Marion County weather alerts
There are no active weather alerts for Marion County, OR right now.
Since 2016 the National Weather Service has issued about 76 alerts that included Marion County, roughly 8 a year. The most common is the flood advisory (36 from 2016 to 2025). The last tornado warning was issued on February 25, 2025. 11 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 Linn County, Jefferson County, Yamhill County, Clackamas 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 Advisory | 36 | 0 | December 19, 2025 |
| Flood Warning | 18 | 0 | December 19, 2025 |
| Severe Thunderstorm Warning | 17 | 0 | September 7, 2025 |
| Severe Thunderstorm Watch | 3 | 0 | March 26, 2025 |
| Tornado Warning | 2 | 0 | February 25, 2025 |
Tornado history in Marion County
11 tornadoes have been recorded in Marion County since 1950, injuring 2 people. That ranks 1 of 36 counties in Oregon. The most recent was on October 24, 2022 (rated EF0).
Strongest tornadoes in Marion County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| December 14, 2010 | EF2 | Marion County | 5 mi | 150 yd | 0 | 2 |
| March 8, 1960 | F1 | Marion County | 1 mi | 10 yd | 0 | 0 |
| May 31, 1997 | F0 | Marion County | 1.5 mi | 50 yd | 0 | 0 |
| December 16, 2006 | F0 | Marion County | 1.5 mi | 50 yd | 0 | 0 |
| September 17, 1997 | F0 | Marion County | 1 mi | 50 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| October 24, 2022 | EF0 | Marion County | 0 mi | 17 yd | 0 | 0 |
| October 29, 2018 | EF0 | Marion County | 0.1 mi | 10 yd | 0 | 0 |
| October 12, 2017 | EF0 | Marion County | 0.6 mi | 50 yd | 0 | 0 |
| December 14, 2010 | EF2 | Marion County | 5 mi | 150 yd | 0 | 2 |
| December 16, 2006 | F0 | Marion County | 1.5 mi | 50 yd | 0 | 0 |
About Marion County
- Population: 352,867 (2024 estimate)
- State: Oregon
- NOAA Weather Radio SAME code: 041047 (how to use it)
- Cities: Salem