Hail History

Hail history for Dunn County, Wisconsin

Every NOAA hail report filed in Dunn County since 1961, with preliminary National Weather Service reports to November 5, 2026.

Readout · Dunn County

Last hail
May 15, 2025
1.00 in, quarter size
Hail days, last 5 years
7
since Nov 5, 2021 · 10 reports
Largest ever
2.75 in
baseball · May 25, 2008

132 reports on 77 days since 1961 · #30 of 73 Wisconsin counties

Hail map · Dunn County

Menomonie Elk Mound 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
128 most recent reports with a location. Dot size and colour follow hail size. Open street map

For homeowners

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What the record says about Dunn County

The latest hail report in Dunn County is from May 15, 2025, 1.00 in (quarter size). Since November 5, 2021 there have been 7 separate hail days; the biggest stones in that time were 2.00 in on May 19, 2022.

Over the 20 years 2006–2025, Dunn County logged 83 reports on 43 hail days, about 4.2 reports a year. That is 19% more than the median Wisconsin county (3.5 a year) and ranks #30 of 73 Wisconsin counties for all-time reports. Dunn County holds 1% of all 9,358 hail reports in Wisconsin.

5% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Wisconsin county. The largest hail on record here is 2.75 in (baseball) on May 25, 2008 near 0.85 NE Colfax.

Reports were down 49% in 2016–2025 (28) compared with 2006–2015 (55). The busiest year was 2008, with 13 reports on 5 days. Hail here peaks in May (25% of reports); 50% fall between April and June.

Reports a year 2006–2025 average

  • Dunn County 4.2
  • Median Wisconsin county 3.5

Hail days 2006–2025

  • Dunn County 43
  • Median Wisconsin county 37

Share 2 in or larger of sized reports

  • Dunn County 5%
  • Median Wisconsin county 7%

Hail over time

051015 1961: 1 reports, largest 1.00 in 1964: 1 reports, largest 1.50 in 1968: 2 reports, largest 1.75 in 1970 1980 1981: 2 reports, largest 1.50 in 1986: 1 reports, largest 1.75 in 1989: 1 reports, largest 1.75 in 1990 1991: 1 reports, largest 1.75 in 1994: 2 reports, largest 2.50 in 1995: 2 reports, largest 1.75 in 1996: 3 reports, largest 0.88 in 1997: 2 reports, largest 1.75 in 1998: 1 reports, largest 1.00 in 2000: 2 reports, largest 1.75 in 2000 2001: 5 reports, largest 1.75 in 2002: 12 reports, largest 1.75 in 2004: 7 reports, largest 1.75 in 2005: 4 reports, largest 1.00 in 2006: 10 reports, largest 2.75 in 2007: 5 reports, largest 0.88 in 2008: 13 reports, largest 2.75 in 2009: 1 reports, largest 0.75 in 2010: 1 reports, largest 0.88 in 2010 2011: 10 reports, largest 2.00 in 2012: 4 reports, largest 1.00 in 2013: 7 reports, largest 1.75 in 2014: 2 reports, largest 1.00 in 2015: 2 reports, largest 1.50 in 2016: 7 reports, largest 1.75 in 2017: 3 reports, largest 1.75 in 2018: 5 reports, largest 1.25 in 2020: 1 reports, largest 1.00 in 2020 2021: 2 reports, largest 1.00 in 2022: 2 reports, largest 2.00 in 2023: 6 reports, largest 1.25 in 2025: 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.
010203040 Jan Feb March: 1 reports (1%) Mar April: 16 reports (12%) Apr May: 33 reports (25%) May June: 17 reports (13%) Jun July: 32 reports (24%) Jul August: 24 reports (18%) Aug September: 7 reports (5%) Sep October: 2 reports (2%) Oct Nov Dec
All 132 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 11 2
2024 0
2023 33 6
2022 11 2
2021 2 2
2020 1 1
2019 0
2018 14 5
2017 12 3

Hail days since Nov 5, 2021

DateReportsLargestStorm page
May 15, 2025 1 1.00 in —
Apr 17, 2025 1 1.00 in —
Aug 11, 2023 3 1.25 in —
Jul 14, 2023 2 1.25 in —
Jul 10, 2023 1 0.88 in —
Sep 20, 2022 1 1.00 in —
May 19, 2022 1 2.00 in —

Largest hail on record

Largest hail reports in Dunn County
Date Size Location Time · source
May 25, 2008 2.75 inbaseball 0.85 NE Colfax 17:50 local · NCEI
May 25, 2008 2.75 inbaseball 4.86 NE Wheeler 17:42 local · NCEI
Aug 24, 2006 2.75 inbaseball 6 NW Eau Galle 16:40 local · NCEI
May 25, 2008 2.50 intennis ball 2.13 NNE Downing 17:28 local · NCEI
Apr 26, 1994 2.50 intennis ball Connorsville 11:50 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 Dunn County
Date Size Location Time · source
May 15, 2025 1.00 inquarter 2.02 NW Elk Mound 14:58 local · NCEI
Apr 17, 2025 1.00 inquarter Elk Mound 11:34 local · NCEI
Aug 11, 2023 0.75 inpenny 2.07 N Downsville 17:11 local · NCEI
Aug 11, 2023 1.00 inquarter 3.92 W Menomonie 16:40 local · NCEI
Aug 11, 2023 1.25 inhalf dollar 0.98 E Knapp 16:33 local · NCEI
Jul 14, 2023 1.25 inhalf dollar 2.54 SW Boyceville 16:24 local · NCEI
Jul 14, 2023 1.00 inquarter 0.49 W Boyceville 16:22 local · NCEI
Jul 10, 2023 0.88 innickel 0.49 W Colfax 18:31 local · NCEI
Sep 20, 2022 1.00 inquarter 2.13 NNW Menomonie 20:10 local · NCEI
May 19, 2022 2.00 inhen egg 1.2 NW Cedar Falls 16:00 local · NCEI
Jun 17, 2021 0.75 inpenny Caryville 19:50 local · NCEI
Jun 17, 2021 1.00 inquarter 0.69 N Downsville 02:23 local · NCEI

Cities and towns in Dunn County

PlaceReportsLargest
Menomonie362.00 in
Elk Mound162.00 in

Smaller places with fewer than 10 reports

These places have too few reports for a page of their own, so their record lives here.

PlaceReportsHail daysLatest
Boyceville76Jul 14, 2023
Rock Falls76Jun 17, 2021
Downsville66Aug 11, 2023
Downing55Jun 11, 2017
Knapp55Aug 11, 2023
Ridgeland54May 31, 2013
Colfax44Jul 10, 2023
Wheeler22Aug 8, 2004
Tainter Lake11Jul 20, 1981

Questions about hail in Dunn County

How often does it hail in Dunn County, Wisconsin?

132 hail reports have been logged in Dunn County since 1961. Over the 20 years 2006–2025 that averages 4.2 reports a year. That ranks #30 of 73 Wisconsin counties by number of reports.

When is hail season in Dunn County?

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

What is the largest hail recorded in Dunn County?

2.75 in (baseball size) on May 25, 2008 near 0.85 NE Colfax. 5% of reports here were 2 inches or larger.

When did it last hail in Dunn County?

The most recent report in this data is from May 15, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 5, 2026.

How many hail storms has Dunn County had in the last five years?

7 separate days with hail reports since November 5, 2021, adding up to 10 reports. The most recent was May 15, 2025.

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.