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

Indiana County Airport - Jimmy Stewart Field (KIDI)

Lat: 40.63°NLon: 79.1°WElev: 1419ft.

Fair

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 18 Aug 12:35 am EDT
Extended Forecast for

Heilwood PA

  • Overnight

    Overnight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 59. Light and variable wind.

    Low: 59 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms between 3pm and 4pm. Increasing clouds, with a high near 77. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 60. Calm wind.
Tuesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 76. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 59. Light and variable wind.
Wednesday
A slight chance of showers and thunderstorms between 3pm and 4pm. Increasing clouds, with a high near 77. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 61. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 75. 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 thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 50%.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Heilwood PA
 40.63°N 78.91°W (Elev. 1696 ft)
Last Update:
12:11 am EDT Aug 18, 2026
Forecast Valid:
12am EDT Aug 18, 2026-6pm EDT Aug 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation