National Weather Service Forecast for: Grinnell, IA
Issued by: National Weather Service Des Moines/Johnston, IA
Updated: Thu, 30-Mar-2023 1:31pm CDT
Grinnell
 
This
Afternoon
This Afternoon: Partly Sunny
Partly Sunny
Friday

Friday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Saturday

Saturday: Chance Light Snow then Partly Sunny
Chance Light Snow then Partly Sunny
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Monday

Monday: Chance Light Rain
Chance Light Rain
Tuesday

Tuesday: Light Rain Likely then Chance T-storms
Light Rain Likely then Chance T-storms
Wednesday

Wednesday: Chance Light Rain
Chance Light Rain
 
Hi 62 °F Hi 73 °F ↓ Hi 46 °F Hi 66 °F Hi 57 °F Hi 66 °F Hi 54 °F  
 
Tonight

Tonight: Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms then Chance Showers And T-Storms
Friday
Night
Friday Night: Showers And Thunderstorms then Chance Rain And Snow
Showers And T-Storms then Chance Rain And Snow
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday
Night
Monday Night: Chance Light Rain
Chance Light Rain
Tuesday
Night
Tuesday Night: Chance T-storms
Chance T-storms
Wednesday
Night
Wednesday Night: Slight Chance Light Rain then Partly Cloudy
Slight Chance Light Rain then Partly Cloudy
 
Lo 52 °F ↑ Lo 30 °F ↑ Lo 30 °F Lo 40 °F Lo 43 °F Lo 42 °F Lo 28 °F  

 

This Afternoon
 
Partly sunny, with a high near 62. South southeast wind around 20 mph, with gusts as high as 26 mph.
Tonight
 
A slight chance of showers and thunderstorms between 8pm and 9pm, then a chance of showers and thunderstorms between 9pm and 1am, then a chance of showers and thunderstorms. Cloudy. Low around 52, with temperatures rising to around 54 overnight. South wind 21 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Friday
 
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms. Mostly cloudy. High near 73, with temperatures falling to around 66 in the afternoon. South southwest wind 18 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday Night
 
Showers and thunderstorms before 7pm, then a chance of thunderstorms and a chance of rain between 7pm and 1am, then a chance of rain and snow. Mostly cloudy. Low around 30, with temperatures rising to around 32 overnight. West wind 21 to 30 mph, with gusts as high as 46 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
 
A chance of snow before 7am. Partly sunny, with a high near 46. Northwest wind 12 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday Night
 
Mostly clear, with a low around 30.
Sunday
 
Mostly sunny, with a high near 66.
Sunday Night
 
Partly cloudy, with a low around 40.
Monday
 
A chance of rain after 7am. Partly sunny, with a high near 57. Chance of precipitation is 40%.
Monday Night
 
A chance of rain. Mostly cloudy, with a low around 43. Chance of precipitation is 40%.
Tuesday
 
Rain likely before 1pm, then a chance of thunderstorms and a chance of rain. Partly sunny, with a high near 66. Chance of precipitation is 60%.
Tuesday Night
 
A chance of thunderstorms and a chance of rain. Mostly cloudy, with a low around 42. Chance of precipitation is 50%.
Wednesday
 
A chance of rain. Mostly sunny, with a high near 54. Chance of precipitation is 30%.
Wednesday Night
 
A slight chance of rain before 7pm. Partly cloudy, with a low around 28.

 

Forecast from NOAA-NWS for Grinnell, IA.