Simpson County weather alerts
There are no active weather alerts for Simpson County, MS right now.
Since 2016 the National Weather Service has issued about 1,037 alerts that included Simpson County, roughly 104 a year. The most common is the severe thunderstorm warning (240 from 2016 to 2025). The last tornado warning was issued on April 25, 2026. 78 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 Simpson County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Jefferson Davis County, Copiah County, Rankin County, Covington County.
Simpson County alert history
Alert events that included Simpson County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 240 | 37 | September 21, 2026 |
| Heat Advisory | 130 | 26 | September 19, 2026 |
| Dense Fog Advisory | 121 | 8 | November 5, 2026 |
| Tornado Watch | 91 | 6 | May 6, 2026 |
| Flood Warning | 80 | 3 | June 21, 2026 |
| Tornado Warning | 66 | 4 | April 25, 2026 |
| Flood Watch | 54 | 3 | June 20, 2026 |
| Flash Flood Warning | 54 | 4 | August 21, 2026 |
| Severe Thunderstorm Watch | 51 | 8 | August 21, 2026 |
| Wind Advisory | 40 | 2 | October 9, 2026 |
| Freeze Warning | 26 | 1 | March 17, 2026 |
| Extreme Heat Warning | 19 | 7 | August 21, 2026 |
| Freeze Watch | 14 | 1 | March 17, 2026 |
| Cold Weather Advisory | 14 | 1 | February 1, 2026 |
| Winter Weather Advisory | 11 | 1 | January 25, 2026 |
| Red Flag Warning | 8 | 3 | October 17, 2026 |
| Winter Storm Warning | 5 | 0 | February 17, 2021 |
| Winter Storm Watch | 4 | 1 | January 23, 2026 |
| Flood Advisory | 2 | 0 | February 26, 2025 |
| Tropical Storm Watch | 2 | 0 | September 10, 2024 |
| Fire Weather Watch | 2 | 3 | October 17, 2026 |
| Tropical Storm Warning | 1 | 0 | August 28, 2021 |
| High Wind Warning | 1 | 0 | March 30, 2022 |
| Extreme Heat Watch | 1 | 0 | June 29, 2023 |
| Extreme Cold Watch | 0 | 2 | January 31, 2026 |
| Extreme Cold Warning | 0 | 2 | January 31, 2026 |
Tornado history in Simpson County
78 tornadoes have been recorded in Simpson County since 1950, killing 59 people and injuring 760. That ranks 7 of 82 counties in Mississippi. The most recent was on March 31, 2025 (rated EF1).
Strongest tornadoes in Simpson County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| January 23, 1969 | F4 | Jefferson County | 117.8 mi | 200 yd | 32 | 241 |
| November 21, 1992 | F4 | Copiah County | 128 mi | 880 yd | 12 | 122 |
| January 10, 1975 | F4 | Pike County | 56.5 mi | 200 yd | 9 | 210 |
| March 29, 1976 | F4 | Copiah County | 126.5 mi | 880 yd | 0 | 8 |
| March 26, 1976 | F4 | Simpson County | 18.5 mi | 880 yd | 0 | 11 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 31, 2025 | EF1 | Simpson County | 3.3 mi | 340 yd | 0 | 0 |
| March 15, 2025 | EF0 | Simpson County | 0.4 mi | 100 yd | 0 | 0 |
| January 5, 2025 | EF1 | Jefferson Davis County | 4 mi | 300 yd | 0 | 0 |
| January 5, 2025 | EF0 | Lawrence County | 6 mi | 75 yd | 0 | 0 |
| December 28, 2024 | EF1 | Simpson County | 10.5 mi | 800 yd | 0 | 0 |
About Simpson County
- Population: 25,597 (2024 estimate)
- State: Mississippi
- NOAA Weather Radio SAME code: 028127 (how to use it)