Hail History

Hail history for Plymouth County, Iowa

Every NOAA hail report filed in Plymouth County since 1955, with preliminary National Weather Service reports to November 3, 2026.

Readout · Plymouth County

Last hail
Oct 8, 2026
1.25 in, half dollar size · preliminary
Hail days, last 5 years
16
since Nov 3, 2021 · 44 reports
Largest ever
3.50 in
teacup · Jun 19, 1996

287 reports on 151 days since 1955 · #6 of 100 Iowa counties

Hail map · Plymouth County

Le Mars Remsen Hinton Kingsley Akron Brunsville Oyens Merrill 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
281 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 Plymouth County

The latest hail report in Plymouth County is from October 8, 2026, 1.25 in (half dollar size). Since November 3, 2021 there have been 16 separate hail days; the biggest stones in that time were 2.75 in on April 13, 2026.

Over the 20 years 2006–2025, Plymouth County logged 128 reports on 71 hail days, about 6.4 reports a year. That is 73% more than the median Iowa county (3.7 a year) and ranks #6 of 100 Iowa counties for all-time reports. Plymouth County holds 2% of all 16,032 hail reports in Iowa.

7% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Iowa county. The largest hail on record here is 3.50 in (teacup) on June 19, 1996 near Hinton.

Reports held about level in 2016–2025 (62) compared with 2006–2015 (66). The busiest year was 2004, with 35 reports on 12 days. Hail here peaks in May (24% of reports); 57% fall between April and June.

Reports a year 2006–2025 average

  • Plymouth County 6.4
  • Median Iowa county 3.7

Hail days 2006–2025

  • Plymouth County 71
  • Median Iowa county 39.5

Share 2 in or larger of sized reports

  • Plymouth County 7%
  • Median Iowa county 7%

Hail over time

010203040 1955: 1 reports, largest 1.00 in 1959: 1 reports, largest 1.50 in 1960 1963: 1 reports, largest 2.50 in 1964: 1 reports, largest 2.50 in 1970: 1 reports, largest 1.00 in 1970 1971: 2 reports, largest 2.00 in 1972: 2 reports, largest 1.75 in 1973: 1 reports, largest 0.75 in 1975: 2 reports, largest 1.75 in 1976: 1 reports, largest 1.75 in 1977: 1 reports, largest 1.75 in 1980: 4 reports, largest 1.75 in 1980 1986: 2 reports, largest 2.75 in 1987: 1 reports, largest 0.75 in 1990 1991: 1 reports, largest 0.75 in 1992: 5 reports, largest 2.75 in 1994: 5 reports, largest 1.75 in 1995: 1 reports, largest 0.75 in 1996: 6 reports, largest 3.50 in 1997: 3 reports, largest 1.75 in 1998: 3 reports, largest 2.50 in 1999: 3 reports, largest 1.75 in 2000: 7 reports, largest 1.50 in 2000 2001: 15 reports, largest 1.75 in 2002: 8 reports, largest 1.00 in 2003: 14 reports, largest 2.50 in 2004: 35 reports, largest 2.75 in 2005: 19 reports, largest 1.50 in 2006: 5 reports, largest 1.75 in 2007: 11 reports, largest 1.75 in 2008: 9 reports, largest 1.00 in 2009: 5 reports, largest 1.75 in 2010: 4 reports, largest 1.75 in 2010 2011: 12 reports, largest 2.75 in 2012: 4 reports, largest 1.50 in 2013: 4 reports, largest 1.00 in 2014: 8 reports, largest 1.00 in 2015: 4 reports, largest 1.00 in 2016: 8 reports, largest 1.50 in 2017: 8 reports, largest 2.75 in 2018: 2 reports, largest 0.88 in 2019: 4 reports, largest 1.00 in 2020: 5 reports, largest 1.75 in 2020 2021: 4 reports, largest 1.00 in 2022: 5 reports, largest 1.50 in 2023: 7 reports, largest 2.00 in 2024: 6 reports, largest 1.00 in 2025: 13 reports, largest 2.50 in 2026: 13 reports, largest 2.75 in
Reports per year, 1955–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
020406080 Jan Feb March: 4 reports (1%) Mar April: 40 reports (14%) Apr May: 68 reports (24%) May June: 55 reports (19%) Jun July: 40 reports (14%) Jul August: 48 reports (17%) Aug September: 22 reports (8%) Sep October: 9 reports (3%) Oct November: 1 reports (0%) Nov Dec
All 287 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 355 13
2025 751 13
2024 42 6
2023 43 7
2022 5 5
2021 121 4
2020 5 5
2019 1111 4
2018 2 2
2017 152 8

