Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Ionia County Airport (KY70)

Lat: 42.94°NLon: 85.06°WElev: 818ft.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed SE 6 mph
Barometer 29.87 in
Dewpoint 64°F (18°C)
Visibility 7.00 mi
Last update 22 Aug 9:15 am EDT
Extended Forecast for

Greenville MI

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 77. West southwest wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 53. Northwest wind 8 to 11 mph, with gusts as high as 24 mph.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 72. Northwest wind 10 to 15 mph, with gusts as high as 29 mph.

    High: 72 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 49. West northwest wind 6 to 13 mph, with gusts as high as 26 mph.

    Low: 49 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny, with a high near 75. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 77. West southwest wind 5 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 26 mph.
Tonight
Mostly clear, with a low around 53. Northwest wind 8 to 11 mph, with gusts as high as 24 mph.
Sunday
Increasing clouds, with a high near 72. Northwest wind 10 to 15 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 49. West northwest wind 6 to 13 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 75. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 56.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 81.
Wednesday Night
A chance of showers before 2am. Partly cloudy, with a low around 60.
Thursday
A chance of showers. Mostly sunny, with a high near 80.
Thursday Night
A chance of showers. Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Greenville MI
 43.18°N 85.26°W (Elev. 853 ft)
9:03 am EDT Aug 22, 2026
9am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database