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.

Mostly Cloudy

81°F

27°C

Humidity 72%
Wind Speed Vrbl 3 mph
Barometer 29.94 in (1013.1 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 19 Aug 1:53 pm CDT
Extended Forecast for

9 Miles NNW Lineville IA

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could produce heavy rainfall.  Partly sunny, with a high near 81. North northeast wind around 7 mph.  New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Heavy Rain

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm.  Partly cloudy, with a low around 64. Northeast wind around 6 mph becoming calm  in the evening.  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: Increasing clouds, with a low around 66. Light south wind.

    Low: 66 °F

    Increasing
    Clouds

  • Friday

    Friday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Sunny, with a high near 85. Southwest wind 3 to 7 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 40 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

    Chance
    T-storms

  • Saturday

    Saturday: A slight chance of thunderstorms before 7am.  Sunny, with a high near 83. Chance of precipitation is 10%.

    High: 83 °F

    Slight Chance
    T-storms then
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am.  Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 81. North northeast wind around 7 mph. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 64. Northeast wind around 6 mph becoming calm in the evening. 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
Increasing clouds, with a low around 66. Light south wind.
Friday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Sunny, with a high near 85. Southwest wind 3 to 7 mph. Chance of precipitation is 20%.
Friday Night
A 40 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
A slight chance of thunderstorms before 7am. Sunny, with a high near 83. Chance of precipitation is 10%.
Saturday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 63.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Lineville IA
 40.69°N 93.61°W
1:26 pm CDT Aug 19, 2026
2pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database