Hail history for Watonwan County, Minnesota
Every NOAA hail report filed in Watonwan County since 1962, with preliminary National Weather Service reports to November 3, 2026.
Readout · Watonwan County
- Last hail
- Aug 8, 2026
- 0.88 in, nickel size · preliminary
- Hail days, last 5 years
- 8
- since Nov 3, 2021 · 15 reports
- Largest ever
- 3.00 in
- teacup · Sep 10, 1986
102 reports on 64 days since 1962 · #78 of 88 Minnesota counties
Hail map · Watonwan 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 Watonwan County
The latest hail report in Watonwan County is from August 8, 2026, 0.88 in (nickel size). Since November 3, 2021 there have been 8 separate hail days; the biggest stones in that time were 2.50 in on April 13, 2026.
Over the 20 years 2006–2025, Watonwan County logged 32 reports on 19 hail days, about 1.6 reports a year. That is about half the median Minnesota county (3.9 a year) and ranks #78 of 88 Minnesota counties for all-time reports. Watonwan County holds 1% of all 15,925 hail reports in Minnesota.
7% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median Minnesota county. The largest hail on record here is 3.00 in (teacup) on September 10, 1986.
Reports were down 22% in 2016–2025 (14) compared with 2006–2015 (18). The busiest year was 2026, with 10 reports on 3 days. Hail here peaks in June (30% of reports); 64% fall between April and June.
Reports a year 2006–2025 average
- Watonwan County 1.6
- Median Minnesota county 3.9
Hail days 2006–2025
- Watonwan County 19
- Median Minnesota county 42
Share 2 in or larger of sized reports
- Watonwan County 7%
- Median Minnesota county 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 8 | 1 | 1 | 10 | |||||||||
| 2025 | 1 | 1 | 2 | ||||||||||
| 2024 | 1 | 1 | |||||||||||
| 2023 | 1 | 1 | 2 | ||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 4 | 4 | |||||||||||
| 2019 | 1 | 1 | |||||||||||
| 2018 | 1 | 1 | |||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 8, 2026 | 1 | 0.88 in | View |
| May 17, 2026 | 1 | 1.25 in | — |
| Apr 13, 2026 | 8 | 2.50 in | — |
| Jun 12, 2025 | 1 | 1.25 in | — |
| Apr 28, 2025 | 1 | 0.75 in | — |
| Aug 5, 2024 | 1 | 1.50 in | — |
| Aug 11, 2023 | 1 | 1.00 in | — |
| May 8, 2023 | 1 | 0.88 in | — |
Largest hail on record
| Date | Size | Location | Time · source |
|---|---|---|---|
| Sep 10, 1986 | 3.00 inteacup | — | 07:43 local · NCEI |
| Jun 16, 1978 | 2.75 inbaseball | — | 20:40 local · NCEI |
| Apr 13, 2026 | 2.50 intennis ball | 2.58 WSW South Branch | 16:34 local · NCEI |
| Apr 13, 2026 | 2.00 inhen egg | 1.21 NE South Branch | 18:19 local · NCEI |
| Apr 13, 2026 | 2.00 inhen egg | 1.99 E South Branch | 16:45 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 37 36%
- 1–2 in 58 57%
- 2 in + 7 7%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| Aug 8, 2026 | 0.88 innickel | 2 ENE Lewisville | 02:33 UTC · NWS prelim. |
| May 17, 2026 | 1.25 inhalf dollar | 1.21 NE Lewisville | 18:42 local · NCEI |
| Apr 13, 2026 | 2.00 inhen egg | 1.21 NE South Branch | 18:19 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 0.85 NE Lewisville | 17:04 local · NCEI |
| Apr 13, 2026 | 1.50 inping pong ball | 1.7 NE South Branch | 16:50 local · NCEI |
| Apr 13, 2026 | 2.00 inhen egg | 1.99 E South Branch | 16:45 local · NCEI |
| Apr 13, 2026 | 2.50 intennis ball | 2.58 WSW South Branch | 16:34 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 2.3 NNE Ormsby | 16:34 local · NCEI |
| Apr 13, 2026 | 2.00 inhen egg | 2.99 W South Branch | 16:33 local · NCEI |
| Apr 13, 2026 | 1.75 ingolf ball | 0.5 E Odin | 16:30 local · NCEI |
| Jun 12, 2025 | 1.25 inhalf dollar | 1.65 WSW Odin | 16:21 local · NCEI |
| Apr 28, 2025 | 0.75 inpenny | St James | 14:58 local · NCEI |
Cities and towns in Watonwan County
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 |
|---|---|---|---|
| Odin | 9 | 8 | Apr 13, 2026 |
| Ormsby | 9 | 8 | Apr 13, 2026 |
| Lewisville | 8 | 8 | Aug 8, 2026 |
| La Salle | 4 | 4 | Apr 10, 2005 |
| Butterfield | 3 | 3 | Jul 13, 2016 |
Questions about hail in Watonwan County
How often does it hail in Watonwan County, Minnesota?
102 hail reports have been logged in Watonwan County since 1962. Over the 20 years 2006–2025 that averages 1.6 reports a year. That ranks #78 of 88 Minnesota counties by number of reports.
When is hail season in Watonwan County?
Most reports come in June, May, July. June alone accounts for 30% of all reports.
What is the largest hail recorded in Watonwan County?
3.00 in (teacup size) on September 10, 1986. 7% of reports here were 2 inches or larger.
When did it last hail in Watonwan County?
The most recent report in this data is from August 8, 2026 (0.88 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Watonwan County had in the last five years?
8 separate days with hail reports since November 3, 2021, adding up to 15 reports. The most recent was August 8, 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.