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.

Mostly Cloudy

77°F

25°C

Humidity 63%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 11:55 am EDT
Extended Forecast for

2 Miles WSW Keystone IN

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Cloudy, with a high near 77. West wind around 5 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Heavy Rain

  • Thursday

    Thursday: A 10 percent chance of showers before 8am. Mostly sunny, with a high near 77. Calm wind becoming northeast around 5 mph.

    High: 77 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 57.

    Low: 57 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Cloudy, with a high near 77. West wind around 5 mph.
Tonight
Showers and thunderstorms likely before 11pm, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 61. Calm wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 77. Calm wind becoming northeast around 5 mph.
Thursday Night
Partly cloudy, with a low around 58. Calm wind.
Friday
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 76.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Keystone IN
 40.58°N 85.33°W (Elev. 846 ft)
Last Update:
8:30 am EDT Aug 19, 2026
Forecast Valid:
12pm EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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