HailEvidence NWS storm records · per-address verification

HailEvidencehail 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.

140hail events since 1950
89≥ 1.00" (quarter) or larger
4.25"largest on record · 2004-05-21
2024-06-21most recent hail event

Hail by year — last 15 years

YearHail events ≤ 10 miLargest hail
2026 0
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

Most recent recorded events

DateTypeMagnitudeDistance
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
2024-06-21 Thunderstorm Wind 75 mph 8 mi
2024-06-21 Hail 1.00" 8.2 mi
2024-06-17 Hail 1.00" 9 mi
2024-05-20 Hail 1.50" 7.4 mi
2024-05-20 Hail 3.00" 2.9 mi

2025-07-28: “Spotty minor tree damage occurred across town with scattered small limbs blown down.”

2025-07-28: “Thunderstorm winds uprooted several trees throughout town.”

2025-07-28: “An extended period of damaging thunderstorm wind gusts was recorded by station KSPW northwest of Spencer. Initial severe wind gusts were measured at 2135 CST with a peak wind gust of 92 mph at 2142 CST.”

Disputing a claim at a Royal address?

This page covers the city. A claim dispute needs the record around your address: every NWS-recorded event within 1, 3 and 10 miles, the disputed date highlighted, citations formatted for an insurance appeal.

Verify an address — $29
NWS records are point and path observations. The absence of a nearby report does NOT prove that no hail fell at this address — it means no observation was logged nearby. A report of nearby hail documents the event; it does not by itself prove damage to a specific structure.

source: NOAA NCEI Storm Events computed 2026-06-12