National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Grinnell Regional Airport IA

  • This Afternoon

    This Afternoon: Patchy blowing snow. Partly sunny, with a high near 18. Wind chill values as low as -10. Windy, with a northwest wind around 24 mph, with gusts as high as 33 mph.

    High: 18 °F

    Patchy
    Blowing Snow
    and Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.

    Low: 4 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: A chance of flurries between 2pm and 3pm, then a chance of snow after 3pm. Increasing clouds, with a high near 28. Wind chill values as low as -5. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Sunny then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 21. South southeast wind 8 to 13 mph becoming light south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Snow Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 49. Light west wind.

    High: 49 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Patchy blowing snow. Partly sunny, with a high near 18. Wind chill values as low as -10. Windy, with a northwest wind around 24 mph, with gusts as high as 33 mph.
Tonight
Partly cloudy, with a low around 4. Wind chill values as low as -10. Blustery, with a northwest wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
A chance of flurries between 2pm and 3pm, then a chance of snow after 3pm. Increasing clouds, with a high near 28. Wind chill values as low as -5. Light and variable wind becoming south 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 21. South southeast wind 8 to 13 mph becoming light south after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 49. Light west wind.
Wednesday Night
Mostly cloudy, with a low around 34.
Thursday
Sunny, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 37.
Friday
Partly sunny, with a high near 71.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Sunny, with a high near 70.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grinnell Regional Airport IA
 41.71°N 92.75°W
Last Update:
11:47 am CDT Mar 16, 2026
Forecast Valid:
12pm CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
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Additional Resources

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Chance of Precipitation