Bon Homme County weather alerts
There are no active weather alerts for Bon Homme County, SD right now.
Since 2016 the National Weather Service has issued about 875 alerts that included Bon Homme County, roughly 88 a year. The most common is the severe thunderstorm warning (145 from 2016 to 2025). The last tornado warning was issued on September 8, 2026. 26 tornadoes have touched down in the county since 1950.
Updated from the National Weather Service · lists refresh hourly; the live map loads current alerts directly from the NWS
No warnings, watches or advisories include Bon Homme County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Hutchinson County, Yankton County, Knox County, Charles Mix County.
Bon Homme County alert history
Alert events that included Bon Homme County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 145 | 24 | September 8, 2026 |
| Wind Advisory | 99 | 4 | June 17, 2026 |
| Severe Thunderstorm Watch | 82 | 9 | September 8, 2026 |
| Winter Weather Advisory | 76 | 6 | March 16, 2026 |
| Dense Fog Advisory | 64 | 8 | September 30, 2026 |
| Red Flag Warning | 60 | 11 | May 14, 2026 |
| Heat Advisory | 57 | 8 | September 4, 2026 |
| Cold Weather Advisory | 39 | 2 | January 26, 2026 |
| Flood Warning | 38 | 0 | June 23, 2024 |
| Winter Storm Watch | 35 | 1 | March 15, 2026 |
| Fire Weather Watch | 34 | 6 | April 22, 2026 |
| Winter Storm Warning | 24 | 0 | March 7, 2025 |
| High Wind Warning | 19 | 4 | June 10, 2026 |
| Extreme Heat Warning | 11 | 1 | July 25, 2026 |
| Blizzard Warning | 10 | 1 | March 15, 2026 |
| Freeze Warning | 10 | 2 | October 17, 2026 |
| Tornado Watch | 10 | 2 | June 10, 2026 |
| Flood Watch | 10 | 0 | June 21, 2024 |
| Frost Advisory | 9 | 3 | May 20, 2026 |
| Extreme Heat Watch | 8 | 0 | July 27, 2025 |
| High Wind Watch | 8 | 1 | March 13, 2026 |
| Extreme Cold Warning | 7 | 1 | January 23, 2026 |
| Tornado Warning | 7 | 2 | September 8, 2026 |
| Flash Flood Warning | 6 | 1 | July 3, 2026 |
| Extreme Cold Watch | 4 | 1 | January 23, 2026 |
| Freeze Watch | 3 | 1 | October 17, 2026 |
Tornado history in Bon Homme County
26 tornadoes have been recorded in Bon Homme County since 1950, injuring 4 people. That ranks 36 of 66 counties in South Dakota. The most recent was on July 3, 2023 (rated EF0).
Strongest tornadoes in Bon Homme County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 26, 1965 | F3 | Bon Homme County | 35.6 mi | 163 yd | 0 | 0 |
| June 21, 1965 | F3 | Bon Homme County | 15.4 mi | 87 yd | 0 | 0 |
| June 18, 1954 | F3 | Bon Homme County | 10.6 mi | 10 yd | 0 | 0 |
| June 5, 1962 | F3 | Bon Homme County | 9.5 mi | 1,760 yd | 0 | 0 |
| May 10, 1956 | F2 | Bon Homme County | 5.6 mi | 100 yd | 0 | 2 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 3, 2023 | EF0 | Bon Homme County | 1.2 mi | 40 yd | 0 | 0 |
| May 30, 2022 | ? | Bon Homme County | 5.5 mi | 50 yd | 0 | 0 |
| September 10, 2019 | EF0 | Bon Homme County | 1.4 mi | 20 yd | 0 | 0 |
| April 15, 2012 | EF0 | Bon Homme County | 0.5 mi | 25 yd | 0 | 0 |
| March 23, 2009 | EF1 | Bon Homme County | 0.9 mi | 100 yd | 0 | 0 |
About Bon Homme County
- Population: 7,071 (2024 estimate)
- State: South Dakota
- NOAA Weather Radio SAME code: 046009 (how to use it)