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

44°F

7°C

Humidity 74%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Last update 21 Mar 4:35 am EDT
Extended Forecast for

Portland IN

  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 72. East wind 5 to 10 mph becoming south in the afternoon.

    High: 72 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 33. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 49. North wind around 10 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 56.

    High: 56 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 72. East wind 5 to 10 mph becoming south in the afternoon.
Tonight
Mostly clear, with a low around 60. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 33. North wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 49. North wind around 10 mph.
Monday Night
Partly cloudy, with a low around 30.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A 20 percent chance of showers before 2pm. Mostly cloudy, with a high near 56.
Wednesday Night
A 20 percent chance of showers after 8pm. Mostly cloudy, with a low around 44.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 72.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 36.
Friday
A slight chance of showers. Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland IN
 40.46°N 85°W (Elev. 892 ft)
Last Update:
4:16 am EDT Mar 21, 2026
Forecast Valid:
4am EDT Mar 21, 2026-6pm EDT Mar 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