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

Red Oak (KRDK)

Lat: 41.02°NLon: 95.27°WElev: 1043ft.

Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed N 5 mph
Barometer 29.92 in
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 19 Aug 6:35 am CDT
Extended Forecast for

4 Miles S Grant IA

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 10am.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 78. Calm wind becoming north northeast 5 to 7 mph in the morning.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    T-storms and
    Patchy Fog

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 83 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Light south southwest wind.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 4pm.  Sunny, with a high near 86. Calm wind becoming west around 6 mph in the morning.  Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 66. Light and variable wind.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. North northeast wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 1pm.  Partly sunny, with a high near 80. East southeast wind 3 to 8 mph.

    High: 80 °F

    Slight Chance
    Showers

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 10am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming north northeast 5 to 7 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 65. Light south southwest wind.
Friday
A slight chance of showers, with thunderstorms also possible after 4pm. Sunny, with a high near 86. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 20%.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. Light and variable wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 84. Calm wind becoming north 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 63. North northeast wind 5 to 7 mph becoming light and variable after midnight.
Sunday
A slight chance of showers before 1pm. Partly sunny, with a high near 80. East southeast wind 3 to 8 mph.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East southeast wind around 9 mph.
Monday
Partly sunny, with a high near 83. East southeast wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 66. Southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 85. Light and variable wind becoming west 5 to 7 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Grant IA
 41.09°N 94.97°W (Elev. 1145 ft)
5:11 am CDT Aug 19, 2026
6am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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