NWS Forecast for: Grinnell IA
Issued by: National Weather Service Des Moines, IA
Last Update: 12:52 pm CDT May 16, 2021
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  • This
    Afternoon

    This Afternoon: A 40 percent chance of showers, mainly after 4pm.  Mostly cloudy, with a steady temperature around 64. Southeast wind around 10 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Chance
    Showers


    High: 64 °F

  • Tonight

    Tonight: Showers, with thunderstorms also possible after 11pm.  Patchy fog after 5am. Low around 57. East southeast wind 7 to 9 mph.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers and
    Patchy Fog


    Low: 57 °F

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 70. East wind 9 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely and
    Patchy Fog

    High: 70 °F

  • Monday
    Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. East southeast wind around 11 mph, with gusts as high as 20 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms


    Low: 57 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am.  Mostly cloudy, with a high near 72. Southeast wind 10 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely


    High: 72 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Chance
    T-storms

    Low: 61 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    Showers
    Likely


    High: 76 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Showers
    Likely


    Low: 62 °F

  • Thursday

    Thursday: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 77. Breezy.  Chance of precipitation is 60%.

    Showers
    Likely and
    Breezy

    High: 77 °F



  • This Afternoon: A 40 percent chance of showers, mainly after 4pm. Mostly cloudy, with a steady temperature around 64. Southeast wind around 10 mph. New precipitation amounts of less than a tenth of an inch possible.

    Tonight: Showers, with thunderstorms also possible after 11pm. Patchy fog after 5am. Low around 57. East southeast wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Monday: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 70. East wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East southeast wind around 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Tuesday: A chance of showers and thunderstorms before 8am, then showers likely between 8am and 11am, then showers likely and possibly a thunderstorm after 11am. Mostly cloudy, with a high near 72. Southeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Wednesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 77. Breezy. Chance of precipitation is 60%.

    Thursday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 63. Breezy. Chance of precipitation is 60%.

    Friday: A 40 percent chance of showers. Partly sunny, with a high near 79. Breezy.

    Friday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 64.

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 83. Breezy.



    Grinnell IA
     41.75°N 92.72°W

    Visit your local NWS office at: https://www.weather.gov/desmoines