DuPage County weather alerts
There are no active weather alerts for DuPage County, IL right now.
Since 2016 the National Weather Service has issued about 946 alerts that included DuPage County, roughly 95 a year. The most common is the severe thunderstorm warning (164 from 2016 to 2025). The last tornado warning was issued on August 11, 2026. 46 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 DuPage County at the moment. This page updates automatically when the National Weather Service issues one. Check neighboring Kane County, Cook County, Will County.
DuPage County alert history
Alert events that included DuPage County or its forecast zones, from the NWS warning archive.
| Alert type | 2016–2025 | 2026 | Last issued |
|---|---|---|---|
| Severe Thunderstorm Warning | 164 | 36 | August 12, 2026 |
| Flood Advisory | 143 | 29 | October 2, 2026 |
| Winter Weather Advisory | 90 | 4 | March 16, 2026 |
| Dense Fog Advisory | 83 | 10 | October 20, 2026 |
| Severe Thunderstorm Watch | 66 | 17 | August 21, 2026 |
| Wind Advisory | 66 | 8 | June 28, 2026 |
| Flood Watch | 56 | 14 | October 1, 2026 |
| Flash Flood Warning | 35 | 9 | August 1, 2026 |
| Flood Warning | 30 | 9 | August 2, 2026 |
| Cold Weather Advisory | 28 | 3 | January 26, 2026 |
| Tornado Warning | 22 | 6 | August 11, 2026 |
| Frost Advisory | 21 | 3 | May 7, 2026 |
| Tornado Watch | 21 | 4 | June 11, 2026 |
| Heat Advisory | 17 | 5 | September 4, 2026 |
| Winter Storm Watch | 16 | 0 | November 29, 2025 |
| Freeze Warning | 16 | 1 | April 20, 2026 |
| Winter Storm Warning | 13 | 0 | November 29, 2025 |
| High Wind Warning | 11 | 3 | June 11, 2026 |
| Red Flag Warning | 10 | 1 | February 18, 2026 |
| Extreme Heat Watch | 6 | 0 | July 23, 2025 |
| Extreme Heat Warning | 6 | 1 | June 29, 2026 |
| High Wind Watch | 5 | 1 | March 13, 2026 |
| Fire Weather Watch | 5 | 1 | February 18, 2026 |
| Freeze Watch | 5 | 1 | April 20, 2026 |
| Snow Squall Warning | 3 | 0 | December 5, 2024 |
| Ice Storm Warning | 2 | 0 | February 12, 2019 |
| Extreme Cold Warning | 2 | 1 | January 23, 2026 |
| Lake Effect Snow Warning | 1 | 0 | March 14, 2017 |
| Blizzard Warning | 1 | 0 | November 26, 2018 |
| Extreme Cold Watch | 1 | 1 | January 23, 2026 |
| Dust Storm Warning | 1 | 0 | May 16, 2025 |
Tornado history in DuPage County
46 tornadoes have been recorded in DuPage County since 1950, killing 4 people and injuring 120. That ranks 23 of 102 counties in Illinois. The most recent was on March 14, 2025 (rated EF0).
Strongest tornadoes in DuPage County
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| June 13, 1976 | F4 | Cook County | 3.3 mi | 1,760 yd | 2 | 23 |
| March 12, 1976 | F3 | Kendall County | 22.6 mi | 30 yd | 0 | 3 |
| June 20, 2021 | EF3 | DuPage County | 17.6 mi | 600 yd | 0 | 11 |
| March 12, 1976 | F2 | DuPage County | 15.1 mi | 150 yd | 2 | 66 |
| May 26, 1965 | F2 | DuPage County | 13.8 mi | 70 yd | 0 | 11 |
Most recent tornadoes
| Date | Rating | County | Path length | Width | Deaths | Injuries |
|---|---|---|---|---|---|---|
| March 14, 2025 | EF0 | DuPage County | 0.8 mi | 50 yd | 0 | 0 |
| July 15, 2024 | EF0 | DuPage County | 4.1 mi | 250 yd | 0 | 0 |
| July 15, 2024 | EF0 | DuPage County | 0.8 mi | 50 yd | 0 | 0 |
| July 15, 2024 | EF0 | DuPage County | 3.1 mi | 150 yd | 0 | 0 |
| June 22, 2024 | EF0 | DuPage County | 0.9 mi | 50 yd | 0 | 0 |
About DuPage County
- Population: 937,142 (2024 estimate)
- State: Illinois
- NOAA Weather Radio SAME code: 017043 (how to use it)
- Cities: Naperville