Union County IA Tornado Warnings — Live Alerts & History
Iowa · 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
35
1950–present · NOAA/SPC
Violent (EF3+)
3
8.6% of total
Fatalities
0
7 injuries
Strongest Rating
F4
Fujita / Enhanced Fujita
Most Recent
April 18, 2025
Latest tornado on record
Recent Tornado Warning History
| Date | Issued | Expired |
|---|---|---|
| June 11, 2026 | 11:32 AM UTC | 12:00 PM UTC |
| June 6, 2026 | 2:50 AM UTC | 3:19 AM UTC |
| May 19, 2026 | 12:06 AM UTC | 12:45 AM UTC |
Union County Facts
- FIPS Code
- 19175
- NWS County Code (UGC)
- IAC175
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.