Hail History

Hail history for Walnut Grove, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Walnut Grove since 1987, with preliminary reports to November 3, 2026.

Readout · Walnut Grove

Last hail
Oct 24, 2023
1.75 in, golf ball size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
1.75 in
golf ball · Oct 24, 2023

11 reports on 11 days since 1987 · #402 of 451 Minnesota places

Hail map · Walnut Grove

Walnut Grove Tracy Milroy Wabasso 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
11 most recent reports with a location; Redwood County is shaded. Open street map

For homeowners

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What the record says about Walnut Grove

The latest hail report in and around Walnut Grove is from October 24, 2023, 1.75 in (golf ball size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.75 in on October 24, 2023.

Over the 20 years 2006–2025, Walnut Grove logged 4 reports on 4 hail days, about 0.2 reports a year. That is about half the median Minnesota town on this site (0.5 a year) and ranks #402 of 451 Minnesota cities and towns on this site for all-time reports. Walnut Grove accounts for 7% of the 156 reports filed in Redwood 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 October 24, 2023 near 10.28 NNE Dovray.

Hail here peaks in May (36% of reports); 64% fall between April and June.

Reports a year 2006–2025 average

  • Walnut Grove 0.2
  • Redwood County 3.5
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Walnut Grove 4
  • Redwood County 42
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Walnut Grove 0%
  • Redwood County 8%
  • Median Minnesota town on this site 6%

Hail over time

01 1987: 1 reports, largest 1.00 in 1990 1995 1999: 1 reports, largest 0.88 in 2000: 1 reports, largest 0.88 in 2000 2002: 1 reports, largest 1.00 in 2003: 1 reports, largest 0.88 in 2004: 1 reports, largest 1.00 in 2005: 1 reports, largest 1.00 in 2005 2008: 1 reports, largest 0.75 in 2010 2011: 1 reports, largest 0.75 in 2012: 1 reports, largest 1.00 in 2015 2020 2023: 1 reports, largest 1.75 in 2025
Reports per year, 1987–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb Mar April: 1 reports (9%) Apr May: 4 reports (36%) May June: 2 reports (18%) Jun July: 3 reports (27%) Jul Aug Sep October: 1 reports (9%) Oct Nov Dec
All 11 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 1 1
2022 0
2021 0
2020 0
2019 0
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Oct 24, 2023 1 1.75 in —

Largest hail on record

Largest hail reports in Walnut Grove
Date Size Location County Time · source
Oct 24, 2023 1.75 ingolf ball 10.28 NNE Dovray Murray 11:32 local · NCEI
May 1, 2012 1.00 inquarter 1.38 N Walnut Grove Redwood 17:45 local · NCEI
May 8, 2005 1.00 inquarter Walnut Grove Redwood 17:13 local · NCEI
Jun 15, 2004 1.00 inquarter Walnut Grove Redwood 22:00 local · NCEI
Jul 28, 2002 1.00 inquarter 2 W Walnut Grove Redwood 15:14 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Walnut Grove
Date Size Location County Time · source
Oct 24, 2023 1.75 ingolf ball 10.28 NNE Dovray Murray 11:32 local · NCEI
May 1, 2012 1.00 inquarter 1.38 N Walnut Grove Redwood 17:45 local · NCEI
Apr 9, 2011 0.75 inpenny Walnut Grove Redwood 08:29 local · NCEI
May 6, 2008 0.75 inpenny Walnut Grove Redwood 14:24 local · NCEI
May 8, 2005 1.00 inquarter Walnut Grove Redwood 17:13 local · NCEI
Jun 15, 2004 1.00 inquarter Walnut Grove Redwood 22:00 local · NCEI
Jun 23, 2003 0.88 innickel Walnut Grove Redwood 06:45 local · NCEI
Jul 28, 2002 1.00 inquarter 2 W Walnut Grove Redwood 15:14 local · NCEI
May 17, 2000 0.88 innickel Walnut Grove Redwood 11:05 local · NCEI
Jul 13, 1999 0.88 innickel 2 WSW Walnut Grove Redwood 20:10 local · NCEI
Jul 11, 1987 1.00 inquarter — Redwood 21:35 local · NCEI

Hail history near Walnut Grove

Questions about hail in Walnut Grove

How often does it hail in Walnut Grove, Minnesota?

11 hail reports have been logged in and within about 5 km (3 miles) of Walnut Grove since 1987. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #402 of 451 Minnesota places by number of reports.

When is hail season in Walnut Grove?

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

What is the largest hail recorded in Walnut Grove?

1.75 in (golf ball size) on October 24, 2023 near 10.28 NNE Dovray. 0% of reports here were 2 inches or larger.

When did it last hail in Walnut Grove?

The most recent report in this data is from October 24, 2023 (1.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was October 24, 2023.

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.