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

Indianapolis International Airport (KIND)

Lat: 39.73°NLon: 86.28°WElev: 790ft.

A Few Clouds

67°F

19°C

Humidity 41%
Wind Speed E 7 mph
Barometer 30.36 in (1027.8 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 3 Jun 8:54 am EDT
Extended Forecast for

Castleton IN

  • Today

    Today: Sunny, with a high near 81. East southeast wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. East southeast wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 85. South southwest wind 3 to 8 mph.

    High: 85 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South southwest wind 3 to 8 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 85. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Scattered showers and thunderstorms after 2am. Partly cloudy, with a low around 67. South southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Partly Cloudy
    then
    Scattered
    Showers

  • Saturday

    Saturday: Scattered showers and thunderstorms. Partly sunny, with a high near 85. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 85 °F

    Scattered
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 67. West southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 81. East southeast wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 59. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 85. South southwest wind 3 to 8 mph.
Thursday Night
Mostly clear, with a low around 64. South southwest wind 3 to 8 mph.
Friday
Mostly sunny, with a high near 85. Southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Friday Night
Scattered showers and thunderstorms after 2am. Partly cloudy, with a low around 67. South southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday
Scattered showers and thunderstorms. Partly sunny, with a high near 85. South southwest wind 9 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 67. West southwest wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 86. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 40%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 67. East wind 3 to 5 mph.
Monday
A 20 percent chance of showers. Partly sunny, with a high near 86.
Monday Night
A 10 percent chance of showers. Partly cloudy, with a low around 67.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castleton IN
 39.9°N 86.06°W (Elev. 823 ft)
Last Update:
9:45 am EDT Jun 3, 2026
Forecast Valid:
9am EDT Jun 3, 2026-6pm EDT Jun 9, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation