Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Overcast

26°F

-3°C

Humidity 66%
Wind Speed N 6 mph
Barometer 30.12 in (1022.1 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 3 Feb 6:53 pm EST
Extended Forecast for

Monessen PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 7. Calm wind.

    Low: 7 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. Calm wind becoming north around 6 mph in the afternoon.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 5. Calm wind.

    Low: 5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 25. Calm wind becoming west around 5 mph in the afternoon.

    High: 25 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow after 1am.  Mostly cloudy, with a low around 13. Calm wind becoming south 5 to 7 mph after midnight.  Chance of precipitation is 20%.

    Low: 13 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Snow.  High near 33. Chance of precipitation is 90%.

    High: 33 °F

    Snow

  • Friday Night

    Friday Night: Snow likely before 1am.  Mostly cloudy, with a low around 6. Chance of precipitation is 60%.

    Low: 6 °F

    Snow Likely

  • Saturday

    Saturday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 2.

    Low: 2 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 7. Calm wind.
Wednesday
Mostly sunny, with a high near 26. Calm wind becoming north around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 5. Calm wind.
Thursday
Partly sunny, with a high near 25. Calm wind becoming west around 5 mph in the afternoon.
Thursday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 13. Calm wind becoming south 5 to 7 mph after midnight. Chance of precipitation is 20%.
Friday
Snow. High near 33. Chance of precipitation is 90%.
Friday Night
Snow likely before 1am. Mostly cloudy, with a low around 6. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Mostly cloudy, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 3.
Monday
Mostly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
Monessen PA
 40.16°N 79.88°W (Elev. 801 ft)
6:22 pm EST Feb 3, 2026
7pm EST Feb 3, 2026-6pm EST Feb 10, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database