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

Muncie, Delaware County-Johnson Field (KMIE)

Lat: 40.23°NLon: 85.39°WElev: 935ft.

Fair

77°F

25°C

Humidity 43%
Wind Speed NW 12 mph
Barometer 29.93 in (1012.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jun 7:53 pm EDT
Extended Forecast for

Mount Summit IN

  • Tonight

    Tonight: Increasing clouds, with a low around 56. West northwest wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Isolated showers between 2pm and 5pm, then scattered showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 74 °F

    Mostly Cloudy
    then
    Scattered
    T-storms

  • Sunday Night

    Sunday Night: Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 63. East southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 63 °F

    Heavy Rain

  • Monday

    Monday: Showers, mainly before 2pm. High near 72. West southwest wind around 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 57. North northeast wind 3 to 8 mph.

    Low: 57 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. North wind 3 to 5 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 59. Light southwest wind.

    Low: 59 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. West northwest wind around 6 mph becoming calm in the evening.
Sunday
Isolated showers between 2pm and 5pm, then scattered showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Scattered showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 63. East southeast wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers, mainly before 2pm. High near 72. West southwest wind around 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A 30 percent chance of showers before 8pm. Partly cloudy, with a low around 57. North northeast wind 3 to 8 mph.
Tuesday
Sunny, with a high near 75. North wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 57. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 59. Light southwest wind.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. West southwest wind 3 to 8 mph.
Thursday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Summit IN
 40.01°N 85.39°W (Elev. 1047 ft)
Last Update:
8:15 pm EDT Jun 20, 2026
Forecast Valid:
8pm EDT Jun 20, 2026-6pm EDT Jun 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