Hail History

Hail history for Owosso, Michigan

NOAA hail reports in and within about 5 km (3 miles) of Owosso since 1992, with preliminary reports to November 3, 2026.

Readout · Owosso

Last hail
Aug 3, 2022
0.75 in, penny size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
1.75 in
golf ball · Jun 25, 2002

10 reports on 9 days since 1992 · #127 of 130 Michigan places

Hail map · Owosso

Owosso Flushing 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
10 most recent reports with a location; Shiawassee County is shaded. Open street map

For homeowners

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What the record says about Owosso

The latest hail report in and around Owosso is from August 3, 2022, 0.75 in (penny size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 0.75 in on August 3, 2022.

Over the 20 years 2006–2025, Owosso logged 3 reports on 3 hail days, about 0.1 reports a year. That is about half the median Michigan town on this site (0.3 a year) and ranks #127 of 130 Michigan cities and towns on this site for all-time reports. Owosso accounts for 18% of the 55 reports filed in Shiawassee County.

0% of reports with a size were 2 inches (hen egg) or larger, against 0% for the median Michigan town on this site. The largest hail on record here is 1.75 in (golf ball) on June 25, 2002 near Owosso.

The busiest year was 2004, with 3 reports on 2 days. Hail here peaks in May (40% of reports); 80% fall between April and June.

Reports a year 2006–2025 average

  • Owosso 0.1
  • Shiawassee County 1.1
  • Median Michigan town on this site 0.3

Hail days 2006–2025

  • Owosso 3
  • Shiawassee County 14
  • Median Michigan town on this site 5

Share 2 in or larger of sized reports

  • Owosso 0%
  • Shiawassee County 0%
  • Median Michigan town on this site 0%

Hail over time

0123 1992: 1 reports, largest 0.75 in 1995 1996: 1 reports, largest 0.75 in 1998: 1 reports, largest 0.75 in 2000 2002: 1 reports, largest 1.75 in 2004: 3 reports, largest 1.00 in 2005 2008: 2 reports, largest 0.88 in 2010 2015 2020 2022: 1 reports, largest 0.75 in 2025
Reports per year, 1992–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb Mar April: 2 reports (20%) Apr May: 4 reports (40%) May June: 2 reports (20%) Jun July: 1 reports (10%) Jul August: 1 reports (10%) Aug Sep Oct Nov Dec
All 10 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 1 1
2021 0
2020 0
2019 0
2018 0
2017 0

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 3, 2022 1 0.75 in —

Largest hail on record

Largest hail reports in Owosso
Date Size Location County Time · source
Jun 25, 2002 1.75 ingolf ball Owosso Shiawassee 17:46 local · NCEI
May 17, 2004 1.00 inquarter 1 E Owosso Shiawassee 14:25 local · NCEI
Jun 8, 2008 0.88 innickel 3.61 E Bennington Shiawassee 15:26 local · NCEI
Apr 11, 2008 0.88 innickel 2.81 S New Haven Shiawassee 17:00 local · NCEI
May 17, 2004 0.88 innickel Owosso Shiawassee 14:30 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Owosso
Date Size Location County Time · source
Aug 3, 2022 0.75 inpenny 0.86 NW Owosso Shiawassee 14:50 local · NCEI
Jun 8, 2008 0.88 innickel 3.61 E Bennington Shiawassee 15:26 local · NCEI
Apr 11, 2008 0.88 innickel 2.81 S New Haven Shiawassee 17:00 local · NCEI
Jul 13, 2004 0.75 inpenny 2 SW Mt Morris Genesee 21:20 local · NCEI
May 17, 2004 0.88 innickel Owosso Shiawassee 14:30 local · NCEI
May 17, 2004 1.00 inquarter 1 E Owosso Shiawassee 14:25 local · NCEI
Jun 25, 2002 1.75 ingolf ball Owosso Shiawassee 17:46 local · NCEI
May 31, 1998 0.75 inpenny Owosso Shiawassee 05:20 local · NCEI
Apr 12, 1996 0.75 inpenny Owosso Shiawassee 14:15 local · NCEI
May 2, 1992 0.75 inpenny — Shiawassee 10:44 local · NCEI

Hail history near Owosso

Questions about hail in Owosso

How often does it hail in Owosso, Michigan?

10 hail reports have been logged in and within about 5 km (3 miles) of Owosso since 1992. Over the 20 years 2006–2025 that averages 0.1 reports a year. That ranks #127 of 130 Michigan places by number of reports.

When is hail season in Owosso?

Most reports come in May, April, June. May alone accounts for 40% of all reports.

What is the largest hail recorded in Owosso?

1.75 in (golf ball size) on June 25, 2002 near Owosso. 0% of reports here were 2 inches or larger.

When did it last hail in Owosso?

The most recent report in this data is from August 3, 2022 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Owosso 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 August 3, 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.