Buena Vista County weather alerts
There are no active weather alerts for Buena Vista County, IA right now.
Since 2016 the National Weather Service has issued about 826 alerts that included Buena Vista County, roughly 83 a year. The most common is the severe thunderstorm warning (105 from 2016 to 2025). The last tornado warning was issued on May 18, 2026. 29 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 Buena Vista County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Pocahontas County, Sac County, Clay County, Cherokee County.
Buena Vista County alert history
Alert events that included Buena Vista County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 105 | 17 | October 9, 2026 |
| Dense Fog Advisory | 102 | 8 | September 30, 2026 |
| Winter Weather Advisory | 92 | 4 | February 19, 2026 |
| Wind Advisory | 91 | 3 | June 17, 2026 |
| Severe Thunderstorm Watch | 65 | 13 | September 2, 2026 |
| Cold Weather Advisory | 53 | 4 | March 16, 2026 |
| Heat Advisory | 43 | 7 | September 4, 2026 |
| Red Flag Warning | 36 | 6 | May 14, 2026 |
| Flood Warning | 35 | 0 | July 6, 2024 |
| Winter Storm Watch | 30 | 1 | March 15, 2026 |
| Fire Weather Watch | 21 | 3 | March 28, 2026 |
| Flood Watch | 19 | 3 | September 30, 2026 |
| Winter Storm Warning | 18 | 0 | December 6, 2025 |
| Tornado Watch | 16 | 3 | June 10, 2026 |
| Blizzard Warning | 13 | 1 | March 15, 2026 |
| Tornado Warning | 13 | 2 | May 18, 2026 |
| Extreme Heat Warning | 12 | 3 | July 25, 2026 |
| Extreme Cold Warning | 12 | 1 | January 23, 2026 |
| Frost Advisory | 12 | 4 | May 20, 2026 |
| High Wind Warning | 10 | 3 | March 15, 2026 |
| Freeze Warning | 9 | 2 | October 17, 2026 |
| Extreme Heat Watch | 7 | 0 | July 27, 2025 |
| Flash Flood Warning | 4 | 0 | June 14, 2018 |
| Extreme Cold Watch | 4 | 1 | January 23, 2026 |
| Ice Storm Warning | 2 | 0 | January 2, 2023 |
| Freeze Watch | 1 | 1 | October 17, 2026 |
| High Wind Watch | 1 | 1 | March 13, 2026 |
Tornado history in Buena Vista County
29 tornadoes have been recorded in Buena Vista County since 1950, injuring 3 people. That ranks 63 of 99 counties in Iowa. The most recent was on May 21, 2024 (rated EF1).
Strongest tornadoes in Buena Vista County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 9, 2011 | EF3 | Sac County | 29.4 mi | 2,640 yd | 0 | 0 |
| June 11, 2004 | F3 | Buena Vista County | 6.1 mi | 400 yd | 0 | 0 |
| June 16, 1957 | F2 | Ida County | 47.6 mi | 10 yd | 0 | 0 |
| August 5, 1958 | F2 | Buena Vista County | 27.1 mi | 60 yd | 0 | 0 |
| December 15, 2021 | EF2 | Buena Vista County | 4.8 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 21, 2024 | EF1 | Buena Vista County | 1.6 mi | 75 yd | 0 | 0 |
| May 13, 2023 | EF0 | Buena Vista County | 2 mi | 75 yd | 0 | 0 |
| May 13, 2023 | ? | Buena Vista County | 1 mi | 75 yd | 0 | 0 |
| May 13, 2023 | ? | Buena Vista County | 0 mi | 10 yd | 0 | 0 |
| December 15, 2021 | EF2 | Buena Vista County | 4.8 mi | 100 yd | 0 | 0 |
About Buena Vista County
- Population: 20,816 (2024 estimate)
- State: Iowa
- NOAA Weather Radio SAME code: 019021 (how to use it)