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 >

Hazardous Weather Conditions

Current conditions at

Lamoni, Lamoni Municipal Airport (KLWD)

Lat: 40.63°NLon: 93.9°WElev: 1129ft.

Fair

79°F

26°C

Humidity 74%
Wind Speed Vrbl 6 mph
Barometer 29.95 in (1013.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 19 Aug 11:53 am CDT
Extended Forecast for

Beaconsfield IA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 80. North northeast wind 6 to 8 mph.  New rainfall amounts between a quarter and half of an inch possible.

    High: 80 °F

    Heavy Rain

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 64. North wind 3 to 8 mph.  New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Light and variable wind.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. Calm wind becoming south around 5 mph after midnight.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. West northwest wind 5 to 7 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 66. 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 83.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 80. North northeast wind 6 to 8 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 64. North wind 3 to 8 mph. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 81. Light and variable wind.
Thursday Night
Mostly clear, with a low around 66. Calm wind becoming south around 5 mph after midnight.
Friday
Sunny, with a high near 85. West northwest wind 5 to 7 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Partly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Beaconsfield IA
 40.8°N 94.04°W
12:11 pm CDT Aug 19, 2026
12pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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