Linn County weather alerts
There are no active weather alerts for Linn County, MO right now.
Since 2016 the National Weather Service has issued about 936 alerts that included Linn County, roughly 94 a year. The most common is the severe thunderstorm warning (168 from 2016 to 2025). The last tornado warning was issued on June 10, 2026. 17 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 Livingston County, Sullivan County, Adair County, Chariton 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 |
|---|---|---|---|
| Severe Thunderstorm Warning | 168 | 38 | September 16, 2026 |
| Flood Warning | 154 | 21 | November 5, 2026 |
| Dense Fog Advisory | 83 | 9 | September 11, 2026 |
| Winter Weather Advisory | 71 | 3 | March 15, 2026 |
| Severe Thunderstorm Watch | 67 | 7 | September 20, 2026 |
| Wind Advisory | 52 | 4 | June 17, 2026 |
| Heat Advisory | 37 | 7 | August 31, 2026 |
| Flood Watch | 36 | 9 | September 30, 2026 |
| Freeze Warning | 33 | 2 | November 7, 2026 |
| Tornado Watch | 33 | 11 | June 11, 2026 |
| Flash Flood Warning | 29 | 3 | June 11, 2026 |
| Cold Weather Advisory | 23 | 2 | January 26, 2026 |
| Flood Advisory | 21 | 8 | September 16, 2026 |
| Red Flag Warning | 21 | 3 | March 28, 2026 |
| Frost Advisory | 17 | 3 | October 17, 2026 |
| Winter Storm Watch | 17 | 0 | November 29, 2025 |
| Winter Storm Warning | 13 | 0 | February 11, 2025 |
| Freeze Watch | 11 | 0 | November 1, 2025 |
| Tornado Warning | 11 | 7 | June 10, 2026 |
| Fire Weather Watch | 7 | 2 | March 28, 2026 |
| High Wind Warning | 7 | 1 | March 15, 2026 |
| Extreme Heat Warning | 6 | 3 | September 3, 2026 |
| Extreme Cold Warning | 6 | 0 | January 20, 2024 |
| Extreme Heat Watch | 5 | 2 | July 25, 2026 |
| Extreme Cold Watch | 3 | 0 | February 20, 2025 |
| Ice Storm Warning | 2 | 0 | February 6, 2019 |
| Blizzard Warning | 2 | 0 | January 5, 2025 |
| High Wind Watch | 1 | 0 | March 19, 2025 |
| Snow Squall Warning | 0 | 2 | March 15, 2026 |
Tornado history in Linn County
17 tornadoes have been recorded in Linn County since 1950, injuring 16 people. That ranks 86 of 115 counties in Missouri. The most recent was on April 27, 2024 (rated unknown).
Strongest tornadoes in Linn County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 21, 1967 | F4 | Linn County | 59 mi | 500 yd | 0 | 2 |
| April 23, 1975 | F3 | Linn County | 14 mi | 500 yd | 0 | 2 |
| May 5, 1971 | F3 | Chariton County | 0.1 mi | 50 yd | 0 | 12 |
| October 24, 2021 | EF2 | Livingston County | 31.4 mi | 150 yd | 0 | 0 |
| May 6, 2023 | EF2 | Linn County | 12.4 mi | 250 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 27, 2024 | ? | Linn County | 0.1 mi | 5 yd | 0 | 0 |
| August 11, 2023 | EF0 | Linn County | 1.3 mi | 30 yd | 0 | 0 |
| May 6, 2023 | EF1 | Linn County | 8.5 mi | 100 yd | 0 | 0 |
| May 6, 2023 | EF2 | Linn County | 12.4 mi | 250 yd | 0 | 0 |
| October 24, 2021 | EF2 | Livingston County | 31.4 mi | 150 yd | 0 | 0 |
About Linn County
- Population: 11,910 (2024 estimate)
- State: Missouri
- NOAA Weather Radio SAME code: 029115 (how to use it)