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

68°F

20°C

Humidity 87%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 15 Jul 4:35 am EDT
Extended Forecast for

Portland IN

  • Today

    Today: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.

    Low: 71 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 85. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 66. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers then
    Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

    High: 85 °F

    Slight Chance
    Showers then
    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87. Calm wind becoming south around 5 mph in the afternoon.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 71. South wind around 5 mph becoming calm in the evening.
Wednesday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 72. Southwest wind around 5 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 85. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Low around 66. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Friday Night
A chance of thunderstorms before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 30%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Sunday
Showers and thunderstorms likely. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland IN
 40.46°N 85°W (Elev. 892 ft)
Last Update:
2:45 am EDT Jul 15, 2025
Forecast Valid:
4am EDT Jul 15, 2025-6pm EDT Jul 21, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation