Weather Forecast for
Allegheny County, PA


Overnight: Mostly cloudy, with a low around 56. Calm wind.

Wednesday: Showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 66. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 41. Northwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 57. West wind 7 to 13 mph. Chance of precipitation is 30%.

Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 38. Northwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 30%.

Friday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 56. Chance of precipitation is 40%.

Friday Night: Partly cloudy, with a low around 36.

Saturday: Partly sunny, with a high near 56.

Saturday Night: Partly cloudy, with a low around 36.

Sunday: Mostly sunny, with a high near 59.

Sunday Night: A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 30%.

Monday: A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 40%.

Monday Night: A chance of showers. Mostly cloudy, with a low around 44. Chance of precipitation is 30%.

Tuesday: A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 40%.

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