Hail History

Hail history for West Union, Iowa

NOAA hail reports in and within about 5 km (3 miles) of West Union since 1955, with preliminary reports to November 3, 2026.

Readout · West Union

Last hail
Jul 21, 2017
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, 2001

14 reports on 13 days since 1955 · #306 of 483 Iowa places

Hail map · West Union

West Union Fayette Waucoma Postville Sumner Oelwein 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
14 most recent reports with a location; Fayette County is shaded. Open street map

For homeowners

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What the record says about West Union

The latest hail report in and around West Union is from July 21, 2017, 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, West Union logged 5 reports on 5 hail days, about 0.3 reports a year. That is 44% less than the median Iowa town on this site (0.5 a year) and ranks #306 of 483 Iowa cities and towns on this site for all-time reports. West Union accounts for 10% of the 145 reports filed in Fayette County.

0% of reports with a size were 2 inches (hen egg) or larger, against 6% for the median Iowa town on this site. The largest hail on record here is 1.75 in (golf ball) on June 18, 2001 near 4 W West Union.

The busiest year was 2009, with 2 reports on 2 days. Hail here peaks in May (43% of reports); 71% fall between April and June.

Reports a year 2006–2025 average

  • West Union 0.3
  • Fayette County 3.7
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • West Union 5
  • Fayette County 41
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • West Union 0%
  • Fayette County 8%
  • Median Iowa town on this site 6%

Hail over time

012 1955: 1 reports, largest 1.00 in 1960 1970 1980 1989: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 1.75 in 1998: 1 reports, largest 1.75 in 1999: 2 reports, largest 1.00 in 2000: 1 reports, largest 0.75 in 2000 2001: 1 reports, largest 1.75 in 2002: 1 reports, largest 0.75 in 2009: 2 reports, largest 0.88 in 2010 2013: 1 reports, largest 1.00 in 2015: 1 reports, largest 0.88 in 2017: 1 reports, largest 0.75 in 2020
Reports per year, 1955–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb Mar April: 2 reports (14%) Apr May: 6 reports (43%) May June: 2 reports (14%) Jun July: 3 reports (21%) Jul August: 1 reports (7%) Aug Sep Oct Nov Dec
All 14 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 0
2020 0
2019 0
2018 0
2017 1 1

Largest hail on record

Largest hail reports in West Union
Date Size Location County Damage Time · source
Jun 18, 2001 1.75 ingolf ball 4 W West Union Fayette — 21:49 local · NCEI
May 15, 1998 1.75 ingolf ball West Union Fayette $16K 17:30 local · NCEI
Jun 14, 1991 1.75 ingolf ball — Fayette — 16:49 local · NCEI
Apr 30, 2013 1.00 inquarter 0.86 SW West Union Fayette — 00:33 local · NCEI
May 16, 1999 1.00 inquarter West Union Fayette $35K 13:25 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 West Union
Date Size Location County Damage Time · source
Jul 21, 2017 0.75 inpenny 0.86 SW West Union Fayette — 22:38 local · NCEI
May 7, 2015 0.88 innickel 0.86 SW West Union Fayette — 15:30 local · NCEI
Apr 30, 2013 1.00 inquarter 0.86 SW West Union Fayette — 00:33 local · NCEI
Jul 24, 2009 0.75 inpenny 2.45 NE West Union Scott Arp Fayette — 12:34 local · NCEI
Jul 7, 2009 0.88 innickel 2.81 S West Union Fayette — 20:00 local · NCEI
Apr 18, 2002 0.75 inpenny West Union Fayette — 02:47 local · NCEI
Jun 18, 2001 1.75 ingolf ball 4 W West Union Fayette — 21:49 local · NCEI
Aug 1, 2000 0.75 inpenny West Union Fayette — 17:39 local · NCEI
May 16, 1999 0.75 inpenny West Union Fayette — 18:13 local · NCEI
May 16, 1999 1.00 inquarter West Union Fayette $35K 13:25 local · NCEI
May 15, 1998 1.75 ingolf ball West Union Fayette $16K 17:30 local · NCEI
Jun 14, 1991 1.75 ingolf ball — Fayette — 16:49 local · NCEI

Hail history near West Union

Questions about hail in West Union

How often does it hail in West Union, Iowa?

14 hail reports have been logged in and within about 5 km (3 miles) of West Union since 1955. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #306 of 483 Iowa places by number of reports.

When is hail season in West Union?

Most reports come in May, July, April. May alone accounts for 43% of all reports.

What is the largest hail recorded in West Union?

1.75 in (golf ball size) on June 18, 2001 near 4 W West Union. 0% of reports here were 2 inches or larger.

When did it last hail in West Union?

The most recent report in this data is from July 21, 2017 (0.75 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of West Union since November 3, 2021. The last one was on July 21, 2017.

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.