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

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

A Few Clouds

74°F

23°C

Humidity 60%
Wind Speed NW 5 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 25 Aug 5:56 pm EDT
Extended Forecast for

Mars PA

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 62. Calm wind.

    Low: 62 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 62. Calm wind.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Southwest wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Mostly sunny, with a high near 86.
Monday Night
Mostly cloudy, with a low around 68.
Tuesday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mars PA
 40.7°N 80°W (Elev. 1096 ft)
Last Update:
2:21 pm EDT Aug 25, 2026
Forecast Valid:
6pm EDT Aug 25, 2026-6pm EDT Sep 1, 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