Hail History

Hom › Pennsylvania › Butler County › Slippery Rock

Hail istori fɔ Slippery Rock, PA

Las hail insay 10 mailOct 6, 20241.00 in (25-sent koin)
Hail dei, las 12 mɔnNon
Biges hail sin 20062.00 in (hen eg)Apr 14, 2024
Hail dei sin 200622
Dei wit hail 1 inch o mɔ14
Tɔnado insay 10 mail5
Win ripɔt we win blow bad insay 10 mail128

Dem tɔk say hail kam insay 10 mail fɔ Slippery Rock long 22 dei sin 2006. Biges stɔn we dem meka na 2.00 in (hen eg) long Apr 14, 2024. Hail dɔn kam mɔst long May an June.

Risent hail nia Slippery Rock

DeitHail saizWeaSors
Oct 6, 20241.00 in
25-sent koin		Elora
1 hail report · klos 6 mi frɔm Slippery Rock		NOAA Storm Events

One rɔ fɔ evri dei: biges hail we dem tɔk say i kam dat dei insay 10 mail, di ples an nɔmba fɔ ripɔt.

Dei we it hail na near Slippery Rock, by yia

20630708092103112121311415161718319120221122232242526

Wen hail season pik up na near Slippery Rock

Out of di 22 hail dei sin 2006, most of dem fall in May (5) and June (4).

JanFeb2Mar3Apr5May4Jun3Jul3AugSep1Oct1NovDec

Biggest hail storm na near Slippery Rock

Apr 14, 2024 · 2.00 in (hen eg) · Hallston (3 mi from Slippery Rock)

National Weather Service description (English): Hail slightly larger than a golf ball reported along Route 173.

Aug 19, 2011 · 1.50 in (ping pong bol) · Barkeyville (10 mi from Slippery Rock)

Aug 21, 2011 · 1.25 in (50-sent koin) · West Liberty (7 mi from Slippery Rock)

Nov 14, 2011 · 1.25 in (50-sent koin) · Grove City (7 mi from Slippery Rock)

Mar 13, 2006 · 1.00 in (25-sent koin) · Slippery Rock (0 mi from Slippery Rock)

Tornado insay 10 mile of Slippery Rock

DeitRatingWeaPas
Jun 14, 2026EF1Park View
7 mi from Slippery Rock		3.2 mi long, 60 yd wide
Jun 14, 2026EF1West Liberty
6 mi from Slippery Rock		2.5 mi long, 175 yd wide
Jun 14, 2026EF0Elora
6 mi from Slippery Rock		2.6 mi long, 150 yd wide
May 21, 2025EF0Fisher Hgts
10 mi from Slippery Rock		0.4 mi long, 160 yd wide
Aug 10, 2015EF0Euclid
9 mi from Slippery Rock		0.6 mi long, 60 yd wide

Strong thunderstorm wind near Slippery Rock

128 reports of strong thunderstorm wind within 10 miles of Slippery Rock since 2006, on 78 de. Di strongest gust we dem measure na 62 mph on May 1, 2017.

DeitStrongest gustWeaSors
Sep 3, 2026dem tɔk say win blow badSlippery Rock, West Sunbury
4 win ripɔt		NWS storm report (preliminary)
Aug 23, 2026dem tɔk say win blow badGrove City
1 win ripɔt		NWS storm report (preliminary)
Aug 8, 2026dem tɔk say win blow badHarrisville
1 win ripɔt		NWS storm report (preliminary)
Jul 21, 2026dem tɔk say win blow badSlippery Rock
1 win ripɔt		NWS storm report (preliminary)
Jul 3, 2026dem tɔk say win blow badPortersville, Grove City
4 win ripɔt		NWS storm report (preliminary)
Jun 20, 202658 mph, we tinkGrove City, Forestville
2 win ripɔt		NOAA Storm Events
Jun 14, 202685 mph, we tinkGrant City, Park View, Euclid
8 win ripɔt		NOAA Storm Events
Mar 31, 202658 mph, we tinkNorth Liberty
1 win ripɔt		NOAA Storm Events
Jun 28, 202558 mph, we tinkBarkeyville
1 win ripɔt		NOAA Storm Events
Jun 27, 202558 mph, we tinkPrinceton
1 win ripɔt		NOAA Storm Events

Big tɔnda win na win we blow 58 mph o pass, o win we mek damij. Dem kin meka win long weza steshɔn; dem kin tink long pipul we si win an damij.

Wan yu fi file claim for roof or kaar hail?

Insurers ask for di date of loss. Di dates on dis page na wen dem report hail na near Slippery Rock; hail fit hit one street and miss di next, so a report no prove damage for yu address. A licensed roofer or yu insurance adjuster fit inspect di roof. Many policies set a time limit for filing claim — check yours.

Nearby cities

Data: NOAA NCEI Storm Events Database (final records through Jun 30, 2026) and National Weather Service Local Storm Reports (preliminary, since then). Dem measure distances from di center of Slippery Rock.

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