Hail History

Hail history for Floyd County, Iowa

Every NOAA hail report filed in Floyd County since 1959, with preliminary National Weather Service reports to November 3, 2026.

Readout · Floyd County

Last hail
Apr 14, 2026
2.50 in, tennis ball size
Hail days, last 5 years
6
since Nov 3, 2021 · 14 reports
Largest ever
4.50 in
softball · May 17, 1996

165 reports on 88 days since 1959 · #33 of 100 Iowa counties

Hail map · Floyd County

Charles City Marble Rock Nora Springs Rockford Floyd Rudd 5 mi
  • Under 1 in
  • 1–1.75 in
  • 1.75–2.5 in
  • 2.5–4 in
  • 4 in +
  • No size
162 most recent reports with a location. Dot size and colour follow hail size. Open street map

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What the record says about Floyd County

The latest hail report in Floyd County is from April 14, 2026, 2.50 in (tennis ball size). Since November 3, 2021 there have been 6 separate hail days; the biggest stones in that time were 3.25 in on April 14, 2026.

Over the 20 years 2006–2025, Floyd County logged 91 reports on 43 hail days, about 4.5 reports a year. That is 23% more than the median Iowa county (3.7 a year) and ranks #33 of 100 Iowa counties for all-time reports. Floyd County holds 1% of all 16,032 hail reports in Iowa.

9% 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 4.50 in (softball) on May 17, 1996 near Charles City.

Reports were down 31% in 2016–2025 (37) compared with 2006–2015 (54). The busiest year was 2017, with 15 reports on 5 days. Hail here peaks in May (32% of reports); 66% fall between April and June.

Reports a year 2006–2025 average

  • Floyd County 4.5
  • Median Iowa county 3.7

Hail days 2006–2025

  • Floyd County 43
  • Median Iowa county 39.5

Share 2 in or larger of sized reports

  • Floyd County 9%
  • Median Iowa county 7%

Hail over time

051015 1959: 2 reports, largest 2.75 in 1960 1961: 1 reports, largest 2.75 in 1962: 2 reports, largest 1.50 in 1966: 1 reports, largest 0.75 in 1968: 1 reports, largest 1.75 in 1970 1974: 2 reports, largest 1.75 in 1975: 1 reports, largest 1.75 in 1979: 1 reports, largest 0.75 in 1980: 4 reports, largest 1.75 in 1980 1981: 3 reports, largest 1.75 in 1985: 1 reports, largest 2.75 in 1986: 1 reports, largest 0.75 in 1990: 2 reports, largest 1.50 in 1990 1994: 1 reports, largest 1.75 in 1995: 2 reports, largest 0.75 in 1996: 3 reports, largest 4.50 in 1997: 2 reports, largest 1.75 in 1998: 2 reports, largest 1.00 in 1999: 4 reports, largest 2.75 in 2000: 5 reports, largest 1.75 in 2000 2001: 2 reports, largest 0.88 in 2002: 9 reports, largest 1.75 in 2003: 3 reports, largest 1.00 in 2004: 14 reports, largest 3.00 in 2005: 1 reports, largest 1.00 in 2006: 5 reports, largest 1.75 in 2007: 4 reports, largest 1.75 in 2008: 9 reports, largest 1.00 in 2009: 5 reports, largest 2.00 in 2010: 4 reports, largest 1.00 in 2010 2011: 4 reports, largest 1.00 in 2012: 8 reports, largest 1.75 in 2013: 6 reports, largest 1.00 in 2014: 7 reports, largest 1.75 in 2015: 2 reports, largest 0.75 in 2016: 2 reports, largest 1.50 in 2017: 15 reports, largest 1.00 in 2018: 9 reports, largest 1.75 in 2019: 1 reports, largest 0.75 in 2020 2021: 1 reports, largest 1.00 in 2023: 1 reports, largest 1.25 in 2025: 8 reports, largest 2.00 in 2026: 4 reports, largest 3.25 in
Reports per year, 1959–2026. Bar colour shows the largest hail that year. Reporting grew sharply after the mid-1990s, so early decades undercount.
0204060 Jan Feb March: 12 reports (7%) Mar April: 28 reports (17%) Apr May: 53 reports (32%) May June: 28 reports (17%) Jun July: 10 reports (6%) Jul August: 18 reports (11%) Aug September: 10 reports (6%) Sep October: 5 reports (3%) Oct Nov December: 1 reports (1%) Dec
All 165 reports by calendar month.
Reports per month, 2017–2026. Darker cells had more reports.
YearJanFebMarAprMayJunJulAugSepOctNovDecTotal
2026 4 4
2025 314 8
2024 0
2023 1 1
2022 0
2021 1 1
2020 0
2019 1 1
2018 2313 9
2017 762 15

