Union County IL Tornado Warnings — Live Alerts & History
Illinois · updates automatically
Active Tornado Warnings
No active tornado warnings for Union County right now
This page updates automatically — new NWS tornado warnings for the county appear here within about a minute of issuance.
Tornado History for Union County (Since 1950)
Tornadoes on Record
22
1950–present · NOAA/SPC
Violent (EF3+)
2
9.1% of total
Fatalities
1
23 injuries
Strongest Rating
F3
Fujita / Enhanced Fujita
Most Recent
May 20, 2025
Latest tornado on record
Recent Tornado Warning History
| Date | Issued | Expired |
|---|---|---|
| March 16, 2026 | 12:34 AM UTC | 12:49 AM UTC |
| March 16, 2026 | 12:04 AM UTC | 12:30 AM UTC |
| March 15, 2026 | 11:42 PM UTC | 12:30 AM UTC |
Union County Facts
- FIPS Code
- 17181
- NWS County Code (UGC)
- ILC181
More for Union County
Recent warning events
Active warnings come from the National Weather Service and refresh on
this page about once a minute. Tornado climatology is computed from the
NOAA/SPC storm events archive (1950–present). VORTEX is not a substitute
for official NWS warnings or a NOAA Weather Radio.