Montgomery County weather alerts
There are no active weather alerts for Montgomery County, IL right now.
Since 2016 the National Weather Service has issued about 708 alerts that included Montgomery County, roughly 71 a year. The most common is the severe thunderstorm warning (139 from 2016 to 2025). The last tornado warning was issued on June 18, 2026. 51 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 Montgomery County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Fayette County, Christian County, Macoupin County, Bond County.
Montgomery County alert history
Alert events that included Montgomery County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 139 | 14 | August 22, 2026 |
| Dense Fog Advisory | 71 | 3 | March 6, 2026 |
| Severe Thunderstorm Watch | 68 | 1 | April 27, 2026 |
| Wind Advisory | 56 | 4 | June 17, 2026 |
| Winter Weather Advisory | 54 | 0 | December 13, 2025 |
| Tornado Watch | 37 | 6 | June 21, 2026 |
| Flood Watch | 35 | 5 | June 25, 2026 |
| Flash Flood Warning | 29 | 3 | June 21, 2026 |
| Freeze Warning | 28 | 2 | November 7, 2026 |
| Heat Advisory | 28 | 6 | September 15, 2026 |
| Tornado Warning | 27 | 2 | June 18, 2026 |
| Flood Advisory | 22 | 0 | May 20, 2025 |
| Cold Weather Advisory | 20 | 5 | January 28, 2026 |
| Frost Advisory | 17 | 2 | October 18, 2026 |
| Flood Warning | 15 | 1 | April 28, 2026 |
| Winter Storm Warning | 11 | 1 | January 24, 2026 |
| Winter Storm Watch | 10 | 1 | January 24, 2026 |
| Freeze Watch | 9 | 0 | November 2, 2025 |
| Extreme Heat Warning | 7 | 3 | September 3, 2026 |
| Red Flag Warning | 6 | 0 | March 21, 2025 |
| Extreme Heat Watch | 4 | 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 |
| Dust Storm Warning | 2 | 0 | May 2, 2023 |
| Ice Storm Warning | 1 | 0 | January 13, 2017 |
| High Wind Watch | 1 | 0 | March 14, 2019 |
Tornado history in Montgomery County
51 tornadoes have been recorded in Montgomery County since 1950, killing 3 people and injuring 26. That ranks 19 of 102 counties in Illinois. The most recent was on March 31, 2023 (rated EF0).
Strongest tornadoes in Montgomery County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 1, 1999 | F3 | Montgomery County | 10 mi | 200 yd | 1 | 4 |
| May 29, 1982 | F3 | Montgomery County | 10 mi | 200 yd | 0 | 7 |
| March 20, 1976 | F3 | Montgomery County | 8.8 mi | 27 yd | 0 | 4 |
| January 3, 1950 | F3 | Montgomery County | 3.6 mi | 130 yd | 0 | 3 |
| October 10, 1959 | F2 | Madison County | 48.7 mi | 33 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 31, 2023 | EF0 | Macoupin County | 6.3 mi | 150 yd | 0 | 0 |
| March 5, 2022 | EF1 | Montgomery County | 3.9 mi | 40 yd | 0 | 0 |
| December 10, 2021 | EF2 | Bond County | 41.5 mi | 690 yd | 0 | 1 |
| July 21, 2020 | ? | Montgomery County | 0.2 mi | 10 yd | 0 | 0 |
| July 15, 2020 | EF0 | Montgomery County | 4.5 mi | 300 yd | 0 | 0 |
About Montgomery County
- Population: 27,615 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017135 (how to use it)