National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.98°N 96.01°W (Text-Only)
NWS Forecast for: Alton IA
Issued by: National Weather Service Sioux Falls, SD
Last Update: 6:46 am CDT Jun 18, 2024		Print

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. Temperature rising to near 81 by noon, then falling to around 73 during the remainder of the day. Windy, with a south wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 81 °F⇓

    Partly Sunny
    and Breezy
    then T-storms
    and Windy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 9pm. Low around 59. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    T-storms then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Northeast wind around 10 mph. Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers


  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. East northeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Low: 59 °F

    Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely


  • Thursday
    Night

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.

    Low: 66 °F

    Chance
    T-storms


  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday
    Night

    Friday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Low: 70 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    High: 84 °F

    Chance
    T-storms




    • Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. Temperature rising to near 81 by noon, then falling to around 73 during the remainder of the day. Windy, with a south wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Tonight: Showers and thunderstorms, mainly before 9pm. Low around 59. West wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Juneteenth: A chance of showers and thunderstorms. Mostly cloudy, with a high near 69. Northeast wind around 10 mph. Chance of precipitation is 50%.

    Wednesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 59. East northeast wind 5 to 10 mph. Chance of precipitation is 80%.

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 77. East wind 5 to 10 mph. Chance of precipitation is 60%.

    Thursday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph.

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87.

    Friday Night: Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

    Saturday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.

    Saturday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61.

    Sunday: Sunny, with a high near 82.

    Sunday Night: Mostly clear, with a low around 61.

    Monday: Sunny, with a high near 86.


    Alton IA
     42.98°N 96.01°W (Elev. 1283 ft)

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