Hail History

Hail history for Onamia, Minnesota

NOAA hail reports in and within about 5 km (3 miles) of Onamia since 1997, with preliminary reports to November 3, 2026.

Readout · Onamia

Last hail
Jun 10, 2026
0.75 in, penny size
Hail days, last 5 years
1
since Nov 3, 2021 · 1 report
Largest ever
2.50 in
tennis ball · Sep 3, 2014

13 reports on 9 days since 1997 · #326 of 451 Minnesota places

Hail map · Onamia

Onamia Milaca Pierz Mora Gilman Foley 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
13 most recent reports with a location; Mille Lacs County is shaded. Open street map

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What the record says about Onamia

The latest hail report in and around Onamia is from June 10, 2026, 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 June 10, 2026.

Over the 20 years 2006–2025, Onamia logged 11 reports on 7 hail days, about 0.6 reports a year. That is 22% more than the median Minnesota town on this site (0.5 a year) and ranks #326 of 451 Minnesota cities and towns on this site for all-time reports. Onamia accounts for 12% of the 111 reports filed in Mille Lacs County.

15% 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 September 3, 2014 near 0.9 SSE Onamia.

Reports were down 78% in 2016–2025 (2) compared with 2006–2015 (9). The busiest year was 2014, with 6 reports on 2 days. Hail here peaks in July (46% of reports); 23% fall between April and June.

Reports a year 2006–2025 average

  • Onamia 0.6
  • Mille Lacs County 2.8
  • Median Minnesota town on this site 0.5

Hail days 2006–2025

  • Onamia 7
  • Mille Lacs County 34
  • Median Minnesota town on this site 7

Share 2 in or larger of sized reports

  • Onamia 15%
  • Mille Lacs County 13%
  • Median Minnesota town on this site 6%

Hail over time

0246 1997: 1 reports, largest 1.00 in 2000 2005 2006: 1 reports, largest 0.75 in 2007: 1 reports, largest 0.88 in 2010 2014: 6 reports, largest 2.50 in 2015: 1 reports, largest 0.88 in 2015 2017: 2 reports, largest 2.00 in 2020 2025 2026: 1 reports, largest 0.75 in
Reports per year, 1997–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar Apr May June: 3 reports (23%) Jun July: 6 reports (46%) Jul Aug September: 3 reports (23%) Sep October: 1 reports (8%) Oct Nov Dec
All 13 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 1 1
2025 0
2024 0
2023 0
2022 0
2021 0
2020 0
2019 0
2018 0
2017 2 2

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Jun 10, 2026 1 0.75 in —

Largest hail on record

Largest hail reports in Onamia
Date Size Location County Time · source
Sep 3, 2014 2.50 intennis ball 0.9 SSE Onamia Mille Lacs 15:03 local · NCEI
Jul 9, 2017 2.00 inhen egg 0.84 SE Onamia Mille Lacs 19:21 local · NCEI
Jul 12, 2017 1.75 ingolf ball 0.96 SSE Onamia Mille Lacs 00:26 local · NCEI
Sep 3, 2014 1.00 inquarter 3.74 SSE Onamia Mille Lacs 15:10 local · NCEI
Jul 26, 2014 1.00 inquarter 2.43 S Onamia Mille Lacs 16:45 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Onamia
Date Size Location County Time · source
Jun 10, 2026 0.75 inpenny 0.84 SE Onamia Mille Lacs 17:31 local · NCEI
Jul 12, 2017 1.75 ingolf ball 0.96 SSE Onamia Mille Lacs 00:26 local · NCEI
Jul 9, 2017 2.00 inhen egg 0.84 SE Onamia Mille Lacs 19:21 local · NCEI
Jun 7, 2015 0.88 innickel 0.84 SE Onamia Mille Lacs 20:00 local · NCEI
Sep 3, 2014 1.00 inquarter 3.74 SSE Onamia Mille Lacs 15:10 local · NCEI
Sep 3, 2014 2.50 intennis ball 0.9 SSE Onamia Mille Lacs 15:03 local · NCEI
Jul 26, 2014 1.00 inquarter 2.43 S Onamia Mille Lacs 16:45 local · NCEI
Jul 26, 2014 1.00 inquarter 2.76 S Onamia Mille Lacs 16:45 local · NCEI
Jul 26, 2014 1.00 inquarter 0.69 S Onamia Mille Lacs 16:18 local · NCEI
Jul 26, 2014 1.00 inquarter 0.48 W Onamia Mille Lacs 16:18 local · NCEI
Jun 10, 2007 0.88 innickel 3 S Onamia Mille Lacs 18:35 local · NCEI
Oct 3, 2006 0.75 inpenny Onamia Mille Lacs 15:07 local · NCEI

Hail history near Onamia

Questions about hail in Onamia

How often does it hail in Onamia, Minnesota?

13 hail reports have been logged in and within about 5 km (3 miles) of Onamia since 1997. Over the 20 years 2006–2025 that averages 0.6 reports a year. That ranks #326 of 451 Minnesota places by number of reports.

When is hail season in Onamia?

Most reports come in July, June, September. July alone accounts for 46% of all reports.

What is the largest hail recorded in Onamia?

2.50 in (tennis ball size) on September 3, 2014 near 0.9 SSE Onamia. 15% of reports here were 2 inches or larger.

When did it last hail in Onamia?

The most recent report in this data is from June 10, 2026 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

How many hail storms has Onamia 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 June 10, 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.