Allegheny County PA Tornado Warnings — Live Alerts & History
Pennsylvania · updates automatically
Active Tornado Warnings
No active tornado warnings for Allegheny 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 Allegheny County (Since 1950)
Tornadoes on Record
26
1950–present · NOAA/SPC
Violent (EF3+)
2
7.7% of total
Fatalities
2
275 injuries
Strongest Rating
F4
Fujita / Enhanced Fujita
Most Recent
November 20, 2024
Latest tornado on record
Recent Tornado Warning History
| Date | Issued | Expired |
|---|---|---|
| June 14, 2026 | 10:48 PM UTC | 11:15 PM UTC |
| April 1, 2026 | 4:00 AM UTC | 4:15 AM UTC |
| March 11, 2026 | 5:57 PM UTC | 6:06 PM UTC |
Allegheny County Facts
- FIPS Code
- 42003
- NWS County Code (UGC)
- PAC003
More for Allegheny County
- Pennsylvania tornado history
- FEMA disaster declarations for Allegheny County
- All Pennsylvania counties
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.