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

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Light Rain

43°F

6°C

Humidity 100%
Wind Speed NW 8 mph
Barometer 29.57 in (1002.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 12 Nov 3:56 pm EST
Extended Forecast for

Mars PA

  • This Afternoon

    This Afternoon: A chance of rain. Cloudy, with a high near 47. North wind around 11 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain and snow showers before 3am, then a slight chance of snow showers between 3am and 5am. Cloudy, with a low around 32. North wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers after 5pm. Mostly cloudy, with a high near 45. North wind 7 to 10 mph. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. Northwest wind around 6 mph becoming calm.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers before 10am, then rain showers likely. Mostly cloudy, with a high near 45. West wind 6 to 13 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 30 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of rain after 7am. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of rain. Cloudy, with a high near 47. North wind around 11 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain and snow showers before 3am, then a slight chance of snow showers between 3am and 5am. Cloudy, with a low around 32. North wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A slight chance of rain and snow showers before 1pm, then a slight chance of rain showers after 5pm. Mostly cloudy, with a high near 45. North wind 7 to 10 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 28. Northwest wind around 6 mph becoming calm.
Saturday
A chance of snow showers before 10am, then rain showers likely. Mostly cloudy, with a high near 45. West wind 6 to 13 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A chance of rain before 4am, then a slight chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of rain after 7am. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Mostly cloudy, with a high near 47.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Clear, with a low around 26.
Wednesday
Sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mars PA
 40.7°N 80°W (Elev. 1096 ft)
Last Update:
3:17 pm EST Nov 12, 2026
Forecast Valid:
4pm EST Nov 12, 2026-6pm EST Nov 18, 2026
 
Forecast Discussion
 
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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