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.

Mostly Cloudy

61°F

16°C

Humidity 58%
Wind Speed E 15 G 23 mph
Barometer 30.20 in (1022.6 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 21 May 12:54 pm EDT
Extended Forecast for

Speedway IN

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 68. East northeast wind around 11 mph, with gusts as high as 21 mph.

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, mainly after 3pm. Mostly cloudy, with a high near 70. East northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 10pm, then scattered showers and thunderstorms between 10pm and 2am, then showers likely and possibly a thunderstorm after 2am. Low around 60. East wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 76. West wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81. Light south southwest wind.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 68. East northeast wind around 11 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 52. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Friday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 70. East northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 10pm, then scattered showers and thunderstorms between 10pm and 2am, then showers likely and possibly a thunderstorm after 2am. Low around 60. East wind 6 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 76. West wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81. Light south southwest wind.
Sunday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 62. Calm wind. Chance of precipitation is 30%.
Memorial Day
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 64. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Wednesday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Speedway IN
 39.82°N 86.27°W (Elev. 778 ft)
Last Update:
1:45 pm EDT May 21, 2026
Forecast Valid:
1pm EDT May 21, 2026-6pm EDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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