Henderson County weather alerts
There are no active weather alerts for Henderson County, IL right now.
Since 2016 the National Weather Service has issued about 886 alerts that included Henderson County, roughly 89 a year. The most common is the severe thunderstorm warning (150 from 2016 to 2025). The last tornado warning was issued on April 17, 2026. 15 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 Henderson County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring McDonough County, Des Moines County, Mercer County, Warren County.
Henderson County alert history
Alert events that included Henderson County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 150 | 25 | August 12, 2026 |
| Dense Fog Advisory | 97 | 5 | September 11, 2026 |
| Winter Weather Advisory | 89 | 2 | March 16, 2026 |
| Flood Warning | 87 | 6 | September 24, 2026 |
| Wind Advisory | 65 | 4 | April 2, 2026 |
| Severe Thunderstorm Watch | 63 | 6 | August 13, 2026 |
| Heat Advisory | 55 | 7 | August 31, 2026 |
| Flood Watch | 46 | 8 | September 17, 2026 |
| Cold Weather Advisory | 35 | 3 | January 26, 2026 |
| Tornado Watch | 25 | 8 | June 11, 2026 |
| Tornado Warning | 22 | 1 | April 17, 2026 |
| Freeze Warning | 21 | 1 | April 20, 2026 |
| Flash Flood Warning | 20 | 5 | August 19, 2026 |
| Winter Storm Watch | 18 | 0 | November 29, 2025 |
| Winter Storm Warning | 16 | 0 | November 29, 2025 |
| Red Flag Warning | 15 | 3 | March 28, 2026 |
| Frost Advisory | 14 | 1 | October 17, 2026 |
| Extreme Heat Warning | 12 | 3 | September 2, 2026 |
| Extreme Heat Watch | 7 | 2 | July 27, 2026 |
| Freeze Watch | 7 | 0 | October 16, 2024 |
| Extreme Cold Warning | 5 | 1 | January 23, 2026 |
| High Wind Warning | 5 | 1 | March 15, 2026 |
| Extreme Cold Watch | 4 | 1 | January 23, 2026 |
| Blizzard Warning | 2 | 1 | March 16, 2026 |
| High Wind Watch | 2 | 0 | November 27, 2019 |
| Ice Storm Warning | 2 | 0 | December 14, 2024 |
| Fire Weather Watch | 2 | 2 | February 27, 2026 |
Tornado history in Henderson County
15 tornadoes have been recorded in Henderson County since 1950, injuring 7 people. That ranks 86 of 102 counties in Illinois. The most recent was on July 16, 2015 (rated EF1).
Strongest tornadoes in Henderson County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 13, 1995 | F4 | Hancock County | 50 mi | 1,000 yd | 0 | 7 |
| January 24, 1967 | F2 | Henderson County | 5.7 mi | 77 yd | 0 | 0 |
| April 19, 1996 | F1 | Henderson County | 3.5 mi | 100 yd | 0 | 0 |
| June 29, 1998 | F1 | Henderson County | 1 mi | 100 yd | 0 | 0 |
| July 16, 2015 | EF1 | Henderson County | 0.8 mi | 100 yd | 0 | 0 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| July 16, 2015 | EF1 | Henderson County | 0.8 mi | 100 yd | 0 | 0 |
| April 2, 2006 | F0 | Henderson County | 0 mi | 25 yd | 0 | 0 |
| June 8, 2005 | F0 | Henderson County | 2 mi | 25 yd | 0 | 0 |
| April 8, 1999 | F0 | Hancock County | 20 mi | 10 yd | 0 | 0 |
| June 29, 1998 | F1 | Henderson County | 1 mi | 100 yd | 0 | 0 |
About Henderson County
- Population: 6,048 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017071 (how to use it)