Hail History

Hail history for Royalton, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Royalton since 1990, with preliminary reports to November 3, 2026.

Readout · Royalton

Last hail
Aug 28, 2021
2.00 in, hen egg size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.50 in
tennis ball · Jul 25, 1999

14 reports on 10 days since 1990 · #290 of 451 Minnesota places

Hail map · Royalton

Royalton Rice Little Falls Pierz Flensburg 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
14 most recent reports with a location; Morrison County is shaded. Open street map

For homeowners

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What the record says about Royalton

The latest hail report in and around Royalton is from August 28, 2021, 2.00 in (hen egg size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Royalton logged 6 reports on 4 hail days, about 0.3 reports a year. That is 33% less than the median Minnesota town on this site (0.5 a year) and ranks #290 of 451 Minnesota cities and towns on this site for all-time reports. Royalton accounts for 8% of the 173 reports filed in Morrison County.

14% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Minnesota town on this site. The largest hail on record here is 2.50 in (tennis ball) on July 25, 1999 near 1 E Royalton.

The busiest year was 1999, with 5 reports on 3 days. Hail here peaks in June (36% of reports); 57% fall between April and June.

Reports a year 2006–2025 average

  • Royalton 0.3
  • Morrison County 3.9
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Royalton 4
  • Morrison County 46
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Royalton 14%
  • Morrison County 9%
  • Median Minnesota town on this site 6%

Hail over time

0246 1990: 1 reports, largest 1.75 in 1990 1991: 1 reports, largest 1.25 in 1995 1999: 5 reports, largest 2.50 in 2000 2004: 1 reports, largest 0.75 in 2005 2007: 2 reports, largest 1.00 in 2010 2015 2016: 1 reports, largest 1.75 in 2017: 2 reports, largest 1.00 in 2020 2021: 1 reports, largest 2.00 in 2025
Reports per year, 1990–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb March: 2 reports (14%) Mar Apr May: 3 reports (21%) May June: 5 reports (36%) Jun July: 2 reports (14%) Jul August: 2 reports (14%) Aug Sep Oct Nov Dec
All 14 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 1 1
2020 0
2019 0
2018 0
2017 2 2

Largest hail on record

Largest hail reports in Royalton
Date Size Location County Damage Time · source
Jul 25, 1999 2.50 intennis ball 1 E Royalton Morrison — 17:22 local · NCEI
Aug 28, 2021 2.00 inhen egg 0.48 W Royalton Morrison — 10:58 local · NCEI
May 24, 2016 1.75 ingolf ball 1.07 NW Royalton Morrison $500 17:20 local · NCEI
Jul 30, 1999 1.75 ingolf ball 5 NW Rice Benton — 13:55 local · NCEI
Jun 21, 1999 1.75 ingolf ball 2 E Royalton Morrison — 19:20 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Royalton
Date Size Location County Damage Time · source
Aug 28, 2021 2.00 inhen egg 0.48 W Royalton Morrison — 10:58 local · NCEI
Mar 6, 2017 1.00 inquarter 3.23 E Royalton Morrison — 16:34 local · NCEI
Mar 6, 2017 0.75 inpenny 0.69 N Royalton Morrison — 16:05 local · NCEI
May 24, 2016 1.75 ingolf ball 1.07 NW Royalton Morrison $500 17:20 local · NCEI
Jun 10, 2007 1.00 inquarter 7 NW Rice Benton — 17:30 local · NCEI
Jun 10, 2007 1.00 inquarter Royalton Morrison — 17:30 local · NCEI
May 26, 2004 0.75 inpenny Royalton Morrison — 16:48 local · NCEI
Jul 30, 1999 1.75 ingolf ball 5 NW Rice Benton — 13:55 local · NCEI
Jul 25, 1999 2.50 intennis ball 1 E Royalton Morrison — 17:22 local · NCEI
Jun 21, 1999 1.75 ingolf ball 2 E Royalton Morrison — 19:20 local · NCEI
Jun 21, 1999 0.75 inpenny 2 E Royalton Morrison — 19:02 local · NCEI
Jun 21, 1999 1.00 inquarter 3 NW Royalton Morrison — 18:50 local · NCEI

Hail history near Royalton

Questions about hail in Royalton

How often does it hail in Royalton, Minnesota?

14 hail reports have been logged in and within about 5 km (3 miles) of Royalton since 1990. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #290 of 451 Minnesota places by number of reports.

When is hail season in Royalton?

Most reports come in June, May, March. June alone accounts for 36% of all reports.

What is the largest hail recorded in Royalton?

2.50 in (tennis ball size) on July 25, 1999 near 1 E Royalton. 14% of reports here were 2 inches or larger.

When did it last hail in Royalton?

The most recent report in this data is from August 28, 2021 (2.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Royalton had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of Royalton since November 3, 2021. The last one was on August 28, 2021.

Where does this hail data come from?

Hail reports come from the NOAA NCEI Storm Events Database, which the National Weather Service compiles from spotter, public, law enforcement and media reports. Recent days use preliminary NWS Local Storm Reports via the Iowa Environmental Mesonet until NOAA publishes final data. Only reported hail is counted, so areas with fewer people tend to have fewer reports.