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.

Fair

54°F

12°C

Humidity 75%
Wind Speed N 3 mph
Barometer 30.25 in (1024.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 May 10:56 pm EDT
Extended Forecast for

Arnold PASimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 51. Light east wind.

    Low: 51 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, mainly after 5pm. Increasing clouds, with a high near 77. Southeast wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms likely, then showers after 11pm. Low around 61. Southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am. High near 73. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. East wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers before 8pm. Patchy fog after 1am. Low around 59. Chance of precipitation is 80%.

    Low: 59 °F

    Showers then
    Patchy Fog

  • Thursday

    Thursday: A chance of showers after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, with thunderstorms also possible after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. Light east wind.
Monday
A chance of showers, mainly after 5pm. Increasing clouds, with a high near 77. Southeast wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Showers and thunderstorms likely, then showers after 11pm. Low around 61. Southeast wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers, with thunderstorms also possible after 11am. High near 73. Southeast wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 60. East wind 5 to 9 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 77. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers before 8pm. Patchy fog after 1am. Low around 59. Chance of precipitation is 80%.
Thursday
A chance of showers after 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 83. Chance of precipitation is 50%.
Thursday Night
A chance of showers, with thunderstorms also possible after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
Friday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 40%.
Saturday
Showers likely. Mostly sunny, with a high near 80. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 55. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Arnold PASimilar City Names
 40.57°N 79.76°W (Elev. 860 ft)
Last Update:
10:05 pm EDT May 11, 2025
Forecast Valid:
11pm EDT May 11, 2025-6pm EDT May 18, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation