Hail History

Hail history for Brooklyn, Iowa

NOAA hail reports in and within about 5 km (3 miles) of Brooklyn since 1980, with preliminary reports to November 3, 2026.

Readout · Brooklyn

Last hail
Oct 4, 2013
1.00 in, quarter size
Hail days, last 5 years
0
since Nov 3, 2021 · 0 reports
Largest ever
2.50 in
tennis ball · Jul 10, 1980

11 reports on 8 days since 1980 · #394 of 483 Iowa places

Hail map · Brooklyn

Brooklyn Victor Montezuma Ladora Grinnell 10 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; Poweshiek County is shaded. Open street map

For homeowners

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What the record says about Brooklyn

The latest hail report in and around Brooklyn is from October 4, 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, Brooklyn logged 6 reports on 4 hail days, about 0.3 reports a year. That is 33% less than the median Iowa town on this site (0.5 a year) and ranks #394 of 483 Iowa cities and towns on this site for all-time reports. Brooklyn accounts for 12% of the 93 reports filed in Poweshiek 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 2.50 in (tennis ball) on July 10, 1980.

The busiest year was 2011, with 4 reports on 2 days. Hail here peaks in April (36% of reports); 73% fall between April and June.

Reports a year 2006–2025 average

  • Brooklyn 0.3
  • Poweshiek County 2.3
  • Median Iowa town on this site 0.5

Hail days 2006–2025

  • Brooklyn 4
  • Poweshiek County 29
  • Median Iowa town on this site 7

Share 2 in or larger of sized reports

  • Brooklyn 18%
  • Poweshiek County 12%
  • Median Iowa town on this site 6%

Hail over time

01234 1980: 1 reports, largest 2.50 in 1980 1990 2000: 1 reports, largest 0.75 in 2000 2002: 1 reports, largest 2.00 in 2003: 2 reports, largest 1.75 in 2010: 1 reports, largest 0.88 in 2010 2011: 4 reports, largest 1.50 in 2013: 1 reports, largest 1.00 in 2020
Reports per year, 1980–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
01234 Jan Feb Mar April: 4 reports (36%) Apr May: 3 reports (27%) May June: 1 reports (9%) Jun July: 1 reports (9%) Jul Aug September: 1 reports (9%) Sep October: 1 reports (9%) 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 Brooklyn
Date Size Location County Damage Time · source
Jul 10, 1980 2.50 intennis ball — Poweshiek — 00:50 local · NCEI
Apr 18, 2002 2.00 inhen egg Brooklyn Poweshiek $40K 19:21 local · NCEI
Apr 30, 2003 1.75 ingolf ball Brooklyn Poweshiek $10K 20:58 local · NCEI
May 22, 2011 1.50 inping pong ball 0.69 N Brooklyn Poweshiek $5K 13:15 local · NCEI
May 22, 2011 1.50 inping pong ball 0.52 E Brooklyn Poweshiek $5K 13:10 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 Brooklyn
Date Size Location County Damage Time · source
Oct 4, 2013 1.00 inquarter 3.79 NNW Guernsey Poweshiek $5K 07:47 local · NCEI
Jun 5, 2011 1.00 inquarter 2.07 SE Brooklyn Arpt Poweshiek $3K 05:15 local · NCEI
May 22, 2011 1.50 inping pong ball 0.69 N Brooklyn Poweshiek $5K 13:15 local · NCEI
May 22, 2011 0.75 inpenny 0.52 W Brooklyn Poweshiek — 13:10 local · NCEI
May 22, 2011 1.50 inping pong ball 0.52 E Brooklyn Poweshiek $5K 13:10 local · NCEI
Apr 6, 2010 0.88 innickel 0.52 E Brooklyn Poweshiek — 02:30 local · NCEI
Apr 30, 2003 0.75 inpenny Brooklyn Poweshiek — 21:00 local · NCEI
Apr 30, 2003 1.75 ingolf ball Brooklyn Poweshiek $10K 20:58 local · NCEI
Apr 18, 2002 2.00 inhen egg Brooklyn Poweshiek $40K 19:21 local · NCEI
Sep 11, 2000 0.75 inpenny Brooklyn Poweshiek $1K 17:45 local · NCEI
Jul 10, 1980 2.50 intennis ball — Poweshiek — 00:50 local · NCEI

Hail history near Brooklyn

Questions about hail in Brooklyn

How often does it hail in Brooklyn, Iowa?

11 hail reports have been logged in and within about 5 km (3 miles) of Brooklyn since 1980. Over the 20 years 2006–2025 that averages 0.3 reports a year. That ranks #394 of 483 Iowa places by number of reports.

When is hail season in Brooklyn?

Most reports come in April, May, June. April alone accounts for 36% of all reports.

What is the largest hail recorded in Brooklyn?

2.50 in (tennis ball size) on July 10, 1980. 18% of reports here were 2 inches or larger.

When did it last hail in Brooklyn?

The most recent report in this data is from October 4, 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 Brooklyn had in the last five years?

None: there has been no hail report in and within about 5 km (3 miles) of Brooklyn since November 3, 2021. The last one was on October 4, 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.