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

Ionia County Airport (KY70)

Lat: 42.94°NLon: 85.06°WElev: 818ft.

Fair

75°F

24°C

Humidity 50%
Wind Speed E 8 mph
Barometer 30.05 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Jun 2:55 pm EDT
Extended Forecast for

Portland MI

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. East wind around 10 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Northeast wind 6 to 9 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80. East northeast wind 6 to 8 mph.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. East northeast wind 5 to 7 mph.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 83. South wind 3 to 6 mph.

    High: 83 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers after 2pm. Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84.

    High: 84 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 77. East wind around 10 mph.
Tonight
Partly cloudy, with a low around 52. Northeast wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 80. East northeast wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 57. East northeast wind 5 to 7 mph.
Monday
Partly sunny, with a high near 83. South wind 3 to 6 mph.
Monday Night
Mostly cloudy, with a low around 64.
Tuesday
A 40 percent chance of showers after 2pm. Partly sunny, with a high near 86.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 84.
Wednesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64.
Juneteenth
A chance of showers. Partly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 58.
Friday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland MI
 42.88°N 84.9°W (Elev. 699 ft)
Last Update:
2:03 pm EDT Jun 14, 2025
Forecast Valid:
3pm EDT Jun 14, 2025-6pm EDT Jun 20, 2025
 
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