Marion County weather alerts
There are no active weather alerts for Marion County, MO right now.
Since 2016 the National Weather Service has issued about 859 alerts that included Marion County, roughly 86 a year. The most common is the flood warning (147 from 2016 to 2025). The last tornado warning was issued on April 27, 2026. 15 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 Marion County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Shelby County, Pike County, Ralls County, Monroe County.
Marion County alert history
Alert events that included Marion County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Flood Warning | 147 | 13 | September 25, 2026 |
| Severe Thunderstorm Warning | 139 | 11 | September 15, 2026 |
| Dense Fog Advisory | 76 | 3 | September 11, 2026 |
| Winter Weather Advisory | 65 | 3 | March 16, 2026 |
| Severe Thunderstorm Watch | 60 | 3 | July 10, 2026 |
| Wind Advisory | 52 | 4 | June 17, 2026 |
| Flood Advisory | 36 | 5 | October 30, 2026 |
| Flood Watch | 36 | 8 | August 15, 2026 |
| Heat Advisory | 30 | 7 | August 31, 2026 |
| Tornado Watch | 29 | 8 | June 17, 2026 |
| Freeze Warning | 27 | 2 | November 7, 2026 |
| Cold Weather Advisory | 26 | 3 | January 26, 2026 |
| Flash Flood Warning | 24 | 3 | June 11, 2026 |
| Red Flag Warning | 15 | 1 | February 27, 2026 |
| Winter Storm Watch | 15 | 0 | November 29, 2025 |
| Frost Advisory | 14 | 1 | October 17, 2026 |
| Winter Storm Warning | 14 | 0 | November 29, 2025 |
| Tornado Warning | 13 | 1 | April 27, 2026 |
| Freeze Watch | 11 | 0 | November 2, 2025 |
| Extreme Cold Warning | 7 | 0 | January 21, 2025 |
| Extreme Heat Warning | 6 | 3 | September 3, 2026 |
| Fire Weather Watch | 5 | 1 | February 27, 2026 |
| Extreme Heat Watch | 4 | 1 | July 26, 2026 |
| High Wind Warning | 3 | 0 | March 5, 2025 |
| Extreme Cold Watch | 2 | 0 | December 22, 2022 |
| Ice Storm Warning | 1 | 0 | January 13, 2017 |
| Blizzard Warning | 1 | 0 | November 25, 2018 |
| High Wind Watch | 1 | 0 | March 14, 2019 |
Tornado history in Marion County
15 tornadoes have been recorded in Marion County since 1950, injuring 1 people. That ranks 91 of 115 counties in Missouri. The most recent was on June 24, 2021 (rated EF0).
Strongest tornadoes in Marion County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 10, 2003 | F3 | Ralls County | 12 mi | 200 yd | 0 | 0 |
| June 30, 1993 | F2 | Ralls County | 3 mi | 150 yd | 0 | 0 |
| August 16, 1975 | F1 | Knox County | 16 mi | 100 yd | 0 | 0 |
| October 2, 2007 | EF1 | Marion County | 3.8 mi | 100 yd | 0 | 1 |
| May 20, 2013 | EF1 | Marion County | 1.2 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 24, 2021 | EF0 | Marion County | 0.1 mi | 25 yd | 0 | 0 |
| June 24, 2021 | EF0 | Marion County | 0.2 mi | 50 yd | 0 | 0 |
| May 20, 2013 | EF1 | Marion County | 1.2 mi | 50 yd | 0 | 0 |
| October 2, 2007 | EF0 | Marion County | 0.5 mi | 40 yd | 0 | 0 |
| October 2, 2007 | EF0 | Marion County | 0.7 mi | 60 yd | 0 | 0 |
About Marion County
- Population: 28,425 (2024 estimate)
- State: Missouri
- NOAA Weather Radio SAME code: 029127 (how to use it)