Hail history for Clark, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Clark since 1963, with preliminary reports to November 3, 2026.
Readout · Clark
- Last hail
- Jun 19, 2025
- 1.00 in, quarter size
- Hail days, last 5 years
- 1
- since Nov 3, 2021 · 1 report
- Largest ever
- 4.50 in
- softball · May 5, 1964
34 reports on 26 days since 1963 · #41 of 305 South Dakota places
Hail map · Clark
- 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 Clark
The latest hail report in and around Clark is from June 19, 2025, 1.00 in (quarter size). Since November 3, 2021 there has been one hail day; the biggest stones in that time were 1.00 in on June 19, 2025.
Over the 20 years 2006–2025, Clark logged 12 reports on 7 hail days, about 0.6 reports a year. That is 33% more than the median South Dakota town on this site (0.5 a year) and ranks #41 of 305 South Dakota cities and towns on this site for all-time reports. Clark accounts for 14% of the 235 reports filed in Clark County.
21% of reports with a size were 2 inches (hen egg) or larger, against 7% for the median South Dakota town on this site. The largest hail on record here is 4.50 in (softball) on May 5, 1964.
Reports were down 80% in 2016–2025 (2) compared with 2006–2015 (10). The busiest year was 2006, with 4 reports on 1 day. Hail here peaks in June (35% of reports); 53% fall between April and June.
Reports a year 2006–2025 average
- Clark 0.6
- Clark County 5.5
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Clark 7
- Clark County 49
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Clark 21%
- Clark County 9%
- Median South Dakota town on this site 7%
Hail over time
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0 | ||||||||||||
| 2025 | 1 | 1 | |||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 0 | ||||||||||||
| 2022 | 0 | ||||||||||||
| 2021 | 0 | ||||||||||||
| 2020 | 0 | ||||||||||||
| 2019 | 0 | ||||||||||||
| 2018 | 0 | ||||||||||||
| 2017 | 0 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Jun 19, 2025 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| May 5, 1964 | 4.50 insoftball | — | Clark | 17:10 local · NCEI |
| Jul 17, 2010 | 2.75 inbaseball | 0.49 W Clark | Clark | 16:35 local · NCEI |
| Jul 17, 2010 | 2.00 inhen egg | 0.49 W Clark | Clark | 16:30 local · NCEI |
| Sep 10, 1975 | 2.00 inhen egg | — | Clark | 18:15 local · NCEI |
| Jul 14, 1968 | 2.00 inhen egg | — | Clark | 03:30 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 10 29%
- 1–2 in 17 50%
- 2 in + 7 21%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Jun 19, 2025 | 1.00 inquarter | 0.49 W Clark | Clark | 22:13 local · NCEI |
| Jul 16, 2016 | 1.75 ingolf ball | 2.81 S Clark | Clark | 19:19 local · NCEI |
| Sep 18, 2013 | 1.00 inquarter | 3.69 WNW Clark | Clark | 22:30 local · NCEI |
| Jun 1, 2012 | 1.00 inquarter | 0.49 W Clark | Clark | 19:02 local · NCEI |
| Jul 17, 2010 | 2.75 inbaseball | 0.49 W Clark | Clark | 16:35 local · NCEI |
| Jul 17, 2010 | 1.75 ingolf ball | 0.49 W Clark | Clark | 16:34 local · NCEI |
| Jul 17, 2010 | 2.00 inhen egg | 0.49 W Clark | Clark | 16:30 local · NCEI |
| May 31, 2009 | 1.00 inquarter | 0.49 W Clark | Clark | 16:35 local · NCEI |
| Jun 14, 2006 | 0.88 innickel | Clark | Clark | 13:04 local · NCEI |
| Jun 14, 2006 | 1.75 ingolf ball | 3 W Clark | Clark | 13:00 local · NCEI |
| Jun 14, 2006 | 1.25 inhalf dollar | 1 W Clark | Clark | 13:00 local · NCEI |
| Jun 14, 2006 | 1.50 inping pong ball | 4 W Clark | Clark | 12:50 local · NCEI |
Hail history near Clark
- Silver Lake Colony 10 km · 20
- Garden City 15 km · 14
- Raymond 16 km · 10
- Naples 21 km · 15
- Henry 22 km · 24
- Willow Lake 29 km · 20
- Doland 29 km · 11
- Wallace 30 km · 13
Questions about hail in Clark
How often does it hail in Clark, South Dakota?
34 hail reports have been logged in and within about 5 km (3 miles) of Clark since 1963. Over the 20 years 2006–2025 that averages 0.6 reports a year. That ranks #41 of 305 South Dakota places by number of reports.
When is hail season in Clark?
Most reports come in June, July, May. June alone accounts for 35% of all reports.
What is the largest hail recorded in Clark?
4.50 in (softball size) on May 5, 1964. 21% of reports here were 2 inches or larger.
When did it last hail in Clark?
The most recent report in this data is from June 19, 2025 (1.00 in). Final NOAA data runs to July 31, 2026; preliminary NWS reports run to November 3, 2026.
How many hail storms has Clark had in the last five years?
1 separate days with hail reports since November 3, 2021, adding up to 1 reports. The most recent was June 19, 2025.
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.