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.

Fog/Mist

35°F

2°C

Humidity 96%
Wind Speed Calm
Barometer 29.96 in (1016.1 mb)
Dewpoint 34°F (1°C)
Visibility 6.00 mi
Last update 28 Dec 6:53 am EST
Extended Forecast for

Cheswick PA

Wind Advisory December 29, 01:00am until December 30, 01:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Rain, mainly before 4pm. Patchy fog before 11am. High near 59. Light and variable wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 59 °F

    Rain and
    Patchy Fog

  • Tonight

    Tonight: Rain, mainly after 2am. Low around 41. Southwest wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Chance Rain
    then Rain

  • Monday

    Monday: A chance of rain before 10am, then snow showers likely. Mostly cloudy, with a temperature falling to around 29 by 5pm. Breezy, with a west wind 18 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 46 °F⇓

    Breezy.
    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

  • Monday Night

    Monday Night: Snow showers. Low around 20. Breezy, with a west wind 20 to 22 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 20 °F

    Snow Showers
    and Breezy

  • Tuesday

    Tuesday: Scattered snow showers before 1pm. Mostly cloudy, with a high near 29. Breezy, with a west wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Scattered
    Snow Showers
    and Breezy

  • Tuesday Night

    Tuesday Night: Scattered snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Mostly Cloudy
    then
    Scattered
    Snow Showers

  • Wednesday

    Wednesday: Scattered snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Scattered
    Snow Showers

  • Wednesday Night

    Wednesday Night: Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 70%.

    Low: 20 °F

    Snow Likely

  • New Year's Day

    New Year's Day: A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.

    High: 29 °F

    Chance Snow

Detailed Forecast

Today
Rain, mainly before 4pm. Patchy fog before 11am. High near 59. Light and variable wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain, mainly after 2am. Low around 41. Southwest wind 10 to 17 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A chance of rain before 10am, then snow showers likely. Mostly cloudy, with a temperature falling to around 29 by 5pm. Breezy, with a west wind 18 to 25 mph, with gusts as high as 46 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers. Low around 20. Breezy, with a west wind 20 to 22 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Tuesday
Scattered snow showers before 1pm. Mostly cloudy, with a high near 29. Breezy, with a west wind 16 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
Scattered snow showers after 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Wednesday
Scattered snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 70%.
New Year's Day
A chance of snow. Mostly cloudy, with a high near 29. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 13.
Friday
Mostly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 16.
Saturday
A chance of rain. Partly sunny, with a high near 37. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cheswick PA
 40.55°N 79.79°W (Elev. 1066 ft)
Last Update:
3:38 am EST Dec 28, 2025
Forecast Valid:
7am EST Dec 28, 2025-6pm EST Jan 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation