Hail History

Hail history for Fond du Lac, Wisconsin

NOAA hail reports in and within about 5 km (3 miles) of Fond du Lac since 1956, with preliminary reports to November 3, 2026.

Readout · Fond du Lac

Last hail
Aug 18, 2026
1.00 in, quarter size · preliminary
Hail days, last 5 years
4
since Nov 3, 2021 · 18 reports
Largest ever
3.25 in
teacup · Jul 1, 2026

50 reports on 28 days since 1956 · #7 of 271 Wisconsin places

Hail map · Fond du Lac

Fond du Lac Lomira Waupun Ripon 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
50 most recent reports with a location; Fond du Lac County is shaded. Open street map

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What the record says about Fond du Lac

The latest hail report in and around Fond du Lac is from August 18, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 4 separate hail days; the biggest stones in that time were 3.25 in on July 1, 2026.

Over the 20 years 2006–2025, Fond du Lac logged 22 reports on 15 hail days, about 1.1 reports a year. That is about twice the median Wisconsin town on this site (0.5 a year) and ranks #7 of 271 Wisconsin cities and towns on this site for all-time reports. Fond du Lac accounts for 42% of the 119 reports filed in Fond du Lac County.

14% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Wisconsin town on this site. The largest hail on record here is 3.25 in (teacup) on July 1, 2026 near 2.94 NNW Hamilton.

Reports held about level in 2016–2025 (11) compared with 2006–2015 (11). The busiest year was 2026, with 16 reports on 2 days. Hail here peaks in July (50% of reports); 18% fall between April and June.

Reports a year 2006–2025 average

  • Fond du Lac 1.1
  • Fond du Lac County 3.0
  • Median Wisconsin town on this site 0.5

Hail days 2006–2025

  • Fond du Lac 15
  • Fond du Lac County 36
  • Median Wisconsin town on this site 7

Share 2 in or larger of sized reports

  • Fond du Lac 14%
  • Fond du Lac County 13%
  • Median Wisconsin town on this site 6%

Hail over time

05101520 1956: 1 reports, largest 1.50 in 1960 1966: 1 reports, largest 1.00 in 1968: 1 reports, largest 1.75 in 1970 1976: 1 reports, largest 1.00 in 1979: 1 reports, largest 1.00 in 1980 1989: 1 reports, largest 0.75 in 1990: 1 reports, largest 1.75 in 1990 2000: 1 reports, largest 0.75 in 2000 2002: 1 reports, largest 0.75 in 2004: 1 reports, largest 0.75 in 2005: 2 reports, largest 0.75 in 2006: 2 reports, largest 1.75 in 2007: 1 reports, largest 0.75 in 2008: 1 reports, largest 0.75 in 2010: 1 reports, largest 0.75 in 2010 2011: 2 reports, largest 1.00 in 2012: 1 reports, largest 1.50 in 2013: 1 reports, largest 0.75 in 2015: 2 reports, largest 1.75 in 2017: 1 reports, largest 1.00 in 2018: 3 reports, largest 2.00 in 2020 2021: 5 reports, largest 3.00 in 2023: 2 reports, largest 0.88 in 2026: 16 reports, largest 3.25 in
Reports per year, 1956–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0102030 Jan Feb Mar Apr May: 3 reports (6%) May June: 6 reports (12%) Jun July: 25 reports (50%) Jul August: 7 reports (14%) Aug September: 5 reports (10%) Sep October: 3 reports (6%) Oct November: 1 reports (2%) Nov Dec
All 50 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 142 16
2025 0
2024 0
2023 2 2
2022 0
2021 5 5
2020 0
2019 0
2018 3 3
2017 1 1

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Aug 18, 2026 2 1.00 in View
Jul 1, 2026 14 3.25 in —
Jul 22, 2023 1 0.88 in —
Jul 16, 2023 1 0.88 in —

Largest hail on record

Largest hail reports in Fond du Lac
Date Size Location County Time · source
Jul 1, 2026 3.25 inteacup 2.94 NNW Hamilton Fond Du Lac 11:28 local · NCEI
Sep 7, 2021 3.00 inteacup 1.47 NNE North Fond Du Lac Fond Du Lac 09:10 local · NCEI
Jul 1, 2026 2.50 intennis ball 2.94 NNW Marblehead Fond Du Lac 11:25 local · NCEI
Jul 1, 2026 2.00 inhen egg 1.71 NW Marblehead Fond Du Lac 11:25 local · NCEI
Jul 1, 2026 2.00 inhen egg 1.21 SE Fond Du Lac Airport Fond Du Lac 11:20 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Fond du Lac
Date Size Location County Time · source
Aug 18, 2026 1.00 inquarter 1 SSE Fond Du Lac Fond du Lac 21:50 UTC · NWS prelim.
Aug 18, 2026 1.00 inquarter 1 NE Fond Du Lac Fond du Lac 21:50 UTC · NWS prelim.
Jul 1, 2026 1.50 inping pong ball 2.76 S Taycheedah Fond Du Lac 11:38 local · NCEI
Jul 1, 2026 1.25 inhalf dollar 2.13 NNW Hamilton Fond Du Lac 11:30 local · NCEI
Jul 1, 2026 1.50 inping pong ball 2.76 N Marblehead Fond Du Lac 11:30 local · NCEI
Jul 1, 2026 1.50 inping pong ball 2.3 SSE Fond Du Lac Fond Du Lac 11:30 local · NCEI
Jul 1, 2026 3.25 inteacup 2.94 NNW Hamilton Fond Du Lac 11:28 local · NCEI
Jul 1, 2026 1.00 inquarter 1.38 S Fond Du Lac Fond Du Lac 11:26 local · NCEI
Jul 1, 2026 2.00 inhen egg 1.71 NW Marblehead Fond Du Lac 11:25 local · NCEI
Jul 1, 2026 2.50 intennis ball 2.94 NNW Marblehead Fond Du Lac 11:25 local · NCEI
Jul 1, 2026 1.75 ingolf ball 2.88 SE Fond Du Lac Fond Du Lac 11:25 local · NCEI
Jul 1, 2026 1.75 ingolf ball 2.04 SE Fond Du Lac Airport Fond Du Lac 11:24 local · NCEI

Hail history near Fond du Lac

Questions about hail in Fond du Lac

How often does it hail in Fond du Lac, Wisconsin?

50 hail reports have been logged in and within about 5 km (3 miles) of Fond du Lac since 1956. Over the 20 years 2006–2025 that averages 1.1 reports a year. That ranks #7 of 271 Wisconsin places by number of reports.

When is hail season in Fond du Lac?

Most reports come in July, August, June. July alone accounts for 50% of all reports.

What is the largest hail recorded in Fond du Lac?

3.25 in (teacup size) on July 1, 2026 near 2.94 NNW Hamilton. 14% of reports here were 2 inches or larger.

When did it last hail in Fond du Lac?

The most recent report in this data is from August 18, 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 Fond du Lac had in the last five years?

4 separate days with hail reports since November 3, 2021, adding up to 18 reports. The most recent was August 18, 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.