National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

43°F

6°C

Humidity 35%
Wind Speed NW 12 G 21 mph
Barometer 30.18 in (1023.3 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 14 Mar 1:53 pm EDT
Extended Forecast for

Finleyville PA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 49. West wind around 10 mph.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Calm wind becoming east 5 to 9 mph in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south wind 10 to 20 mph, with gusts as high as 32 mph.

    High: 69 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A chance of rain after 2am. Mostly cloudy, with a low around 47. Southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain before 5pm, then rain and snow likely. High near 63. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 63 °F

    Rain then
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: Snow likely before 8pm, then a chance of snow showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 21. Breezy. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 49. West wind around 10 mph.
Tonight
Mostly cloudy, with a low around 39. Calm wind becoming east 5 to 9 mph in the evening.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 69. Breezy, with a south wind 10 to 20 mph, with gusts as high as 32 mph.
Sunday Night
A chance of rain after 2am. Mostly cloudy, with a low around 47. Southeast wind around 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Rain before 5pm, then rain and snow likely. High near 63. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Monday Night
Snow likely before 8pm, then a chance of snow showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 21. Breezy. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly cloudy, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Finleyville PA
 40.26°N 80.01°W (Elev. 1073 ft)
Last Update:
2:21 pm EDT Mar 14, 2026
Forecast Valid:
2pm EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation