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

Hazardous Weather Conditions

Current conditions at

Pittsburgh International Airport (KPIT)

Lat: 40.48°NLon: 80.21°WElev: 1203ft.

Partly Cloudy

87°F

31°C

Humidity 57%
Wind Speed SW 13 G 20 mph
Barometer 30.06 in (1017.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 1 Sep 1:51 pm EDT
Extended Forecast for

4 Miles WSW Harshaville PA

Heat Advisory September 2, 08:00am until September 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 87. West wind 9 to 11 mph.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny and hot, with a high near 90. Southwest wind 3 to 7 mph.

    High: 90 °F

    Hot

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. West wind 6 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.

    High: 88 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 87. West wind 9 to 11 mph.
Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 71. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Sunny and hot, with a high near 90. Southwest wind 3 to 7 mph.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. West wind 6 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.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 61.
Labor Day
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Harshaville PA
 40.54°N 80.49°W (Elev. 1198 ft)
Last Update:
2:22 pm EDT Sep 1, 2026
Forecast Valid:
2pm EDT Sep 1, 2026-6pm EDT Sep 7, 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