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

Big Rapids, Roben-Hood Airport (KRQB)

Lat: 43.72°NLon: 85.5°WElev: 991ft.

A Few Clouds

66°F

19°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.89 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 Aug 9:55 pm EDT
Extended Forecast for

6 Miles SSW Mecosta MI

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then a chance of showers.  Mostly cloudy, with a low around 58. West wind 5 to 8 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 79 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 50. North northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 50 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 54. West wind around 5 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 2pm.  Partly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm.  Mostly clear, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 58. West wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 79. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 50. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 81. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 54. West wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers after 2pm. Partly sunny, with a high near 80.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 58.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 77.
Saturday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Mecosta MI
 43.55°N 85.25°W (Elev. 955 ft)
9:36 pm EDT Aug 18, 2026
10pm EDT Aug 18, 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