Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

A Few Clouds

69°F

21°C

Humidity 31%
Wind Speed NW 15 G 26 mph
Barometer 29.78 in (1008.5 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 9 May 3:53 pm CDT
Extended Forecast for

Le Grand IA

  • This Afternoon

    This Afternoon: Partly sunny, with a steady temperature around 68. Breezy, with a west northwest wind around 17 mph, with gusts as high as 25 mph.

    High: 68 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind 8 to 13 mph becoming light north  after midnight. Winds could gust as high as 18 mph.

    Low: 39 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 67. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 67 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. North northwest wind 5 to 9 mph becoming calm  in the evening.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 69. Light and variable wind.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm.  Mostly sunny, with a high near 82. Windy.  Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    T-storms and
    Windy

  • Tuesday Night

    Tuesday Night: Clear, with a low around 49.

    Low: 49 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Breezy.

    High: 72 °F

    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a steady temperature around 68. Breezy, with a west northwest wind around 17 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 39. Northwest wind 8 to 13 mph becoming light north after midnight. Winds could gust as high as 18 mph.
Sunday
Increasing clouds, with a high near 67. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 38. North northwest wind 5 to 9 mph becoming calm in the evening.
Monday
Sunny, with a high near 69. Light and variable wind.
Monday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 50.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 82. Windy. Chance of precipitation is 20%.
Tuesday Night
Clear, with a low around 49.
Wednesday
Sunny, with a high near 72. Breezy.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 75. Breezy.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Le Grand IA
 42.01°N 92.77°W
4:44 pm CDT May 9, 2026
4pm CDT May 9, 2026-6pm CDT May 15, 2026
 
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Additional Resources

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