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

71°F

22°C

Humidity 90%
Wind Speed NW 5 mph
Barometer 30.03 in (1016.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 17 Aug 5:54 am EDT
Extended Forecast for

Castleton IN

  • Today

    Today: Scattered showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 88. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 40%.

    High: 88 °F

    Scattered
    T-storms

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 70. North wind around 6 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 89. East northeast wind around 5 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. Light southeast wind.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. Light and variable wind becoming southwest around 6 mph in the morning.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 71 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 85. North wind 3 to 7 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. North northeast wind around 7 mph.

    Low: 67 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Northeast wind 6 to 8 mph.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Scattered showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 88. Calm wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 40%.
Tonight
Scattered showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 70. North wind around 6 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 89. East northeast wind around 5 mph.
Monday Night
Mostly clear, with a low around 70. Light southeast wind.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 91. Light and variable wind becoming southwest around 6 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. West southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 85. North wind 3 to 7 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 67. North northeast wind around 7 mph.
Thursday
Mostly sunny, with a high near 83. Northeast wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 65. East northeast wind 3 to 6 mph.
Friday
Sunny, with a high near 87.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Castleton IN
 39.9°N 86.06°W (Elev. 823 ft)
Last Update:
6:15 am EDT Aug 17, 2025
Forecast Valid:
6am EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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