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

Marion Municipal Airport (KMZZ)

Lat: 40.49°NLon: 85.68°WElev: 860ft.

Partly Cloudy

77°F

25°C

Humidity 62%
Wind Speed NE 9 mph
Barometer 29.80 in
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 2 Aug 5:55 pm EDT
Extended Forecast for

Summitville IN

  • Tonight

    Tonight: A 20 percent chance of showers before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 60. North northeast wind 5 to 10 mph.

    Low: 60 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, sunny, with a high near 78. North northeast wind 5 to 7 mph.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny through mid morning, then becoming sunny, with a high near 80. Calm wind.

    High: 80 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 58. Calm wind.

    Low: 58 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers before 8pm. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 60. North northeast wind 5 to 10 mph.
Monday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. North northeast wind 5 to 7 mph.
Monday Night
Mostly clear, with a low around 56. Calm wind.
Tuesday
Partly sunny through mid morning, then becoming sunny, with a high near 80. Calm wind.
Tuesday Night
Clear, with a low around 58. Calm wind.
Wednesday
Sunny, with a high near 81. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 63. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 81. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming west southwest around 6 mph in the afternoon. Chance of precipitation is 30%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Summitville IN
 40.36°N 85.64°W (Elev. 846 ft)
Last Update:
5:45 pm EDT Aug 2, 2026
Forecast Valid:
6pm EDT Aug 2, 2026-6pm EDT Aug 9, 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