-17.
- 26 tornado events, most recent 2026-05-17.
Most recent recorded events
| Date | Type | Magnitude | Distance |
|---|---|---|---|
| 2026-05-17 | Thunderstorm Wind | 90 mph | 7.4 mi |
| 2026-05-17 | Tornado | EFU | 2.5 mi |
| 2026-05-17 | Tornado | EFU | 5.1 mi |
| 2026-05-15 | Hail | 1.25" | 6.5 mi |
| 2026-04-13 | Hail | 1.00" | 9.4 mi |
| 2025-07-28 | Thunderstorm Wind | 60 mph | 9 mi |
| 2025-07-28 | Thunderstorm Wind | 85 mph | 9 mi |
| 2025-07-28 | Thunderstorm Wind | 92 mph | 8 mi |
| 2024-06-21 | Thunderstorm Wind | 60 mph | 8.1 mi |
| 2024-06-21 | Thunderstorm Wind | 60 mph | 9 mi |
2026-05-17: “Wind gusts caused considerable damage to the Greenville grain elevator. Numerous branches and power lines were also downed.”
2026-05-17: “A very brief tornado was observed in an open field around 3 miles southeast of Royal. The tornado was estimated to touch down around one-half mile southwest of the intersection of 420th Street and 170th Avenue. The tornado tracked east-northeast across open fields for around one minute before liftin”
2026-05-17: “Video documented a brief tornado in an open field around 5 miles west-southwest of Royal. The tornado was estimated to touch down around one-half mile east of 100th Avenue along 420th Street. The tornado tracked east-northeast for less than two minutes across open fields before lifting around one-qu”
Storm-day records for Royal — “did it hail on this date?”
Each recorded hail day in Royal has its own page with the official NWS reports for that date.
- Hail in Royal, IA on August 8, 2026 — up to 1.00"
Disputing a claim at a Royal address?
This page covers the city. A claim is argued about one property, so start with the free address check — it counts the recorded events around your address, not the city centroid. If you need the record itself in writing, that's the citable verification report — $29.
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Address lookup by the U.S. Census Bureau geocoder. Records: NOAA NCEI Storm Events (final) plus SPC preliminary reports for storms newer than the latest compile — see methodology.
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Nearby hail history
source: NOAA NCEI Storm Events computed 2026-09-10