Potter County weather alerts
There are no active weather alerts for Potter County, SD right now.
Since 2016 the National Weather Service has issued about 936 alerts that included Potter County, roughly 94 a year. The most common is the severe thunderstorm warning (190 from 2016 to 2025). The last tornado warning was issued on June 28, 2025. 20 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 Potter County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Hyde County, Edmunds County, Dewey County, Walworth County.
Potter County alert history
Alert events that included Potter County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 190 | 21 | September 6, 2026 |
| Wind Advisory | 128 | 10 | October 24, 2026 |
| Winter Weather Advisory | 97 | 6 | April 1, 2026 |
| Severe Thunderstorm Watch | 95 | 10 | August 24, 2026 |
| Dense Fog Advisory | 87 | 15 | November 7, 2026 |
| Cold Weather Advisory | 62 | 3 | January 25, 2026 |
| Red Flag Warning | 37 | 9 | September 8, 2026 |
| Heat Advisory | 30 | 5 | July 29, 2026 |
| Winter Storm Watch | 27 | 2 | April 3, 2026 |
| Fire Weather Watch | 27 | 5 | May 15, 2026 |
| High Wind Warning | 26 | 4 | March 12, 2026 |
| Extreme Cold Warning | 21 | 1 | January 23, 2026 |
| Winter Storm Warning | 20 | 2 | April 3, 2026 |
| High Wind Watch | 17 | 2 | March 12, 2026 |
| Frost Advisory | 15 | 2 | May 19, 2026 |
| Blizzard Warning | 14 | 1 | March 15, 2026 |
| Freeze Warning | 11 | 2 | October 14, 2026 |
| Tornado Watch | 8 | 2 | June 27, 2026 |
| Flash Flood Warning | 4 | 0 | July 22, 2025 |
| Freeze Watch | 4 | 0 | October 7, 2023 |
| Tornado Warning | 3 | 0 | June 28, 2025 |
| Flood Watch | 3 | 0 | August 1, 2025 |
| Extreme Cold Watch | 3 | 1 | January 23, 2026 |
| Extreme Heat Warning | 2 | 2 | July 26, 2026 |
| Ice Storm Warning | 2 | 0 | November 10, 2022 |
| Flood Warning | 2 | 2 | July 31, 2026 |
| Extreme Heat Watch | 1 | 0 | July 19, 2016 |
Tornado history in Potter County
20 tornadoes have been recorded in Potter County since 1950, injuring 2 people. That ranks 53 of 66 counties in South Dakota. The most recent was on July 26, 2011 (rated EF0).
Strongest tornadoes in Potter County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 18, 1964 | F2 | Potter County | 24.6 mi | 200 yd | 0 | 2 |
| April 19, 1955 | F2 | Potter County | 18.2 mi | 27 yd | 0 | 0 |
| April 19, 1955 | F2 | Potter County | 10.8 mi | 67 yd | 0 | 0 |
| April 19, 1955 | F2 | Potter County | 2.3 mi | 100 yd | 0 | 0 |
| July 18, 1970 | F2 | Potter County | 0.1 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 26, 2011 | EF0 | Potter County | 0.1 mi | 10 yd | 0 | 0 |
| June 16, 2009 | EF0 | Potter County | 0.5 mi | 25 yd | 0 | 0 |
| June 16, 2009 | EF0 | Potter County | 0.2 mi | 10 yd | 0 | 0 |
| June 24, 2006 | F0 | Potter County | 1 mi | 10 yd | 0 | 0 |
| June 11, 2003 | F0 | Potter County | 0.1 mi | 25 yd | 0 | 0 |
About Potter County
- Population: 2,402 (2024 estimate)
- State: South Dakota
- NOAA Weather Radio SAME code: 046107 (how to use it)