Pennington County weather alerts
There are no active weather alerts for Pennington County, SD right now.
Since 2016 the National Weather Service has issued about 1,070 alerts that included Pennington County, roughly 107 a year. The most common is the severe thunderstorm warning (820 from 2016 to 2025). The last tornado warning was issued on June 28, 2025. 50 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 Pennington County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Lawrence County, Custer County, Jackson County, Meade County.
Pennington County alert history
Alert events that included Pennington County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 820 | 73 | September 7, 2026 |
| Severe Thunderstorm Watch | 126 | 13 | August 23, 2026 |
| Flood Advisory | 38 | 1 | August 16, 2026 |
| Flood Warning | 33 | 0 | October 13, 2023 |
| Flash Flood Warning | 21 | 0 | June 24, 2023 |
| Tornado Warning | 12 | 0 | June 28, 2025 |
| Snow Squall Warning | 12 | 0 | February 8, 2025 |
| Tornado Watch | 8 | 1 | June 27, 2026 |
Tornado history in Pennington County
50 tornadoes have been recorded in Pennington County since 1950, injuring 10 people. That ranks 4 of 66 counties in South Dakota. The most recent was on July 4, 2019 (rated EF1).
Strongest tornadoes in Pennington County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 20, 1968 | F2 | Lawrence County | 13.1 mi | 100 yd | 0 | 0 |
| June 7, 1994 | F2 | Pennington County | 10 mi | 800 yd | 0 | 0 |
| June 13, 2016 | EF2 | Pennington County | 7.4 mi | 200 yd | 0 | 0 |
| July 23, 1966 | F2 | Pennington County | 3.8 mi | 440 yd | 0 | 5 |
| June 18, 1967 | F2 | Pennington County | 1 mi | 150 yd | 0 | 3 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 4, 2019 | EF1 | Pennington County | 1.2 mi | 200 yd | 0 | 0 |
| July 4, 2019 | EF1 | Pennington County | 0.3 mi | 200 yd | 0 | 0 |
| July 4, 2019 | EF1 | Pennington County | 1.7 mi | 250 yd | 0 | 0 |
| June 13, 2016 | EF2 | Pennington County | 7.4 mi | 200 yd | 0 | 0 |
| May 27, 2014 | EF1 | Pennington County | 2.2 mi | 300 yd | 0 | 0 |
About Pennington County
- Population: 115,979 (2024 estimate)
- State: South Dakota
- NOAA Weather Radio SAME code: 046103 (how to use it)