Alcorn County weather alerts
There are no active weather alerts for Alcorn County, MS right now.
Since 2016 the National Weather Service has issued about 870 alerts that included Alcorn County, roughly 87 a year. The most common is the severe thunderstorm warning (140 from 2016 to 2025). The last tornado warning was issued on March 16, 2026. 22 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 Alcorn County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Tippah County, McNairy County, Tishomingo County, Hardeman County.
Alcorn County alert history
Alert events that included Alcorn County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 140 | 21 | August 22, 2026 |
| Dense Fog Advisory | 135 | 12 | November 5, 2026 |
| Heat Advisory | 75 | 11 | September 14, 2026 |
| Tornado Watch | 68 | 4 | April 29, 2026 |
| Flood Advisory | 68 | 9 | November 1, 2026 |
| Wind Advisory | 56 | 2 | October 10, 2026 |
| Severe Thunderstorm Watch | 48 | 8 | August 22, 2026 |
| Flood Watch | 46 | 1 | October 10, 2026 |
| Tornado Warning | 37 | 1 | March 16, 2026 |
| Freeze Warning | 32 | 2 | March 17, 2026 |
| Flash Flood Warning | 27 | 0 | April 6, 2025 |
| Frost Advisory | 26 | 0 | April 9, 2025 |
| Winter Weather Advisory | 21 | 0 | February 18, 2025 |
| Freeze Watch | 19 | 2 | March 17, 2026 |
| Cold Weather Advisory | 14 | 1 | January 31, 2026 |
| Extreme Heat Warning | 13 | 3 | August 17, 2026 |
| Flood Warning | 11 | 0 | April 6, 2025 |
| Winter Storm Watch | 7 | 1 | January 23, 2026 |
| Winter Storm Warning | 7 | 0 | January 10, 2025 |
| Red Flag Warning | 6 | 1 | March 28, 2026 |
| Extreme Heat Watch | 4 | 1 | July 1, 2026 |
| Fire Weather Watch | 3 | 0 | September 28, 2022 |
| High Wind Warning | 2 | 0 | March 3, 2023 |
| Extreme Cold Warning | 2 | 1 | January 26, 2026 |
| Extreme Cold Watch | 1 | 1 | January 26, 2026 |
| Ice Storm Warning | 1 | 1 | January 24, 2026 |
| High Wind Watch | 1 | 0 | March 25, 2024 |
Tornado history in Alcorn County
22 tornadoes have been recorded in Alcorn County since 1950, injuring 13 people. That ranks 65 of 82 counties in Mississippi. The most recent was on April 5, 2025 (rated EF0).
Strongest tornadoes in Alcorn County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 24, 1971 | F3 | Alcorn County | 9.8 mi | 10 yd | 0 | 5 |
| November 10, 1966 | F3 | Alcorn County | 3.3 mi | 27 yd | 0 | 4 |
| November 27, 1973 | F2 | Alcorn County | 10.2 mi | 10 yd | 0 | 0 |
| May 4, 1953 | F2 | Alcorn County | 8.8 mi | 20 yd | 0 | 0 |
| February 23, 2019 | EF2 | Alcorn County | 8.3 mi | 200 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 5, 2025 | EF0 | Alcorn County | 6.5 mi | 150 yd | 0 | 0 |
| April 13, 2022 | EF0 | Alcorn County | 0.2 mi | 25 yd | 0 | 0 |
| February 23, 2019 | EF2 | Alcorn County | 8.3 mi | 200 yd | 0 | 0 |
| March 27, 2017 | EF0 | Alcorn County | 0.2 mi | 50 yd | 0 | 0 |
| April 27, 2011 | EF0 | Alcorn County | 2.3 mi | 50 yd | 0 | 0 |
About Alcorn County
- Population: 34,228 (2024 estimate)
- State: Mississippi
- NOAA Weather Radio SAME code: 028003 (how to use it)