Hail history for Hanson County, South Dakota
Every NOAA hail report filed in Hanson County since 1964, with preliminary National Weather Service reports to November 3, 2026.
Readout · Hanson County
- Last hail
- May 31, 2026
- 1.00 in, quarter size
- Hail days, last 5 years
- 2
- since Nov 3, 2021 · 3 reports
- Largest ever
- 3.00 in
- teacup · Jul 7, 1964
92 reports on 61 days since 1964 · #65 of 67 South Dakota counties
Hail map · Hanson 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 Hanson County
The latest hail report in Hanson County is from May 31, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 2 separate hail days; the biggest stones in that time were 1.00 in on May 31, 2026.
Over the 20 years 2006–2025, Hanson County logged 49 reports on 31 hail days, about 2.5 reports a year. That is about half the median South Dakota county (5.5 a year) and ranks #65 of 67 South Dakota counties for all-time reports. Hanson County holds 1% of all 17,223 hail reports in South Dakota.
4% of reports with a size were 2 inches (hen egg) or larger, against 8% for the median South Dakota county. The largest hail on record here is 3.00 in (teacup) on July 7, 1964.
Reports were down 68% in 2016–2025 (12) compared with 2006–2015 (37). The busiest year was 2004, with 15 reports on 8 days. Hail here peaks in August (26% of reports); 41% fall between April and June.
Reports a year 2006–2025 average
- Hanson County 2.5
- Median South Dakota county 5.5
Hail days 2006–2025
- Hanson County 31
- Median South Dakota county 54
Share 2 in or larger of sized reports
- Hanson County 4%
- Median South Dakota county 8%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2 | 2 | |||||||||||
| 2025 | 0 | ||||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 1 | 1 | |||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 1 | 1 | |||||||||||
| 2020 | 4 | 4 | |||||||||||
| 2019 | 2 | 1 | 3 | ||||||||||
| 2018 | 1 | 1 | |||||||||||
| 2017 | 1 | 1 | 2 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| May 31, 2026 | 2 | 1.00 in | — |
| Aug 10, 2023 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | Damage | Time · source |
|---|---|---|---|---|
| Jul 7, 1964 | 3.00 inteacup | — | — | 18:30 local · NCEI |
| Jul 6, 2020 | 2.75 inbaseball | Alexandria | — | 13:00 local · NCEI |
| Aug 8, 2009 | 2.75 inbaseball | Fulton | $10K | 12:15 local · NCEI |
| Aug 2, 2009 | 2.00 inhen egg | Alexandria | $50K | 19:20 local · NCEI |
| May 5, 2012 | 1.75 ingolf ball | 1.5 W Plano | — | 18:47 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 42 46%
- 1–2 in 46 50%
- 2 in + 4 4%
Most recent reports
| Date | Size | Location | Time · source |
|---|---|---|---|
| May 31, 2026 | 1.00 inquarter | 8.26 ESE Alexandria | 16:30 local · NCEI |
| May 31, 2026 | 0.88 innickel | 6.53 SSE Farmer | 15:35 local · NCEI |
| Aug 10, 2023 | 1.00 inquarter | 5.55 S Rockport | 18:36 local · NCEI |
| Aug 30, 2021 | 0.88 innickel | 0.85 SE Rockport | 16:29 local · NCEI |
| Jul 17, 2020 | 1.00 inquarter | 7.82 ESE Rockport | 08:20 local · NCEI |
| Jul 6, 2020 | 2.75 inbaseball | Alexandria | 13:00 local · NCEI |
| Jul 6, 2020 | 1.50 inping pong ball | 0.85 NW Alexandria | 13:00 local · NCEI |
| Jul 6, 2020 | 1.50 inping pong ball | 1.65 ESE Fulton | 12:43 local · NCEI |
| Jul 12, 2019 | 1.25 inhalf dollar | 4.84 N Fulton | 09:51 local · NCEI |
| Jun 27, 2019 | 1.00 inquarter | 0.85 NE Fulton | 03:15 local · NCEI |
| Jun 24, 2019 | 1.00 inquarter | 1.21 NW Plano | 14:06 local · NCEI |
| Apr 13, 2018 | 0.75 inpenny | 0.85 NW Farmer | 11:25 local · NCEI |
Cities and towns in Hanson County
| Place | Reports | Largest |
|---|---|---|
| Fulton | 14 | 3.00 in |
| Alexandria | 13 | 2.75 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.
| Place | Reports | Hail days | Latest |
|---|---|---|---|
| Farmer | 5 | 5 | Apr 13, 2018 |
| Millbrook Colony | 4 | 3 | Aug 27, 2007 |
| Oak Lane Colony | 3 | 3 | Jun 5, 2008 |
| Rockport Colony | 2 | 2 | Aug 30, 2021 |
Questions about hail in Hanson County
How often does it hail in Hanson County, South Dakota?
92 hail reports have been logged in Hanson County since 1964. Over the 20 years 2006–2025 that averages 2.5 reports a year. That ranks #65 of 67 South Dakota counties by number of reports.
When is hail season in Hanson County?
Most reports come in August, May, July. August alone accounts for 26% of all reports.
What is the largest hail recorded in Hanson County?
3.00 in (teacup size) on July 7, 1964. 4% of reports here were 2 inches or larger.
When did it last hail in Hanson County?
The most recent report in this data is from May 31, 2026 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Hanson County had in the last five years?
2 separate days with hail reports since November 3, 2021, adding up to 3 reports. The most recent was May 31, 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.