Hail History

Hail history for Armstrong, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Armstrong since 1977, with preliminary reports to November 3, 2026.

Readout · Armstrong

Last hail
Jun 21, 2013
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.00 in
hen egg · May 7, 1988

11 reports on 11 days since 1977 · #392 of 483 Iowa places

Hail map · Armstrong

Armstrong Ringsted Gruver Wallingford Estherville 5 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; Emmet County is shaded. Open street map

For homeowners

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What the record says about Armstrong

The latest hail report in and around Armstrong is from June 21, 2013, 1.00 in (quarter size). There has been no hail report here in the five years since November 3, 2021.

Over the 20 years 2006–2025, Armstrong logged 4 reports on 4 hail days, about 0.2 reports a year. That is about half the median Iowa town on this site (0.5 a year) and ranks #392 of 483 Iowa cities and towns on this site for all-time reports. Armstrong accounts for 9% of the 122 reports filed in Emmet County.

18% 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 2.00 in (hen egg) on May 7, 1988.

The busiest year was 2012, with 2 reports on 2 days. Hail here peaks in June (45% of reports); 82% fall between April and June.

Reports a year 2006–2025 average

  • Armstrong 0.2
  • Emmet County 2.3
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Armstrong 4
  • Emmet County 23
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Armstrong 18%
  • Emmet County 10%
  • Median Iowa town on this site 6%

Hail over time

012 1977: 1 reports, largest 1.75 in 1979: 1 reports, largest 2.00 in 1980 1988: 1 reports, largest 2.00 in 1990: 1 reports, largest 1.00 in 1990 1999: 1 reports, largest 0.75 in 2000 2004: 2 reports, largest 0.88 in 2008: 1 reports, largest 0.75 in 2010 2012: 2 reports, largest 1.75 in 2013: 1 reports, largest 1.00 in 2020
Reports per year, 1977–2026. 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: 4 reports (36%) May June: 5 reports (45%) Jun July: 2 reports (18%) Jul Aug Sep 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 0
2020 0
2019 0
2018 0
2017 0

Largest hail on record

Largest hail reports in Armstrong
Date Size Location County Damage Time · source
May 7, 1988 2.00 inhen egg — Emmet — 20:25 local · NCEI
Jun 28, 1979 2.00 inhen egg — Emmet — 17:35 local · NCEI
May 3, 2012 1.75 ingolf ball 6.07 W Swea City Kossuth $5K 15:13 local · NCEI
Jun 10, 1977 1.75 ingolf ball — Emmet — 18:25 local · NCEI
Jun 21, 2013 1.00 inquarter 1.22 SE Armstrong Emmet — 05:30 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 Armstrong
Date Size Location County Damage Time · source
Jun 21, 2013 1.00 inquarter 1.22 SE Armstrong Emmet — 05:30 local · NCEI
May 4, 2012 0.88 innickel 1.22 SE Armstrong Emmet — 16:02 local · NCEI
May 3, 2012 1.75 ingolf ball 6.07 W Swea City Kossuth $5K 15:13 local · NCEI
May 6, 2008 0.75 inpenny 1.22 SE Armstrong Emmet — 15:58 local · NCEI
Jul 12, 2004 0.88 innickel 2 W Armstrong Emmet $2K 23:30 local · NCEI
Jun 11, 2004 0.75 inpenny Armstrong Emmet — 15:29 local · NCEI
Jun 8, 1999 0.75 inpenny Armstrong Emmet — 12:28 local · NCEI
Jul 24, 1990 1.00 inquarter — Emmet — 19:50 local · NCEI
May 7, 1988 2.00 inhen egg — Emmet — 20:25 local · NCEI
Jun 28, 1979 2.00 inhen egg — Emmet — 17:35 local · NCEI
Jun 10, 1977 1.75 ingolf ball — Emmet — 18:25 local · NCEI

Hail history near Armstrong

Questions about hail in Armstrong

How often does it hail in Armstrong, Iowa?

11 hail reports have been logged in and within about 5 km (3 miles) of Armstrong since 1977. Over the 20 years 2006–2025 that averages 0.2 reports a year. That ranks #392 of 483 Iowa places by number of reports.

When is hail season in Armstrong?

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

What is the largest hail recorded in Armstrong?

2.00 in (hen egg size) on May 7, 1988. 18% of reports here were 2 inches or larger.

When did it last hail in Armstrong?

The most recent report in this data is from June 21, 2013 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

None: there has been no hail report in and within about 5 km (3 miles) of Armstrong since November 3, 2021. The last one was on June 21, 2013.

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.