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.

Overcast

54°F

12°C

Humidity 87%
Wind Speed NW 14 G 24 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 18 Apr 10:53 pm EDT
Extended Forecast for

Swissvale PA

  • Tonight

    Tonight: Showers likely, mainly before midnight. Cloudy, with a low around 42. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Showers
    Likely

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 55. West wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 55 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: A chance of rain showers before 5am, then a slight chance of rain and snow showers. Widespread frost after 5am. Otherwise, mostly cloudy, with a low around 34. West wind 7 to 9 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 8 to 13 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.

    Low: 50 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm. Partly sunny, with a high near 70. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly before midnight. Cloudy, with a low around 42. Northwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 55. West wind 10 to 16 mph, with gusts as high as 26 mph.
Sunday Night
A chance of rain showers before 5am, then a slight chance of rain and snow showers. Widespread frost after 5am. Otherwise, mostly cloudy, with a low around 34. West wind 7 to 9 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 47. Northwest wind 8 to 13 mph.
Monday Night
Mostly clear, with a low around 27. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 64.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 40%.
Wednesday
A chance of showers before 2pm. Partly sunny, with a high near 70. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 83.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Saturday
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swissvale PA
 40.43°N 79.9°W (Elev. 899 ft)
Last Update:
8:06 pm EDT Apr 18, 2026
Forecast Valid:
11pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation