Madison County weather alerts
There are no active weather alerts for Madison County, IL right now.
Since 2016 the National Weather Service has issued about 921 alerts that included Madison County, roughly 92 a year. The most common is the severe thunderstorm warning (220 from 2016 to 2025). The last tornado warning was issued on June 21, 2026. 58 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 Madison County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Macoupin County, St. Clair County, Bond County, St. Louis city.
Madison County alert history
Alert events that included Madison County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 220 | 19 | August 22, 2026 |
| Severe Thunderstorm Watch | 74 | 5 | July 4, 2026 |
| Dense Fog Advisory | 73 | 3 | May 9, 2026 |
| Flood Advisory | 63 | 10 | July 31, 2026 |
| Winter Weather Advisory | 61 | 1 | March 2, 2026 |
| Flood Warning | 48 | 4 | June 17, 2026 |
| Wind Advisory | 48 | 3 | June 17, 2026 |
| Flood Watch | 45 | 6 | August 6, 2026 |
| Flash Flood Warning | 45 | 4 | June 8, 2026 |
| Heat Advisory | 43 | 6 | September 15, 2026 |
| Tornado Warning | 38 | 9 | June 21, 2026 |
| Tornado Watch | 36 | 6 | June 21, 2026 |
| Freeze Warning | 25 | 2 | November 7, 2026 |
| Frost Advisory | 18 | 1 | October 18, 2026 |
| Extreme Heat Warning | 14 | 4 | September 3, 2026 |
| Cold Weather Advisory | 13 | 4 | January 27, 2026 |
| Winter Storm Warning | 11 | 1 | January 24, 2026 |
| Winter Storm Watch | 11 | 1 | January 24, 2026 |
| Red Flag Warning | 9 | 2 | March 29, 2026 |
| Freeze Watch | 8 | 0 | November 2, 2025 |
| Extreme Heat Watch | 6 | 4 | August 31, 2026 |
| High Wind Warning | 3 | 0 | March 5, 2025 |
| Extreme Cold Warning | 3 | 1 | January 26, 2026 |
| 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 Madison County
58 tornadoes have been recorded in Madison County since 1950, killing 9 people and injuring 91. That ranks 13 of 102 counties in Illinois. The most recent was on March 14, 2025 (rated EF1).
Strongest tornadoes in Madison County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| April 3, 1981 | F4 | Madison County | 11.9 mi | 567 yd | 0 | 32 |
| December 10, 2021 | EF3 | Madison County | 4.2 mi | 300 yd | 6 | 1 |
| December 2, 1950 | F3 | Madison County | 18 mi | 200 yd | 2 | 25 |
| November 15, 1988 | F3 | St. Clair County | 9 mi | 200 yd | 0 | 0 |
| July 28, 1976 | F3 | Madison County | 0.1 mi | 10 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 14, 2025 | EF1 | St. Clair County | 6.8 mi | 450 yd | 0 | 0 |
| April 18, 2024 | EF0 | Madison County | 4.4 mi | 100 yd | 0 | 0 |
| April 18, 2024 | EF0 | Madison County | 0.3 mi | 75 yd | 0 | 0 |
| April 18, 2024 | EF1 | Madison County | 3.1 mi | 75 yd | 0 | 0 |
| April 18, 2024 | EF0 | Madison County | 0.9 mi | 100 yd | 0 | 0 |
About Madison County
- Population: 263,017 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017119 (how to use it)