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

Hazardous Weather Conditions

Current conditions at

Indianapolis International Airport (KIND)

Lat: 39.73°NLon: 86.28°WElev: 790ft.

Overcast

77°F

25°C

Humidity 77%
Wind Speed N 5 mph
Barometer 29.98 in (1014.6 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 10 Sep 3:54 pm EDT
Extended Forecast for

Castleton IN

  • This Afternoon

    This Afternoon: Scattered showers. Cloudy, with a steady temperature around 77. Northwest wind around 5 mph. Chance of precipitation is 40%.

    High: 77 °F

    Scattered
    Showers

  • Tonight

    Tonight: Scattered showers before 8pm. Mostly cloudy, with a low around 63. Light north northeast wind. Chance of precipitation is 30%.

    Low: 63 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 82. Light and variable wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 86. South southwest wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 10%.

    Low: 68 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63. Northeast wind around 6 mph.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85. Southeast wind 5 to 8 mph.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers. Cloudy, with a steady temperature around 77. Northwest wind around 5 mph. Chance of precipitation is 40%.
Tonight
Scattered showers before 8pm. Mostly cloudy, with a low around 63. Light north northeast wind. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 82. Light and variable wind becoming east around 5 mph in the afternoon.
Friday Night
A 40 percent chance of showers, mainly after 2am. Mostly cloudy, with a low around 67. Light and variable wind.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 86. South southwest wind 3 to 7 mph. Chance of precipitation is 40%.
Saturday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 10%.
Sunday
Mostly sunny, with a high near 86. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 63. Northeast wind around 6 mph.
Monday
Mostly sunny, with a high near 85. Southeast wind 5 to 8 mph.
Monday Night
Partly cloudy, with a low around 67. Southeast wind around 8 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Castleton IN
 39.92°N 86.06°W (Elev. 801 ft)
Last Update:
4:15 pm EDT Sep 10, 2026
Forecast Valid:
4pm EDT Sep 10, 2026-6pm EDT Sep 16, 2026
 
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Additional Resources

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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