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Current Weather Conditions for Grinnell, IA

A chance of showers and thunderstorms between midnight and 3am, then showers and thunderstorms likely between 3am and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. Heat index values as high as 102. Southwest wind 8 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
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Conditions

Wind: 12 mph S
Humidity: 72%
Probability of Precipitation: 1%

Hourly Forcast (next 12 hours)

11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM 6 AM 7 AM 8 AM 9 AM 10 AM 11 AM
88° 86° 84° 82° 80° 80° 79° 77° 76° 74° 73° 73° 73°

Upcoming Week

Day Forecast High Low
Tonight
Partly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms between midnight and 3am, then showers and thunderstorms likely between 3am and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 72. Heat index values as high as 102. Southwest wind 8 to 12 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
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Thursday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny. High near 84, with temperatures falling to around 82 in the afternoon. West southwest wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
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Thursday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. North wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
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Friday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 83, with temperatures falling to around 81 in the afternoon. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
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Friday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southeast wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
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Saturday
Chance Showers And Thunderstorms then Mostly Sunny
A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 86. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
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Saturday Night
Mostly Clear
Mostly clear, with a low around 70.
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Sunday
Sunny
Sunny, with a high near 91.
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Sunday Night
Mostly Clear
Mostly clear, with a low around 73.
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Monday
Sunny
Sunny, with a high near 92.
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Monday Night
Mostly Clear then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71.
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Tuesday
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Tuesday Night
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
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Wednesday
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 81.
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Data provided by weather.gov