Hail History

Hail history for Granite Falls, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Granite Falls since 1961, with preliminary reports to November 3, 2026.

Readout · Granite Falls

Last hail
Oct 28, 2026
1.00 in, quarter size · preliminary
Hail days, last 5 years
1
since Nov 3, 2021 · 2 reports
Largest ever
1.75 in
golf ball · May 7, 2000

12 reports on 11 days since 1961 · #350 of 451 Minnesota places

Hail map · Granite Falls

Granite Falls Sacred Heart Montevideo Clara City Cottonwood Boyd 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
12 most recent reports with a location; Yellow Medicine County is shaded. Open street map

For homeowners

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What the record says about Granite Falls

The latest hail report in and around Granite Falls is from October 28, 2026, 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 October 28, 2026.

Over the 20 years 2006–2025, Granite Falls 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 #350 of 451 Minnesota cities and towns on this site for all-time reports. Granite Falls accounts for 12% of the 104 reports filed in Yellow Medicine 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 May 7, 2000 near 2 NW Granite Falls.

The busiest year was 2026, with 2 reports on 1 day. Hail here peaks in May (25% of reports); 50% fall between April and June.

Reports a year 2006–2025 average

  • Granite Falls 0.2
  • Yellow Medicine County 2.4
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Granite Falls 4
  • Yellow Medicine County 27
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Granite Falls 0%
  • Yellow Medicine County 6%
  • Median Minnesota town on this site 6%

Hail over time

012 1961: 1 reports, largest 1.75 in 1970 1980 1990 1991: 1 reports, largest 0.75 in 1998: 1 reports, largest 0.75 in 1999: 1 reports, largest 0.75 in 2000: 1 reports, largest 1.75 in 2000 2003: 1 reports, largest 0.75 in 2006: 1 reports, largest 0.75 in 2008: 1 reports, largest 0.75 in 2010 2013: 1 reports, largest 0.75 in 2019: 1 reports, largest 1.00 in 2020 2026: 2 reports, largest 1.00 in
Reports per year, 1961–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0123 Jan Feb Mar Apr May: 3 reports (25%) May June: 3 reports (25%) Jun July: 2 reports (17%) Jul August: 2 reports (17%) Aug Sep October: 2 reports (17%) Oct Nov Dec
All 12 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 2 2
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 1 1
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Oct 28, 2026 2 1.00 in View

Largest hail on record

Largest hail reports in Granite Falls
Date Size Location County Time · source
May 7, 2000 1.75 ingolf ball 2 NW Granite Falls Chippewa 19:15 local · NCEI
Jul 20, 1961 1.75 ingolf ball — Yellow Medicine 17:00 local · NCEI
Oct 28, 2026 1.00 inquarter Granite Falls Yellow Medicine 18:33 UTC · NWS prelim.
Oct 28, 2026 1.00 inquarter Granite Falls Yellow Medicine 17:36 UTC · NWS prelim.
Jun 4, 2019 1.00 inquarter 1.38 N (Gdb)granite Falls Airport Yellow Medicine 15:30 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 Granite Falls
Date Size Location County Time · source
Oct 28, 2026 1.00 inquarter Granite Falls Yellow Medicine 18:33 UTC · NWS prelim.
Oct 28, 2026 1.00 inquarter Granite Falls Yellow Medicine 17:36 UTC · NWS prelim.
Jun 4, 2019 1.00 inquarter 1.38 N (Gdb)granite Falls Airport Yellow Medicine 15:30 local · NCEI
Jun 18, 2013 0.75 inpenny 0.85 SE Granite Falls Chippewa 00:15 local · NCEI
Aug 13, 2008 0.75 inpenny 0.85 SE Granite Falls Yellow Medicine 13:00 local · NCEI
Jul 13, 2006 0.75 inpenny 4 NW Granite Falls Yellow Medicine 17:30 local · NCEI
Jun 24, 2003 0.75 inpenny Chokio Stevens 15:02 local · NCEI
May 7, 2000 1.75 ingolf ball 2 NW Granite Falls Chippewa 19:15 local · NCEI
May 4, 1999 0.75 inpenny Granite Falls Yellow Medicine 03:05 local · NCEI
May 30, 1998 0.75 inpenny Granite Falls Yellow Medicine 20:15 local · NCEI
Aug 15, 1991 0.75 inpenny — Chippewa 12:00 local · NCEI
Jul 20, 1961 1.75 ingolf ball — Yellow Medicine 17:00 local · NCEI

Hail history near Granite Falls

Questions about hail in Granite Falls

How often does it hail in Granite Falls, Minnesota?

12 hail reports have been logged in and within about 5 km (3 miles) of Granite Falls since 1961. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #350 of 451 Minnesota places by number of reports.

When is hail season in Granite Falls?

Most reports come in May, June, July. May alone accounts for 25% of all reports.

What is the largest hail recorded in Granite Falls?

1.75 in (golf ball size) on May 7, 2000 near 2 NW Granite Falls. 0% of reports here were 2 inches or larger.

When did it last hail in Granite Falls?

The most recent report in this data is from October 28, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Granite Falls 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 October 28, 2026.

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.