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

Portland Municipal Airport (KPLD)

Lat: 40.45°NLon: 84.99°WElev: 925ft.

Fair

82°F

28°C

Humidity 34%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 5 Aug 6:55 pm EDT
Extended Forecast for

Portland IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 30%.

    High: 81 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm.

    Low: 66 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 60%.

    Low: 67 °F

    Showers
    Likely

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 64. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 8am. Mostly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 30%.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. Southwest wind around 5 mph. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Mostly clear, with a low around 64. Chance of precipitation is 30%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 8am. Mostly sunny, with a high near 83.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Monday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 82. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland IN
 40.43°N 84.97°W (Elev. 912 ft)
Last Update:
6:46 pm EDT Aug 5, 2026
Forecast Valid:
7pm EDT Aug 5, 2026-6pm EDT Aug 12, 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