Hancock County weather alerts
There are no active weather alerts for Hancock County, IL right now.
Since 2016 the National Weather Service has issued about 892 alerts that included Hancock County, roughly 89 a year. The most common is the severe thunderstorm warning (178 from 2016 to 2025). The last tornado warning was issued on June 11, 2026. 29 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 Hancock County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring McDonough County, Schuyler County, Clark County, Adams County.
Hancock County alert history
Alert events that included Hancock County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 178 | 27 | August 15, 2026 |
| Flood Warning | 97 | 11 | September 25, 2026 |
| Dense Fog Advisory | 94 | 5 | September 11, 2026 |
| Winter Weather Advisory | 72 | 3 | March 16, 2026 |
| Wind Advisory | 60 | 4 | April 2, 2026 |
| Heat Advisory | 57 | 7 | August 31, 2026 |
| Severe Thunderstorm Watch | 55 | 5 | August 13, 2026 |
| Flood Watch | 50 | 7 | August 13, 2026 |
| Cold Weather Advisory | 31 | 3 | January 26, 2026 |
| Flash Flood Warning | 28 | 4 | August 15, 2026 |
| Tornado Watch | 25 | 10 | June 17, 2026 |
| Tornado Warning | 24 | 7 | June 11, 2026 |
| Freeze Warning | 18 | 1 | April 20, 2026 |
| Winter Storm Watch | 16 | 0 | November 29, 2025 |
| Red Flag Warning | 15 | 3 | March 28, 2026 |
| Winter Storm Warning | 15 | 0 | November 29, 2025 |
| Extreme Heat Warning | 12 | 3 | September 2, 2026 |
| Frost Advisory | 12 | 1 | October 17, 2026 |
| Extreme Heat Watch | 7 | 2 | July 27, 2026 |
| Freeze Watch | 7 | 0 | October 16, 2024 |
| Extreme Cold Warning | 6 | 1 | January 23, 2026 |
| Extreme Cold Watch | 4 | 1 | January 23, 2026 |
| High Wind Warning | 3 | 0 | March 5, 2025 |
| High Wind Watch | 2 | 0 | November 27, 2019 |
| Fire Weather Watch | 2 | 1 | February 27, 2026 |
| Blizzard Warning | 1 | 0 | November 25, 2018 |
| Ice Storm Warning | 1 | 0 | February 5, 2019 |
Tornado history in Hancock County
29 tornadoes have been recorded in Hancock County since 1950, injuring 22 people. That ranks 51 of 102 counties in Illinois. The most recent was on August 6, 2023 (rated unknown).
Strongest tornadoes in Hancock County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| May 13, 1995 | F4 | Hancock County | 50 mi | 1,000 yd | 0 | 7 |
| April 13, 1974 | F3 | Hancock County | 11 mi | 700 yd | 0 | 0 |
| April 8, 1999 | F3 | Hancock County | 7.5 mi | 200 yd | 0 | 0 |
| September 30, 1973 | F3 | Hancock County | 0.1 mi | 10 yd | 0 | 0 |
| May 10, 2003 | F2 | Adams County | 69.2 mi | 300 yd | 0 | 4 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| August 6, 2023 | ? | Hancock County | 8 mi | 20 yd | 0 | 0 |
| May 22, 2019 | EF1 | Hancock County | 0.5 mi | 30 yd | 0 | 0 |
| October 14, 2017 | EF0 | Hancock County | 0.8 mi | 25 yd | 0 | 0 |
| April 10, 2008 | EF0 | Hancock County | 0.8 mi | 75 yd | 0 | 0 |
| April 10, 2008 | EF0 | Hancock County | 0.2 mi | 50 yd | 0 | 0 |
About Hancock County
- Population: 17,008 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017067 (how to use it)