Hail History

Hail history for Mondamin, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Mondamin since 1981, with preliminary reports to November 3, 2026.

Readout · Mondamin

Last hail
Apr 15, 2017
1.50 in, ping pong ball size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.50 in
tennis ball · Oct 1, 2002

19 reports on 13 days since 1981 · #185 of 483 Iowa places

Hail map · Mondamin

Mondamin Modale Little Sioux River Sioux Magnolia Missouri Valley Logan Woodbine 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
19 most recent reports with a location; Harrison County is shaded. Open street map

For homeowners

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Hail bruises shingles and cracks seals in ways you can't see from the ground, and most insurers set a claim deadline after the storm. The latest hail report in Mondamin is from April 15, 2017. A local roofer can check and document it at no cost.

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What the record says about Mondamin

The latest hail report in and around Mondamin is from April 15, 2017, 1.50 in (ping pong ball size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Mondamin 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 #185 of 483 Iowa cities and towns on this site for all-time reports. Mondamin accounts for 9% of the 218 reports filed in Harrison County.

11% 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 2.50 in (tennis ball) on October 1, 2002 near Mondamin.

The busiest year was 2002, with 5 reports on 2 days. Hail here peaks in April (32% of reports); 74% fall between April and June.

Reports a year 2006–2025 average

  • Mondamin 0.3
  • Harrison County 4.3
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Mondamin 5
  • Harrison County 53
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Mondamin 11%
  • Harrison County 6%
  • Median Iowa town on this site 6%

Hail over time

0246 1981: 1 reports, largest 1.50 in 1990 1996: 1 reports, largest 0.75 in 1998: 2 reports, largest 1.75 in 2000: 2 reports, largest 0.75 in 2000 2001: 3 reports, largest 1.00 in 2002: 5 reports, largest 2.50 in 2008: 1 reports, largest 0.88 in 2009: 1 reports, largest 1.00 in 2010: 1 reports, largest 0.88 in 2010 2014: 1 reports, largest 1.00 in 2017: 1 reports, largest 1.50 in 2020
Reports per year, 1981–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0246 Jan Feb March: 1 reports (5%) Mar April: 6 reports (32%) Apr May: 3 reports (16%) May June: 5 reports (26%) Jun July: 1 reports (5%) Jul Aug September: 1 reports (5%) Sep October: 2 reports (11%) Oct Nov Dec
All 19 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 Mondamin
Date Size Location County Time · source
Oct 1, 2002 2.50 intennis ball Mondamin Harrison 17:55 local · NCEI
Apr 17, 2002 2.00 inhen egg Mondamin Harrison 19:20 local · NCEI
Oct 1, 2002 1.75 ingolf ball Mondamin Harrison 17:30 local · NCEI
Apr 12, 1998 1.75 ingolf ball 1 E Mondamin Harrison 18:05 local · NCEI
Apr 15, 2017 1.50 inping pong ball 0.69 S Mondamin Harrison 19:37 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Mondamin
Date Size Location County Time · source
Apr 15, 2017 1.50 inping pong ball 0.69 S Mondamin Harrison 19:37 local · NCEI
Jun 20, 2014 1.00 inquarter 2 SSE Mondamin Harrison 19:02 local · NCEI
Sep 18, 2010 0.88 innickel 0.69 S Mondamin Harrison 21:50 local · NCEI
Mar 23, 2009 1.00 inquarter 1.24 SE Mondamin Harrison 17:34 local · NCEI
Jun 7, 2008 0.88 innickel 2.18 ESE Mondamin Harrison 18:20 local · NCEI
Oct 1, 2002 2.50 intennis ball Mondamin Harrison 17:55 local · NCEI
Oct 1, 2002 1.75 ingolf ball Mondamin Harrison 17:30 local · NCEI
Apr 17, 2002 1.25 inhalf dollar 2 E Mondamin Harrison 19:20 local · NCEI
Apr 17, 2002 2.00 inhen egg Mondamin Harrison 19:20 local · NCEI
Apr 17, 2002 1.00 inquarter 2 S Mondamin Harrison 19:10 local · NCEI
May 1, 2001 1.00 inquarter Mondamin Harrison 17:46 local · NCEI
May 1, 2001 0.75 inpenny Mondamin Harrison 17:08 local · NCEI

Hail history near Mondamin

Questions about hail in Mondamin

How often does it hail in Mondamin, Iowa?

19 hail reports have been logged in and within about 5 km (3 miles) of Mondamin since 1981. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #185 of 483 Iowa places by number of reports.

When is hail season in Mondamin?

Most reports come in April, June, May. April alone accounts for 32% of all reports.

What is the largest hail recorded in Mondamin?

2.50 in (tennis ball size) on October 1, 2002 near Mondamin. 11% of reports here were 2 inches or larger.

When did it last hail in Mondamin?

The most recent report in this data is from April 15, 2017 (1.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Mondamin since November 3, 2021. The last one was on April 15, 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.