I-80 weather conditions near Grinnell, Iowa
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Seasoned Weather Conditions
Current Weather Conditions
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7 day weather forecast
Current condition: Fog/Mist 60°F 2025-10-15T09:35:00-05:00 Today 2025-10-15, Slight Chance Showers then Slight Chance T-storms. A slight chance of showers, with thunderstorms also possible after 4pm. Mostly cloudy, with a high near 72. East southeast wind around 6 mph. Chance of precipitation is 20%.
Tonight 2025-10-15, Slight Chance T-storms then Slight Chance Showers. A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 56. East southeast wind around 8 mph. Chance of precipitation is 20%.
Thursday 2025-10-16, Mostly Sunny. Mostly sunny, with a high near 79. East southeast wind 8 to 14 mph, with gusts as high as 21 mph.
Thursday Night 2025-10-16, Partly Cloudy. Partly cloudy, with a low around 60. South southeast wind around 10 mph, with gusts as high as 20 mph.Friday 2025-10-17, Partly Sunny then Chance Showers. A chance of showers between 1pm and 4pm, then a chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 79. South southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night 2025-10-17, Showers. Showers and possibly a thunderstorm before 4am, then showers likely. Low around 55. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday 2025-10-18, Chance Showers. A 30 percent chance of showers, mainly before 1pm. Mostly sunny, with a high near 69.
Saturday Night 2025-10-18, Chance Showers. A 30 percent chance of showers, mainly before 1am. Partly cloudy, with a low around 42.
Sunday 2025-10-19, Sunny. Sunny, with a high near 62.
Sunday Night 2025-10-19, Clear. Clear, with a low around 42.
Monday 2025-10-20, Sunny. Sunny, with a high near 69.
Monday Night 2025-10-20, Mostly Clear. Mostly clear, with a low around 45.- Tuesday 2025-10-21, Sunny. Sunny, with a high near 67.