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Thunderstorm Wind in Mercer County, Pennsylvania

Thunderstorm Wind June 20, 2026 · Mercer County, Pennsylvania

58 mph

Estimated gust (50 kt)

$1K

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Large limb down onto power lines on Terrace Avenue.

The wider storm

Shortwave ascent and forcing out ahead of a cold front supported scattered thunderstorms in northwestern Pennsylvania in the afternoon hours. Sufficient MLCAPE values of 500-1000 J/kg and 30-40 knots of effective shear supported a few instances of tree damage.

Began near Grove City (41.1595, -80.0712).

Source: NOAA Storm Events Database, event 1353533. Narratives are written by the National Weather Service forecast office that issued the report.

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