Hail days since Nov 3, 2021

DateReportsLargestStorm page
Apr 14, 2026 4 3.25 in —
Sep 16, 2025 4 1.75 in —
May 19, 2025 1 1.00 in —
Apr 18, 2025 3 2.00 in —
Mar 31, 2023 1 1.25 in —
Dec 15, 2021 1 1.00 in —

Largest hail on record

Largest hail reports in Floyd County
Date Size Location Damage Time · source
May 17, 1996 4.50 insoftball Charles City $600K1 injured 23:57 local · NCEI
Apr 14, 2026 3.25 inteacup 0.86 SW Waller $850K 15:37 local · NCEI
May 8, 2004 3.00 inteacup Charles City $250K 18:45 local · NCEI
Apr 14, 2026 2.75 inbaseball 1.71 SE Charles City $415K 15:30 local · NCEI
May 8, 2004 2.75 inbaseball Charles City $150K 18:54 local · NCEI

Size of every report

Most recent reports

Most recent hail reports in Floyd County
Date Size Location Damage Time · source
Apr 14, 2026 2.50 intennis ball 2.94 SSE Floyd Hanry Arpt — 15:41 local · NCEI
Apr 14, 2026 3.25 inteacup 0.86 SW Waller $850K 15:37 local · NCEI
Apr 14, 2026 2.75 inbaseball 1.71 SE Charles City $415K 15:30 local · NCEI
Apr 14, 2026 1.75 ingolf ball 2.05 NE Powersville — 15:22 local · NCEI
Sep 16, 2025 1.00 inquarter 0.86 SW Waller — 17:20 local · NCEI
Sep 16, 2025 1.00 inquarter 1.38 S Waller — 17:05 local · NCEI
Sep 16, 2025 1.00 inquarter 1.01 E Charles City — 17:05 local · NCEI
Sep 16, 2025 1.75 ingolf ball 1.22 SE Marble Rock $47K 16:19 local · NCEI
May 19, 2025 1.00 inquarter 1.47 NNW Colwell — 17:44 local · NCEI
Apr 18, 2025 1.50 inping pong ball 2.61 WSW Colwell — 03:51 local · NCEI
Apr 18, 2025 1.50 inping pong ball 1.22 SW Waller — 03:51 local · NCEI
Apr 18, 2025 2.00 inhen egg 0.86 NE Charles City $100K 03:50 local · NCEI

Cities and towns in Floyd County

PlaceReportsLargest
Charles City624.50 in
Marble Rock282.00 in
Nora Springs131.75 in
Rockford111.75 in
Floyd102.50 in
Rudd102.75 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
Colwell55May 19, 2025
Roseville55Jun 9, 2018

Questions about hail in Floyd County

How often does it hail in Floyd County, Iowa?

165 hail reports have been logged in Floyd County since 1959. Over the 20 years 2006–2025 that averages 4.5 reports a year. That ranks #33 of 100 Iowa counties by number of reports.

When is hail season in Floyd County?

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

What is the largest hail recorded in Floyd County?

4.50 in (softball size) on May 17, 1996 near Charles City. 8% of reports here were 2 inches or larger.

When did it last hail in Floyd County?

The most recent report in this data is from April 14, 2026 (2.50 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.

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

6 separate days with hail reports since November 3, 2021, adding up to 14 reports. The most recent was April 14, 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.