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Oct 8, 2026 5 1.25 in View
May 31, 2026 1 1.50 in —
May 18, 2026 2 0.88 in —
May 17, 2026 2 1.75 in —
Apr 13, 2026 3 2.75 in —
Sep 21, 2025 1 2.00 in —
Jun 14, 2025 4 1.25 in —
Jun 11, 2025 1 1.00 in —
Apr 28, 2025 3 1.25 in —
Apr 18, 2025 2 1.25 in —
Apr 17, 2025 2 2.50 in —
May 20, 2024 2 1.00 in —
Apr 30, 2024 4 1.00 in —
May 10, 2023 3 2.00 in —
Apr 19, 2023 4 1.00 in —
Aug 18, 2022 5 1.50 in —

Largest hail on record

Largest hail reports in Plymouth County
Date Size Location Damage Time · source
Jun 19, 1996 3.50 inteacup Hinton $100K 20:00 local · NCEI
Apr 13, 2026 2.75 inbaseball 4.94 SSW Remsen — 16:42 local · NCEI
Apr 15, 2017 2.75 inbaseball 1.47 SSE Hinton $75K 19:08 local · NCEI
Apr 9, 2011 2.75 inbaseball 1.71 NE Merrill — 21:08 local · NCEI
May 21, 2004 2.75 inbaseball 4 W Merrill — 20:01 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Plymouth County
Date Size Location Time · source
Oct 8, 2026 1.25 inhalf dollar 5 N Remsen 06:45 UTC · NWS prelim.
Oct 8, 2026 1.25 inhalf dollar 1 S Remsen 05:48 UTC · NWS prelim.
Oct 8, 2026 1.00 inquarter 3 S Oyens 05:34 UTC · NWS prelim.
Oct 8, 2026 1.00 inquarter 2 NNW Brunsville 03:46 UTC · NWS prelim.
Oct 8, 2026 0.88 innickel Hinton 02:32 UTC · NWS prelim.
May 31, 2026 1.50 inping pong ball 0.86 SE Hinton 22:30 local · NCEI
May 18, 2026 0.88 innickel 2.13 NNE Westfield 17:33 local · NCEI
May 18, 2026 0.88 innickel 0.51 W Akron 15:50 local · NCEI
May 17, 2026 1.25 inhalf dollar 0.51 W Craig 17:50 local · NCEI
May 17, 2026 1.75 ingolf ball 3.27 SW Craig 17:43 local · NCEI
Apr 13, 2026 1.75 ingolf ball 4.94 SSE Remsen 17:10 local · NCEI
Apr 13, 2026 2.75 inbaseball 4.94 SSW Remsen 16:42 local · NCEI

Cities and towns in Plymouth County

PlaceReportsLargest
Le Mars492.75 in
Remsen332.50 in
Hinton243.50 in
Kingsley191.75 in
Akron151.75 in
Brunsville132.50 in
Oyens122.00 in
Merrill102.50 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
Craig76May 17, 2026
Westfield77May 18, 2026

Questions about hail in Plymouth County

How often does it hail in Plymouth County, Iowa?

287 hail reports have been logged in Plymouth County since 1955. Over the 20 years 2006–2025 that averages 6.4 reports a year. That ranks #6 of 100 Iowa counties by number of reports.

When is hail season in Plymouth County?

Most reports come in May, June, August. May alone accounts for 24% of all reports.

What is the largest hail recorded in Plymouth County?

3.50 in (teacup size) on June 19, 1996 near Hinton. 7% of reports here were 2 inches or larger.

When did it last hail in Plymouth County?

The most recent report in this data is from October 8, 2026 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

16 separate days with hail reports since November 3, 2021, adding up to 44 reports. The most recent was October 8, 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.