Hail History

Hail history for Stewartville, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Stewartville since 1959, with preliminary reports to November 3, 2026.

Readout · Stewartville

Last hail
Apr 12, 2022
1.00 in, quarter size
Hail days, last 5 years
1
since Nov 3, 2021 · 2 reports
Largest ever
1.75 in
golf ball · Jun 20, 1974

36 reports on 27 days since 1959 · #46 of 451 Minnesota places

Hail map · Stewartville

Stewartville Rochester Byron Chatfield Eyota Kasson 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
36 most recent reports with a location; Olmsted County is shaded. Open street map

For homeowners

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What the record says about Stewartville

The latest hail report in and around Stewartville is from April 12, 2022, 1.00 in (quarter size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.00 in on April 12, 2022.

Over the 20 years 2006–2025, Stewartville logged 13 reports on 9 hail days, about 0.7 reports a year. That is 44% more than the median Minnesota town on this site (0.5 a year) and ranks #46 of 451 Minnesota cities and towns on this site for all-time reports. Stewartville accounts for 10% of the 373 reports filed in Olmsted County.

0% 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 1.75 in (golf ball) on June 20, 1974.

Reports were down 70% in 2016–2025 (3) compared with 2006–2015 (10). The busiest year was 2004, with 5 reports on 1 day. Hail here peaks in May (22% of reports); 61% fall between April and June.

Reports a year 2006–2025 average

  • Stewartville 0.7
  • Olmsted County 9.3
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Stewartville 9
  • Olmsted County 64
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Stewartville 0%
  • Olmsted County 4%
  • Median Minnesota town on this site 6%

Hail over time

0246 1959: 2 reports, largest 1.50 in 1960 1961: 3 reports, largest 1.75 in 1963: 3 reports, largest 1.50 in 1964: 1 reports, largest 1.00 in 1965: 2 reports, largest 1.75 in 1966: 1 reports, largest 1.00 in 1968: 1 reports, largest 1.00 in 1970: 1 reports, largest 1.00 in 1970 1971: 1 reports, largest 0.75 in 1974: 1 reports, largest 1.75 in 1977: 1 reports, largest 1.00 in 1980 1990 2000 2001: 1 reports, largest 0.75 in 2004: 5 reports, largest 1.00 in 2006: 1 reports, largest 1.00 in 2008: 2 reports, largest 1.00 in 2009: 2 reports, largest 1.00 in 2010 2013: 3 reports, largest 0.88 in 2014: 2 reports, largest 1.00 in 2019: 1 reports, largest 0.75 in 2020 2022: 2 reports, largest 1.00 in
Reports per year, 1959–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
02468 Jan Feb Mar April: 7 reports (19%) Apr May: 8 reports (22%) May June: 7 reports (19%) Jun July: 7 reports (19%) Jul August: 4 reports (11%) Aug September: 1 reports (3%) Sep October: 1 reports (3%) Oct November: 1 reports (3%) Nov Dec
All 36 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 2 2
2021 0
2020 0
2019 1 1
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Apr 12, 2022 2 1.00 in —

Largest hail on record

Largest hail reports in Stewartville
Date Size Location County Time · source
Jun 20, 1974 1.75 ingolf ball — Olmsted 13:55 local · NCEI
May 3, 1965 1.75 ingolf ball — Olmsted 06:30 local · NCEI
Jun 10, 1961 1.75 ingolf ball — Olmsted 14:06 local · NCEI
Jul 15, 1965 1.50 inping pong ball — Olmsted 20:00 local · NCEI
Jul 16, 1963 1.50 inping pong ball — Olmsted 19:00 local · NCEI

Sizes filed before 1996 are often rough estimates (round numbers like 7.00 or 8.00 in) without an exact spot; they are shown as NOAA filed them.

Size of every report

Most recent reports

Most recent hail reports in Stewartville
Date Size Location County Damage Time · source
Apr 12, 2022 1.00 inquarter 0.85 NW Stewartville Olmsted — 13:22 local · NCEI
Apr 12, 2022 1.00 inquarter 3.6 NNE Racine Mower — 13:21 local · NCEI
Sep 2, 2019 0.75 inpenny 0.85 NW Stewartville Olmsted — 23:34 local · NCEI
May 8, 2014 1.00 inquarter 0.48 NW Stewartville Olmsted — 14:51 local · NCEI
May 8, 2014 0.75 inpenny 0.44 NW Stewartville Olmsted — 14:37 local · NCEI
Jun 21, 2013 0.75 inpenny 0.85 NW Stewartville Olmsted — 04:52 local · NCEI
May 31, 2013 0.88 innickel 1.65 WSW Pleasant Grove Olmsted — 20:37 local · NCEI
May 31, 2013 0.75 inpenny 0.85 NW Stewartville Olmsted — 20:11 local · NCEI
Jul 24, 2009 1.00 inquarter 1.47 NNW Stewartville Olmsted $12K 09:58 local · NCEI
Jul 24, 2009 1.00 inquarter 1.47 NNW Stewartville Olmsted $5K 09:58 local · NCEI
Aug 14, 2008 1.00 inquarter 1.47 SSE Judge Olmsted $300 13:49 local · NCEI
Jul 10, 2008 1.00 inquarter 0.71 NNW Stewartville Olmsted — 14:20 local · NCEI

Hail history near Stewartville

Questions about hail in Stewartville

How often does it hail in Stewartville, Minnesota?

36 hail reports have been logged in and within about 5 km (3 miles) of Stewartville since 1959. Over the 20 years 2006–2025 that averages 0.7 reports a year. That ranks #46 of 451 Minnesota places by number of reports.

When is hail season in Stewartville?

Most reports come in May, April, June. May alone accounts for 22% of all reports.

What is the largest hail recorded in Stewartville?

1.75 in (golf ball size) on June 20, 1974. 0% of reports here were 2 inches or larger.

When did it last hail in Stewartville?

The most recent report in this data is from April 12, 2022 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

1 separate days with hail reports since November 3, 2021, adding up to 2 reports. The most recent was April 12, 2022.

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.