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Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

82°F

28°C

Humidity 58%
Wind Speed Calm
Barometer 30.26 in (1024.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 20 Jun 11:53 pm EDT
Extended Forecast for

Castle Shannon PA

Excessive Heat Warning June 21, 12:36am until June 22, 08:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning June 21, 12:36am until June 22, 08:00pm

    NOW until 8:00pm Sat

    Excessive Heat Warning

  • Overnight

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 93. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 93 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South wind 5 to 7 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 90. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly between 8pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    T-storms
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms then
    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around 72. Calm wind.
Friday
A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 93. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 94. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 74. South wind 5 to 7 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny and hot, with a high near 90. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely, mainly between 8pm and 2am. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms before 8am. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 69.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 40%.
Thursday
Sunny, with a high near 81.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Castle Shannon PA
 40.35°N 80.03°W (Elev. 1198 ft)
Last Update:
10:03 pm EDT Jun 20, 2024
Forecast Valid:
12am EDT Jun 21, 2024-6pm EDT Jun 27, 2024
 
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