Johnstown, PA Weather - Tomorrow’s Forecast

Wednesday

Chance of showers and thunderstorms

High:
82°F

A slight chance of showers between 10am and noon, then a chance of showers and thunderstorms after noon. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Heavy rain

Overnight low:
67°F

A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Some of the storms could produce heavy rainfall. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 67. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.