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.

Fair

84°F

29°C

Humidity 67%
Wind Speed SW 9 mph
Barometer 30.07 in (1017.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 2 Sep 9:54 am EDT
Extended Forecast for

Martinsville IN

Heat Advisory September 2, 10:25am until September 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 2, 10:25am until September 3, 08:00pm

    NOW until 8:00pm Thu

    Heat Advisory

  • Today

    High: 96 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 74. South southwest wind around 5 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. Heat index values as high as 103. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 2pm. Sunny and hot, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.

    High: 93 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind.

    High: 90 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny and hot, with a high near 96. Heat index values as high as 101. West southwest wind 7 to 9 mph.
Tonight
Mostly clear, with a low around 74. South southwest wind around 5 mph.
Thursday
Sunny and hot, with a high near 95. Heat index values as high as 103. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 74. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms before 2pm. Sunny and hot, with a high near 93. Calm wind becoming west around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 72. Calm wind.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light and variable wind.
Saturday Night
A 20 percent chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 67. East northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 85. East wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 64. East wind 3 to 6 mph.
Labor Day
Mostly sunny, with a high near 85.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 64.
Tuesday
A 10 percent chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Martinsville IN
 39.43°N 86.42°W (Elev. 646 ft)
Last Update:
10:15 am EDT Sep 2, 2026
Forecast Valid:
10am EDT Sep 2, 2026-6pm EDT Sep 8, 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