Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Ionia County Airport (KY70)

Lat: 42.94°NLon: 85.06°WElev: 818ft.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed W 5 mph
Barometer 29.92 in
Dewpoint 63°F (17°C)
Visibility 3.00 mi
Last update 19 Aug 7:15 am EDT
Extended Forecast for

3 Miles SE Portland MI

  • Today

    Today: Patchy fog before 9am.  Otherwise, partly sunny, with a high near 79. West northwest wind 3 to 6 mph.

    High: 79 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 53. North wind around 5 mph becoming calm  after midnight.

    Low: 53 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. Calm wind becoming south southeast around 5 mph after midnight.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. South southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers after 2am.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm.  Mostly clear, with a low around 55.

    Low: 55 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, partly sunny, with a high near 79. West northwest wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 53. North wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 80. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. Calm wind becoming south southeast around 5 mph after midnight.
Friday
Mostly sunny, with a high near 81. South southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Friday Night
A 30 percent chance of showers after 2am. Mostly cloudy, with a low around 60.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Saturday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Portland MI
 42.84°N 84.88°W (Elev. 797 ft)
7:03 am EDT Aug 19, 2026
7am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database