Hail HistoryHome › Pennsylvania › Westmoreland County › Irwin
Hail history for Irwin, PA
Hail has been reported within 10 miles of Irwin on 38 days since 2006. The largest stones measured 2 in (hen egg) on Jul 4, 2012. Hail is most common here in May and June.
Recent hail near Irwin
| Date | Hail size | Where |
|---|---|---|
| Sep 3, 2026 | 1.5 in ping pong ball | Braddock 1 hail report · closest 10 mi from Irwin |
| May 13, 2026 | 1 in quarter | West Newton, Hutchinson 2 hail reports · closest 7 mi from Irwin |
One row per day: the largest hail reported that day within 10 miles, the places and the number of reports.
Hail days near Irwin by year
When hail season peaks near Irwin
Of the 38 hail days since 2006, most fell in May (7) and June (7).
Largest hail storms near Irwin
Mar 23, 2011 · 2 in (hen egg) · Riverton (7 mi from Irwin)
Jul 4, 2012 · 2 in (hen egg) · Wilmerding (7 mi from Irwin)
Apr 10, 2013 · 1.75 in (golf ball) · Riverton (7 mi from Irwin)
Aug 3, 2015 · 1.75 in (golf ball) · Collinsburg (10 mi from Irwin)
Jun 13, 2007 · 1.5 in (ping pong ball) · East Mc Keesport (7 mi from Irwin)
Tornadoes within 10 miles of Irwin
| Date | Rating | Where |
|---|---|---|
| Jun 26, 2024 | EF1 | East Mc Keesport 7 mi from Irwin |
| Jun 26, 2024 | EF1 | Trafford 6 mi from Irwin |
| Jun 26, 2024 | EF2 | Pleasant Vly 5 mi from Irwin |
| May 17, 2024 | EF0 | Harrison City 3 mi from Irwin |
| Nov 19, 2017 | EF1 | Wall 7 mi from Irwin |
| Nov 19, 2017 | EF1 | Murrysville 9 mi from Irwin |
| Sep 27, 2012 | EF0 | Duquesne 9 mi from Irwin |
| Mar 23, 2011 | EF2 | Rillton 4 mi from Irwin |
| Dec 1, 2006 | F1 | Greensburg 9 mi from Irwin |
Damaging thunderstorm winds near Irwin
379 reports of damaging thunderstorm wind within 10 miles of Irwin since 2006, on 145 days. The strongest measured gust was 74 mph on Sep 3, 2026.
| Date | Strongest gust | Where |
|---|---|---|
| Sep 3, 2026 | 75 mph, estimated | Braddock, New Stanton, Dravosburg 17 wind reports |
| Aug 27, 2026 | damage reported | Irwin, Arona, Jeannette 4 wind reports |
| Aug 22, 2026 | damage reported | Municipality of Murrsyv, Municipality of Mu, Municipality of Mur 3 wind reports |
| Aug 16, 2026 | damage reported | Madison, Hunker, Municipality of M 5 wind reports |
| Aug 10, 2026 | damage reported | Greensburg 1 wind report |
| Aug 7, 2026 | damage reported | Delmont, Jeannette, Greensburg 4 wind reports |
| Jun 14, 2026 | 58 mph, estimated | Elizabeth, East Pittsburgh, Circleville 5 wind reports |
| Jun 6, 2026 | 58 mph, estimated | Circleville, Cowansburg 2 wind reports |
| Apr 1, 2026 | 58 mph, estimated | Mc Keesport, Willow Spgs 5 wind reports |
| Mar 7, 2026 | 58 mph, estimated | Mc Cullough, Greensburg 3 wind reports |
Severe thunderstorm wind means gusts of 58 mph or more, or wind that caused damage. Measured gusts come from weather stations; estimated ones from spotters and damage surveys.
Filing a roof or car hail claim?
Insurers ask for the date of loss. The dates on this page are when hail was reported near Irwin; hail can hit one street and miss the next, so a report is not proof of damage at your address. A licensed roofer or your insurance adjuster can inspect the roof. Many policies set a time limit for filing a claim — check yours.
Nearby cities
- Murrysville
41 hail days - Monroeville
51 hail days - Plum
44 hail days - Pittsburgh
53 hail days - Bethel Park
54 hail days - Mount Lebanon
55 hail days - Allison Park
46 hail days - Cranberry Township
37 hail days
Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Distances are measured from the center of Irwin.
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