Hail history for Keokuk County, Iowa
Every NOAA hail report filed in Keokuk County since 1960, with preliminary National Weather Service reports to November 3, 2026.
Readout · Keokuk County
- Last hail
- Apr 2, 2026
- 1.25 in, half dollar size
- Hail days, last 5 years
- 8
- since Nov 3, 2021 · 12 reports
- Largest ever
- 3.00 in
- teacup · Apr 2, 2026
71 reports on 51 days since 1960 · #97 of 100 Iowa counties
Hail map · Keokuk County
- Under 1 in
- 1–1.75 in
- 1.75–2.5 in
- 2.5–4 in
- 4 in +
- No size
For homeowners
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What the record says about Keokuk County
The latest hail report in Keokuk County is from April 2, 2026, 1.25 in (half dollar size). Since November 3, 2021 there have been 8 separate hail days; the biggest stones in that time were 3.00 in on April 2, 2026.
Over the 20 years 2006–2025, Keokuk County logged 45 reports on 31 hail days, about 2.3 reports a year. That is 39% less than the median Iowa county (3.7 a year) and ranks #97 of 100 Iowa counties for all-time reports. Keokuk County holds 0% of all 16,032 hail reports in Iowa.
4% 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 3.00 in (teacup) on April 2, 2026 near 2.08 E Martinsburg.
Reports were down 27% in 2016–2025 (19) compared with 2006–2015 (26). The busiest year was 2015, with 6 reports on 4 days. Hail here peaks in May (34% of reports); 63% fall between April and June.
Reports a year 2006–2025 average
- Keokuk County 2.3
- Median Iowa county 3.7
Hail days 2006–2025
- Keokuk County 31
- Median Iowa county 39.5
Share 2 in or larger of sized reports
- Keokuk County 4%
- Median Iowa county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3 | 3 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 1 | 1 | 2 | 4 | |||||||||
| 2023 | 1 | 2 | 3 | ||||||||||
| 2022 | 1 | 1 | 2 | ||||||||||
| 2021 | 3 | 3 | |||||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 1 | 2 | 1 | 1 | 5 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Apr 2, 2026 | 3 | 3.00 in | — |
| Oct 4, 2024 | 2 | 1.00 in | — |
| Aug 15, 2024 | 1 | 1.25 in | — |
| Jul 15, 2024 | 1 | 0.75 in | — |
| May 7, 2023 | 2 | 1.25 in | — |
| Mar 31, 2023 | 1 | 1.00 in | — |
| Oct 12, 2022 | 1 | 0.88 in | — |
| Aug 19, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Apr 2, 2026 | 3.00 inteacup | 2.08 E Martinsburg | 14:32 local · NCEI |
| Apr 2, 2026 | 2.00 inhen egg | 1.56 E Martinsburg | 14:30 local · NCEI |
| Aug 8, 1969 | 2.00 inhen egg | — | 23:20 local · NCEI |
| Aug 26, 2021 | 1.75 ingolf ball | 0.52 W Sigourney | 21:48 local · NCEI |
| Apr 15, 2017 | 1.75 ingolf ball | 0.86 NW Keswick | 18:05 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
- Under 1 in 21 30%
- 1–2 in 47 66%
- 2 in + 3 4%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Apr 2, 2026 | 1.25 inhalf dollar | 2.94 WNW Ollie | 14:35 local · NCEI |
| Apr 2, 2026 | 3.00 inteacup | 2.08 E Martinsburg | 14:32 local · NCEI |
| Apr 2, 2026 | 2.00 inhen egg | 1.56 E Martinsburg | 14:30 local · NCEI |
| Oct 4, 2024 | 1.00 inquarter | 1.73 SW Ollie | 02:57 local · NCEI |
| Oct 4, 2024 | 1.00 inquarter | 1.25 WNW Sigourney | 01:56 local · NCEI |
| Aug 15, 2024 | 1.25 inhalf dollar | 0.86 NE Webster | 18:58 local · NCEI |
| Jul 15, 2024 | 0.75 inpenny | 0.52 W Sigourney | 17:47 local · NCEI |
| May 7, 2023 | 1.00 inquarter | Ollie | 17:17 local · NCEI |
| May 7, 2023 | 1.25 inhalf dollar | 1.25 WNW Sigourney | 16:58 local · NCEI |
| Mar 31, 2023 | 1.00 inquarter | 0.86 SE Keota | 15:29 local · NCEI |
| Oct 12, 2022 | 0.88 innickel | 1.7 WNW Sigourney | 02:00 local · NCEI |
| Aug 19, 2022 | 1.00 inquarter | 1.38 N Pekin | 18:33 local · NCEI |
Cities and towns in Keokuk County
| Place | Reports | Largest |
|---|---|---|
| Sigourney | 17 | 2.00 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.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Hedrick | 7 | 6 | Jun 17, 2017 |
| Ollie | 7 | 7 | Apr 2, 2026 |
| Martinsburg | 6 | 4 | Apr 2, 2026 |
| Richland | 6 | 5 | May 23, 2020 |
| South English | 5 | 5 | May 22, 2011 |
| What Cheer | 5 | 5 | Aug 13, 2006 |
| Delta | 4 | 4 | Apr 4, 2010 |
| Webster | 4 | 4 | Aug 15, 2024 |
| Keswick | 3 | 3 | Apr 15, 2017 |
| Hayesville | 2 | 2 | May 14, 2020 |
| Keota | 2 | 2 | Mar 31, 2023 |
| Thornburg | 1 | 1 | Sep 7, 2012 |
Questions about hail in Keokuk County
How often does it hail in Keokuk County, Iowa?
71 hail reports have been logged in Keokuk County since 1960. Over the 20 years 2006–2025 that averages 2.3 reports a year. That ranks #97 of 100 Iowa counties by number of reports.
When is hail season in Keokuk County?
Most reports come in May, April, August. May alone accounts for 34% of all reports.
What is the largest hail recorded in Keokuk County?
3.00 in (teacup size) on April 2, 2026 near 2.08 E Martinsburg. 4% of reports here were 2 inches or larger.
When did it last hail in Keokuk County?
The most recent report in this data is from April 2, 2026 (1.25 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Keokuk County had in the last five years?
8 separate days with hail reports since November 3, 2021, adding up to 12 reports. The most recent was April 2, 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.