Hail History

Hail history for Manson, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Manson since 1991, with preliminary reports to November 3, 2026.

Readout · Manson

Last hail
Mar 28, 2020
1.25 in, half dollar size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.50 in
tennis ball · May 3, 2015

21 reports on 15 days since 1991 · #150 of 483 Iowa places

Hail map · Manson

Manson Pomeroy Rockwell City Fonda 10 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
21 most recent reports with a location; Calhoun 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 Manson is from March 28, 2020. A local roofer can check and document it at no cost.

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What the record says about Manson

The latest hail report in and around Manson is from March 28, 2020, 1.25 in (half dollar size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Manson logged 12 reports on 9 hail days, about 0.6 reports a year. That is 33% more than the median Iowa town on this site (0.5 a year) and ranks #150 of 483 Iowa cities and towns on this site for all-time reports. Manson accounts for 16% of the 135 reports filed in Calhoun County.

10% 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 May 3, 2015 near 0.51 W Manson.

Reports were down 29% in 2016–2025 (5) compared with 2006–2015 (7). The busiest year was 2015, with 3 reports on 1 day. Hail here peaks in May (52% of reports); 71% fall between April and June.

Reports a year 2006–2025 average

  • Manson 0.6
  • Calhoun County 3.8
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Manson 9
  • Calhoun County 43
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Manson 10%
  • Calhoun County 11%
  • Median Iowa town on this site 6%

Hail over time

0123 1991: 1 reports, largest 1.75 in 1995 1999: 3 reports, largest 0.75 in 2000: 1 reports, largest 0.88 in 2000 2004: 1 reports, largest 1.00 in 2005: 3 reports, largest 1.25 in 2005 2007: 1 reports, largest 1.00 in 2010 2013: 1 reports, largest 1.00 in 2014: 2 reports, largest 1.50 in 2015: 3 reports, largest 2.50 in 2015 2016: 1 reports, largest 0.88 in 2017: 1 reports, largest 1.00 in 2018: 1 reports, largest 1.00 in 2020: 2 reports, largest 1.25 in 2020 2025
Reports per year, 1991–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
051015 Jan Feb March: 3 reports (14%) Mar April: 1 reports (5%) Apr May: 11 reports (52%) May June: 3 reports (14%) Jun Jul August: 2 reports (10%) Aug September: 1 reports (5%) Sep Oct Nov Dec
All 21 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 2 2
2019 0
2018 1 1
2017 1 1

Largest hail on record

Largest hail reports in Manson
Date Size Location County Damage Time · source
May 3, 2015 2.50 intennis ball 0.51 W Manson Calhoun $50K 21:52 local · NCEI
May 3, 2015 2.50 intennis ball 0.51 W Manson Calhoun $100K 21:51 local · NCEI
May 28, 1991 1.75 ingolf ball — Webster — 02:20 local · NCEI
Jun 30, 2014 1.50 inping pong ball 0.41 NW Manson Calhoun $2K 09:59 local · NCEI
Mar 28, 2020 1.25 inhalf dollar 0.51 W Manson Calhoun — 16:37 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 Manson
Date Size Location County Damage Time · source
Mar 28, 2020 1.25 inhalf dollar 0.51 W Manson Calhoun — 16:37 local · NCEI
Mar 28, 2020 1.25 inhalf dollar 1.72 SW Manson Calhoun — 16:33 local · NCEI
May 2, 2018 1.00 inquarter 0.51 W Manson Calhoun — 13:56 local · NCEI
Aug 18, 2017 1.00 inquarter 2.13 SSE Manson Calhoun $5K 21:38 local · NCEI
Mar 30, 2016 0.88 innickel 0.51 W Manson Calhoun — 20:53 local · NCEI
May 3, 2015 2.50 intennis ball 0.51 W Manson Calhoun $50K 21:52 local · NCEI
May 3, 2015 2.50 intennis ball 0.51 W Manson Calhoun $100K 21:51 local · NCEI
May 3, 2015 1.00 inquarter 0.51 W Manson Calhoun $5K 21:35 local · NCEI
Jun 30, 2014 1.50 inping pong ball 0.41 NW Manson Calhoun $2K 09:59 local · NCEI
Jun 1, 2014 0.88 innickel 0.51 W Manson Calhoun — 16:50 local · NCEI
Apr 9, 2013 1.00 inquarter 0.51 W Manson Calhoun — 16:10 local · NCEI
Aug 20, 2007 1.00 inquarter 0.51 W Manson Calhoun $10K 21:02 local · NCEI

Hail history near Manson

Questions about hail in Manson

How often does it hail in Manson, Iowa?

21 hail reports have been logged in and within about 5 km (3 miles) of Manson since 1991. Over the 20 years 2006–2025 that averages 0.6 reports a year. That ranks #150 of 483 Iowa places by number of reports.

When is hail season in Manson?

Most reports come in May, March, June. May alone accounts for 52% of all reports.

What is the largest hail recorded in Manson?

2.50 in (tennis ball size) on May 3, 2015 near 0.51 W Manson. 10% of reports here were 2 inches or larger.

When did it last hail in Manson?

The most recent report in this data is from March 28, 2020 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Manson since November 3, 2021. The last one was on March 28, 2020.

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.