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Hazardous Weather Conditions

Current conditions at

Pittsburgh/Butler Regional Airport (KBTP)

Lat: 40.78°NLon: 79.96°WElev: 1248ft.

Overcast

72°F

22°C

Humidity NA
Wind Speed SE 10 mph
Barometer 29.79 in (1008.4 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 2 Aug 12:56 pm EDT
Extended Forecast for

McGrann PA

Flood Watch until August 3, 12:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until August 3, 12:00am

    NOW until 12:00am Mon

    Flood Watch

  • This Afternoon

    High: 79 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Patchy fog after 11pm. Low around 64. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    T-storms and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 80. North wind 5 to 8 mph.

    High: 80 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after midnight. Otherwise, mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 8am. Otherwise, sunny, with a high near 84. East wind 3 to 5 mph.

    High: 84 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms, mainly after 2pm. High near 79. Southeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms, mainly before 1am. Patchy fog after 11pm. Low around 64. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Partly sunny, with a high near 80. North wind 5 to 8 mph.
Monday Night
Patchy fog after midnight. Otherwise, mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening.
Tuesday
Areas of fog before 8am. Otherwise, sunny, with a high near 84. East wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McGrann PA
 40.77°N 79.53°W (Elev. 801 ft)
Last Update:
11:51 am EDT Aug 2, 2026
Forecast Valid:
1pm EDT Aug 2, 2026-6pm EDT Aug 8, 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