Friday, Oct 9: Pennsylvania has no severe risk in the outlook through Sunday.
The Storm Prediction Center's outlook for Pennsylvania over the next three days, and what a typical severe weather year looks like here.
SPC outlook for Pennsylvania
Day 1 (Friday, October 9): No severe risk
Day 2 (Saturday, October 10): No severe risk
Day 3 (Sunday, October 11): General thunderstorms
Pennsylvania city forecasts
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Severe weather in Pennsylvania, by the numbers
Pennsylvania averages 17.7 tornadoes a year (1996–2025), about 1.9 of them rated EF2 or stronger.
59% of them touch down between May and July, and May alone accounts for 22%. The busiest year on record in that span was 1998, with 59.
Storm reports average about 131 for large hail a year (4.7 of them 2 inches or larger) and 944 for damaging wind (2016–2025).
Source: NOAA Storm Prediction Center severe weather database. Tornadoes are counted in the state where they began. One storm can produce many reports. spc.noaa.gov