Fall River County weather alerts
There are no active weather alerts for Fall River County, SD right now.
Since 2016 the National Weather Service has issued about 879 alerts that included Fall River County, roughly 88 a year. The most common is the severe thunderstorm warning (274 from 2016 to 2025). The last tornado warning was issued on August 11, 2019. 32 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 Fall River County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Dawes County, Custer County, Niobrara County, Sioux County.
Fall River County alert history
Alert events that included Fall River County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 274 | 49 | September 7, 2026 |
| Severe Thunderstorm Watch | 104 | 15 | August 27, 2026 |
| Red Flag Warning | 77 | 31 | October 9, 2026 |
| Winter Weather Advisory | 70 | 1 | February 19, 2026 |
| Wind Advisory | 60 | 13 | November 2, 2026 |
| Fire Weather Watch | 51 | 12 | October 9, 2026 |
| Winter Storm Watch | 31 | 0 | March 6, 2025 |
| Winter Storm Warning | 30 | 0 | March 6, 2025 |
| Cold Weather Advisory | 27 | 3 | January 26, 2026 |
| High Wind Warning | 24 | 5 | November 2, 2026 |
| Dense Fog Advisory | 16 | 0 | October 15, 2025 |
| High Wind Watch | 15 | 5 | November 2, 2026 |
| Freeze Warning | 14 | 2 | October 16, 2026 |
| Heat Advisory | 13 | 3 | August 2, 2026 |
| Flood Watch | 13 | 0 | August 3, 2023 |
| Frost Advisory | 10 | 1 | May 20, 2026 |
| Flood Warning | 8 | 0 | June 30, 2023 |
| Tornado Watch | 7 | 0 | June 23, 2023 |
| Tornado Warning | 6 | 0 | August 11, 2019 |
| Extreme Cold Warning | 6 | 0 | January 20, 2025 |
| Flood Advisory | 6 | 0 | July 19, 2024 |
| Flash Flood Warning | 5 | 1 | June 2, 2026 |
| Blizzard Warning | 5 | 0 | April 3, 2023 |
| Freeze Watch | 4 | 0 | October 7, 2023 |
| Snow Squall Warning | 2 | 0 | March 25, 2023 |
| Extreme Cold Watch | 1 | 0 | December 20, 2022 |
| Extreme Heat Watch | 0 | 1 | July 11, 2026 |
Tornado history in Fall River County
32 tornadoes have been recorded in Fall River County since 1950, injuring 3 people. That ranks 24 of 66 counties in South Dakota. The most recent was on August 26, 2017 (rated EF0).
Strongest tornadoes in Fall River County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 22, 2012 | EF2 | Fall River County | 16.7 mi | 800 yd | 0 | 0 |
| June 5, 1982 | F2 | Fall River County | 7 mi | 33 yd | 0 | 1 |
| August 17, 1983 | F2 | Fall River County | 0.2 mi | 10 yd | 0 | 0 |
| July 14, 1969 | F2 | Fall River County | 0.1 mi | 33 yd | 0 | 0 |
| May 11, 1991 | F1 | Fall River County | 1 mi | 73 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 26, 2017 | EF0 | Fall River County | 0.7 mi | 10 yd | 0 | 0 |
| June 22, 2012 | EF2 | Fall River County | 16.7 mi | 800 yd | 0 | 0 |
| June 17, 2008 | EF0 | Fall River County | 0 mi | 15 yd | 0 | 0 |
| June 7, 2005 | F1 | Fall River County | 0.6 mi | 130 yd | 0 | 0 |
| September 14, 2004 | F0 | Fall River County | 0.1 mi | 10 yd | 0 | 0 |
About Fall River County
- Population: 7,359 (2024 estimate)
- State: South Dakota
- NOAA Weather Radio SAME code: 046047 (how to use it)