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

Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.27 in (1024.9 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 17 Sep 9:56 am EDT
Extended Forecast for

East Vandergrift PA

  • Today

    Today: Showers before 11am, then showers likely and possibly a thunderstorm between 11am and 4pm, then a chance of showers and thunderstorms after 4pm. High near 84. West wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 64. Light northwest wind. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 81. North wind 5 to 7 mph.

    High: 81 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear during the early evening, then becoming mostly cloudy, with a low around 58. North wind around 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 79. Southeast wind around 6 mph.

    High: 79 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 65. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 2pm. High near 80. Chance of precipitation is 90%.

    High: 80 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers before 11am, then showers likely and possibly a thunderstorm between 11am and 4pm, then a chance of showers and thunderstorms after 4pm. High near 84. West wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 64. Light northwest wind. Chance of precipitation is 30%.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 81. North wind 5 to 7 mph.
Friday Night
Mostly clear during the early evening, then becoming mostly cloudy, with a low around 58. North wind around 6 mph.
Saturday
Partly sunny, with a high near 79. Southeast wind around 6 mph.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 65. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, with thunderstorms also possible after 2pm. High near 80. Chance of precipitation is 90%.
Sunday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 74.
Monday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Vandergrift PA
 40.6°N 79.55°W (Elev. 820 ft)
Last Update:
6:57 am EDT Sep 17, 2026
Forecast Valid:
10am EDT Sep 17, 2026-6pm EDT Sep 23, 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