Macoupin County weather alerts
There are no active weather alerts for Macoupin County, IL right now.
Since 2016 the National Weather Service has issued about 711 alerts that included Macoupin County, roughly 71 a year. The most common is the severe thunderstorm warning (149 from 2016 to 2025). The last tornado warning was issued on April 27, 2026. 49 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 Macoupin County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Jersey County, Morgan County, Greene County, Montgomery County.
Macoupin County alert history
Alert events that included Macoupin County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 149 | 20 | August 22, 2026 |
| Dense Fog Advisory | 72 | 4 | May 9, 2026 |
| Severe Thunderstorm Watch | 71 | 2 | June 11, 2026 |
| Winter Weather Advisory | 57 | 1 | March 2, 2026 |
| Wind Advisory | 53 | 4 | June 17, 2026 |
| Flood Watch | 37 | 5 | June 25, 2026 |
| Tornado Watch | 33 | 5 | June 17, 2026 |
| Heat Advisory | 30 | 6 | September 15, 2026 |
| Flood Advisory | 28 | 1 | July 25, 2026 |
| Tornado Warning | 28 | 1 | April 27, 2026 |
| Freeze Warning | 25 | 2 | November 7, 2026 |
| Cold Weather Advisory | 19 | 5 | January 28, 2026 |
| Flash Flood Warning | 18 | 1 | April 27, 2026 |
| Frost Advisory | 17 | 2 | October 18, 2026 |
| Flood Warning | 13 | 1 | April 28, 2026 |
| Winter Storm Watch | 10 | 1 | January 24, 2026 |
| Winter Storm Warning | 10 | 1 | January 24, 2026 |
| Freeze Watch | 9 | 0 | November 2, 2025 |
| Extreme Heat Warning | 7 | 3 | September 3, 2026 |
| Red Flag Warning | 7 | 1 | February 27, 2026 |
| Extreme Heat Watch | 5 | 1 | July 26, 2026 |
| Extreme Cold Warning | 4 | 1 | January 26, 2026 |
| High Wind Warning | 3 | 0 | March 5, 2025 |
| Extreme Cold Watch | 2 | 0 | December 22, 2022 |
| Fire Weather Watch | 2 | 0 | October 17, 2020 |
| Ice Storm Warning | 1 | 0 | January 13, 2017 |
| High Wind Watch | 1 | 0 | March 14, 2019 |
Tornado history in Macoupin County
49 tornadoes have been recorded in Macoupin County since 1950, killing 1 people and injuring 10. That ranks 21 of 102 counties in Illinois. The most recent was on April 18, 2024 (rated EF1).
Strongest tornadoes in Macoupin County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 19, 2011 | EF3 | Macoupin County | 4.3 mi | 200 yd | 0 | 2 |
| December 2, 1950 | F2 | Madison County | 18.8 mi | 50 yd | 1 | 3 |
| October 10, 1959 | F2 | Madison County | 48.7 mi | 33 yd | 0 | 0 |
| May 12, 1978 | F2 | Macoupin County | 34.1 mi | 700 yd | 0 | 1 |
| August 4, 1959 | F2 | Macoupin County | 26.7 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 18, 2024 | EF1 | Macoupin County | 0.2 mi | 75 yd | 0 | 0 |
| April 18, 2024 | ? | Greene County | 4.3 mi | 10 yd | 0 | 0 |
| March 14, 2024 | EF0 | Macoupin County | 2.1 mi | 100 yd | 0 | 0 |
| March 14, 2024 | EF0 | Jersey County | 2.8 mi | 200 yd | 0 | 0 |
| March 14, 2024 | EF0 | Jersey County | 3.9 mi | 75 yd | 0 | 0 |
About Macoupin County
- Population: 43,895 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017117 (how to use it)