Hail History

Hail history for Colby, Wisconsin

NOAA hail reports in and within about 5 km (3 miles) of Colby since 2001, with preliminary reports to November 3, 2026.

Readout · Colby

Last hail
Jun 17, 2021
0.75 in, penny size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
1.75 in
golf ball · Jun 18, 2012

11 reports on 7 days since 2001 · #203 of 271 Wisconsin places

Hail map · Colby

Colby Spencer Owen Athens Greenwood Marshfield Thorp 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
11 most recent reports with a location; Clark County is shaded. Open street map

For homeowners

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What the record says about Colby

The latest hail report in and around Colby is from June 17, 2021, 0.75 in (penny size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Colby logged 8 reports on 5 hail days, about 0.4 reports a year. That is 11% less than the median Wisconsin town on this site (0.5 a year) and ranks #203 of 271 Wisconsin cities and towns on this site for all-time reports. Colby accounts for 7% of the 159 reports filed in Clark County.

0% 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 1.75 in (golf ball) on June 18, 2012 near 2.4 SW Colby.

Reports were down 40% in 2016–2025 (3) compared with 2006–2015 (5). The busiest year was 2012, with 3 reports on 1 day. Hail here peaks in June (45% of reports); 64% fall between April and June.

Reports a year 2006–2025 average

  • Colby 0.4
  • Clark County 3.9
  • Median Wisconsin town on this site 0.5

Hail days 2006–2025

  • Colby 5
  • Clark County 47
  • Median Wisconsin town on this site 7

Share 2 in or larger of sized reports

  • Colby 0%
  • Clark County 5%
  • Median Wisconsin town on this site 6%

Hail over time

0123 2001: 2 reports, largest 0.75 in 2005: 1 reports, largest 0.75 in 2005 2006: 1 reports, largest 0.75 in 2008: 1 reports, largest 1.00 in 2010 2012: 3 reports, largest 1.75 in 2015 2020: 1 reports, largest 0.75 in 2020 2021: 2 reports, largest 1.00 in 2025
Reports per year, 2001–2026. 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: 2 reports (18%) May June: 5 reports (45%) Jun July: 1 reports (9%) Jul August: 2 reports (18%) Aug Sep October: 1 reports (9%) Oct Nov Dec
All 11 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 0
2025 0
2024 0
2023 0
2022 0
2021 2 2
2020 1 1
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Colby
Date Size Location County Time · source
Jun 18, 2012 1.75 ingolf ball 2.4 SW Colby Clark 13:16 local · NCEI
Jun 17, 2021 1.00 inquarter 0.69 S Colby Marathon 19:03 local · NCEI
Jun 18, 2012 1.00 inquarter 1.2 NW Cherokee Marathon 13:25 local · NCEI
Jul 16, 2008 1.00 inquarter 0.85 SW Colby Clark 11:40 local · NCEI
Jun 18, 2012 0.88 innickel 3.13 NNW Unity Clark 13:14 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Colby
Date Size Location County Time · source
Jun 17, 2021 0.75 inpenny 1.69 SW Colby Clark 19:04 local · NCEI
Jun 17, 2021 1.00 inquarter 0.69 S Colby Marathon 19:03 local · NCEI
Aug 14, 2020 0.75 inpenny 1.2 SW Colby Clark 22:34 local · NCEI
Jun 18, 2012 1.00 inquarter 1.2 NW Cherokee Marathon 13:25 local · NCEI
Jun 18, 2012 1.75 ingolf ball 2.4 SW Colby Clark 13:16 local · NCEI
Jun 18, 2012 0.88 innickel 3.13 NNW Unity Clark 13:14 local · NCEI
Jul 16, 2008 1.00 inquarter 0.85 SW Colby Clark 11:40 local · NCEI
Oct 3, 2006 0.75 inpenny 1.5 S Colby Marathon 23:25 local · NCEI
Aug 9, 2005 0.75 inpenny 2 W Colby Clark 15:42 local · NCEI
May 14, 2001 0.75 inpenny Colby Marathon 09:37 local · NCEI
May 14, 2001 0.75 inpenny Colby Clark 09:35 local · NCEI

Hail history near Colby

Questions about hail in Colby

How often does it hail in Colby, Wisconsin?

11 hail reports have been logged in and within about 5 km (3 miles) of Colby since 2001. Over the 20 years 2006–2025 that averages 0.4 reports a year. That ranks #203 of 271 Wisconsin places by number of reports.

When is hail season in Colby?

Most reports come in June, May, August. June alone accounts for 45% of all reports.

What is the largest hail recorded in Colby?

1.75 in (golf ball size) on June 18, 2012 near 2.4 SW Colby. 0% of reports here were 2 inches or larger.

When did it last hail in Colby?

The most recent report in this data is from June 17, 2021 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Colby since November 3, 2021. The last one was on June 17, 2021.

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.