Linn County weather alerts
There are no active weather alerts for Linn County, OR right now.
Since 2016 the National Weather Service has issued about 139 alerts that included Linn County, roughly 14 a year. The most common is the dense fog advisory (30 from 2016 to 2025). The last tornado warning was issued on October 29, 2018. 5 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 Linn County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Marion County, Benton County, Lane County, Jefferson County.
Linn County alert history
Alert events that included Linn County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Dense Fog Advisory | 30 | 16 | November 12, 2026 |
| Flood Advisory | 23 | 0 | December 19, 2025 |
| Frost Advisory | 14 | 7 | October 13, 2026 |
| Severe Thunderstorm Warning | 13 | 1 | July 22, 2026 |
| Flood Warning | 12 | 0 | December 19, 2025 |
| Wind Advisory | 11 | 0 | December 24, 2025 |
| Cold Weather Advisory | 11 | 4 | January 25, 2026 |
| Heat Advisory | 5 | 4 | August 4, 2026 |
| Severe Thunderstorm Watch | 4 | 0 | March 26, 2025 |
| Extreme Heat Warning | 4 | 0 | August 22, 2025 |
| Flood Watch | 4 | 0 | December 18, 2025 |
| Extreme Heat Watch | 3 | 0 | August 22, 2025 |
| Tornado Warning | 1 | 0 | October 29, 2018 |
| Freeze Warning | 1 | 4 | October 24, 2026 |
| Ice Storm Warning | 1 | 0 | February 13, 2025 |
| Winter Storm Watch | 1 | 0 | February 13, 2025 |
| Winter Weather Advisory | 1 | 0 | February 5, 2025 |
| Freeze Watch | 0 | 3 | October 24, 2026 |
Tornado history in Linn County
5 tornadoes have been recorded in Linn County since 1950. That ranks 11 of 36 counties in Oregon. The most recent was on June 18, 2023 (rated EF0).
Strongest tornadoes in Linn County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| September 19, 2017 | EF1 | Linn County | 0.7 mi | 167 yd | 0 | 0 |
| June 4, 2009 | EF0 | Linn County | 1.5 mi | 150 yd | 0 | 0 |
| September 28, 2007 | EF0 | Linn County | 1 mi | 350 yd | 0 | 0 |
| June 18, 2023 | EF0 | Linn County | 0.3 mi | 150 yd | 0 | 0 |
| March 22, 1994 | F0 | Linn County | 0.1 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 18, 2023 | EF0 | Linn County | 0.3 mi | 150 yd | 0 | 0 |
| September 19, 2017 | EF1 | Linn County | 0.7 mi | 167 yd | 0 | 0 |
| June 4, 2009 | EF0 | Linn County | 1.5 mi | 150 yd | 0 | 0 |
| September 28, 2007 | EF0 | Linn County | 1 mi | 350 yd | 0 | 0 |
| March 22, 1994 | F0 | Linn County | 0.1 mi | 10 yd | 0 | 0 |
About Linn County
- Population: 132,474 (2024 estimate)
- State: Oregon
- NOAA Weather Radio SAME code: 041043 (how to use it)