Hail history for Sioux Falls, South Dakota
NOAA hail reports in and within about 5 km (3 miles) of Sioux Falls since 1956, with preliminary reports to November 3, 2026.
Readout · Sioux Falls
- Last hail
- Aug 20, 2026
- 1.00 in, quarter size · preliminary
- Hail days, last 5 years
- 17
- since Nov 3, 2021 · 62 reports
- Largest ever
- 3.00 in
- teacup · Jun 22, 1960
306 reports on 116 days since 1956 · #2 of 305 South Dakota places
Hail map · Sioux Falls
- 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 Sioux Falls
The latest hail report in and around Sioux Falls is from August 20, 2026, 1.00 in (quarter size). Since November 3, 2021 there have been 17 separate hail days; the biggest stones in that time were 2.50 in on May 29, 2022.
Over the 20 years 2006–2025, Sioux Falls logged 132 reports on 40 hail days, about 6.6 reports a year. That is 14.7 times the median South Dakota town on this site (0.5 a year) and ranks #2 of 305 South Dakota cities and towns on this site for all-time reports. Sioux Falls accounts for 60% of the 511 reports filed in Minnehaha County.
7% 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 3.00 in (teacup) on June 22, 1960.
Reports were up 87% in 2016–2025 (86) compared with 2006–2015 (46). The busiest year was 2022, with 33 reports on 7 days. Hail here peaks in June (27% of reports); 64% fall between April and June.
Reports a year 2006–2025 average
- Sioux Falls 6.6
- Minnehaha County 9.3
- Median South Dakota town on this site 0.5
Hail days 2006–2025
- Sioux Falls 40
- Minnehaha County 65
- Median South Dakota town on this site 7
Share 2 in or larger of sized reports
- Sioux Falls 7%
- Minnehaha County 6%
- 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 | 12 | 5 | 1 | 18 | |||||||||
| 2025 | 6 | 1 | 7 | ||||||||||
| 2024 | 0 | ||||||||||||
| 2023 | 1 | 1 | 2 | 4 | |||||||||
| 2022 | 2 | 26 | 2 | 3 | 33 | ||||||||
| 2021 | 3 | 2 | 3 | 8 | |||||||||
| 2020 | 2 | 2 | |||||||||||
| 2019 | 2 | 1 | 3 | 6 | |||||||||
| 2018 | 1 | 1 | 14 | 16 | |||||||||
| 2017 | 7 | 2 | 9 |
Hail days since Nov 3, 2021
| Date | Reports | Largest | Storm page |
|---|---|---|---|
| Aug 20, 2026 | 1 | 1.00 in | View |
| May 24, 2026 | 2 | 1.00 in | — |
| May 17, 2026 | 3 | 1.50 in | — |
| Apr 13, 2026 | 12 | 1.50 in | — |
| Sep 16, 2025 | 1 | 1.00 in | — |
| Jul 23, 2025 | 2 | 0.75 in | — |
| Jul 9, 2025 | 4 | 1.00 in | — |
| Aug 10, 2023 | 2 | 0.75 in | — |
| May 4, 2023 | 1 | 0.75 in | — |
| Mar 30, 2023 | 1 | 0.75 in | — |
| Jul 22, 2022 | 1 | 0.88 in | — |
| Jul 5, 2022 | 2 | 1.00 in | — |
| Jun 20, 2022 | 2 | 1.00 in | — |
| May 30, 2022 | 11 | 2.00 in | — |
| May 29, 2022 | 15 | 2.50 in | — |
| Apr 23, 2022 | 1 | 0.88 in | — |
| Apr 12, 2022 | 1 | 1.00 in | — |
Largest hail on record
| Date | Size | Location | County | Damage | Time · source |
|---|---|---|---|---|---|
| Jun 22, 1960 | 3.00 inteacup | — | Minnehaha | — | 20:15 local · NCEI |
| Jun 12, 2001 | 2.75 inbaseball | Sioux Falls | Minnehaha | $2.0 million | 18:25 local · NCEI |
| Jul 14, 1970 | 2.75 inbaseball | — | Minnehaha | — | 13:55 local · NCEI |
| Sep 11, 1966 | 2.75 inbaseball | — | Minnehaha | — | 03:00 local · NCEI |
| Sep 11, 1966 | 2.75 inbaseball | — | Minnehaha | — | 02:20 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 120 39%
- 1–2 in 166 54%
- 2 in + 20 7%
Most recent reports
| Date | Size | Location | County | Time · source |
|---|---|---|---|---|
| Aug 20, 2026 | 1.00 inquarter | 4 S Sioux Falls | Lincoln | 00:28 UTC · NWS prelim. |
| May 24, 2026 | 1.00 inquarter | 1.22 NW Brandon | Minnehaha | 22:40 local · NCEI |
| May 24, 2026 | 1.00 inquarter | 0.5 W South Sioux Falls | Minnehaha | 22:30 local · NCEI |
| May 17, 2026 | 1.50 inping pong ball | 2.94 SSE Sioux Falls | Lincoln | 15:47 local · NCEI |
| May 17, 2026 | 1.00 inquarter | 3.6 SSW Sioux Falls | Lincoln | 15:36 local · NCEI |
| May 17, 2026 | 1.00 inquarter | 2.81 S Ellis | Minnehaha | 15:32 local · NCEI |
| Apr 13, 2026 | 0.75 inpenny | 2.51 W East Sioux Falls | Minnehaha | 17:32 local · NCEI |
| Apr 13, 2026 | 1.00 inquarter | 2.3 NNW Shindler | Lincoln | 17:30 local · NCEI |
| Apr 13, 2026 | 0.75 inpenny | 1.65 WSW East Sioux Falls | Minnehaha | 17:30 local · NCEI |
| Apr 13, 2026 | 0.75 inpenny | 2.6 ESE Sioux Falls | Minnehaha | 17:29 local · NCEI |
| Apr 13, 2026 | 1.00 inquarter | 3.45 S Sioux Falls | Lincoln | 17:25 local · NCEI |
| Apr 13, 2026 | 0.75 inpenny | 1.47 SSE Sioux Falls | Minnehaha | 17:25 local · NCEI |
Hail history near Sioux Falls
Questions about hail in Sioux Falls
How often does it hail in Sioux Falls, South Dakota?
306 hail reports have been logged in and within about 5 km (3 miles) of Sioux Falls since 1956. Over the 20 years 2006–2025 that averages 6.6 reports a year. That ranks #2 of 305 South Dakota places by number of reports.
When is hail season in Sioux Falls?
Most reports come in June, May, August. June alone accounts for 27% of all reports.
What is the largest hail recorded in Sioux Falls?
3.00 in (teacup size) on June 22, 1960. 7% of reports here were 2 inches or larger.
When did it last hail in Sioux Falls?
The most recent report in this data is from August 20, 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 Sioux Falls had in the last five years?
17 separate days with hail reports since November 3, 2021, adding up to 62 reports. The most recent was August 20, 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.