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.

Overcast

64°F

18°C

Humidity NA
Wind Speed N 3 mph
Barometer 30.05 in (1017.7 mb)
Dewpoint N/A
Visibility 7.00 mi
Last update 25 May 12:56 am EDT
Extended Forecast for

Vandergrift PA

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Areas of fog. Otherwise, cloudy, with a low around 60. Light southwest wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers
    Likely and
    Areas Fog

  • Memorial Day

    Memorial Day: Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming north around 6 mph in the afternoon.

    High: 77 °F

    Areas Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind.

    High: 83 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 82. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Areas of fog. Otherwise, cloudy, with a low around 60. Light southwest wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Memorial Day
Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 56. Calm wind.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 83. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 61. Calm wind.
Wednesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 82. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 51.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vandergrift PA
 40.6°N 79.58°W (Elev. 955 ft)
Last Update:
12:58 am EDT May 25, 2026
Forecast Valid:
1am EDT May 25, 2026-6pm EDT May 31, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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