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.

Mostly Cloudy

84°F

29°C

Humidity 63%
Wind Speed S 6 mph
Barometer 30.03 in (1016.1 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Aug 7:54 pm EDT
Extended Forecast for

Castleton IN

  • Tonight

    Tonight: Partly cloudy, with a low around 68. East northeast wind around 6 mph.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 88. East wind around 5 mph.

    High: 88 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Light east southeast wind.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 90 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Partly sunny, with a high near 84. North wind 5 to 7 mph.

    High: 84 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67. North northeast wind 6 to 8 mph.

    Low: 67 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Northeast wind around 7 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 68. East northeast wind around 6 mph.
Monday
Mostly sunny, with a high near 88. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 69. Light east southeast wind.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers and thunderstorms, mainly between 11am and 2pm. Partly sunny, with a high near 84. North wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 67. North northeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 84. Northeast wind around 7 mph.
Thursday Night
Mostly clear, with a low around 63. Northeast wind 3 to 6 mph.
Friday
Sunny, with a high near 87. Northeast wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 65.
Saturday
Sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castleton IN
 39.92°N 86.06°W (Elev. 801 ft)
Last Update:
8:15 pm EDT Aug 17, 2025
Forecast Valid:
8pm EDT Aug 17, 2025-6pm EDT Aug 24, 2025
 
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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