Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Overcast and Breezy

27°F

-3°C

Humidity 50%
Wind Speed NW 23 G 30 mph
Barometer 29.70 in
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 16 Jan 4:15 pm CST
Extended Forecast for

Grinnell IA

Winter Weather Advisory January 16, 04:25pm until January 16, 09:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 16, 04:25pm until January 16, 09:00pm

    NOW until 9:00pm Fri

    Winter Weather Advisory

  • This Afternoon

    High: 36 °F

    Chance Snow
    Showers and
    Windy

  • Tonight

    Tonight: A 40 percent chance of snow showers, mainly after 5am.  Patchy blowing snow before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Windy, with a northwest wind 16 to 23 mph, with gusts as high as 33 mph.  New snow accumulation of less than one inch possible.

    Low: 8 °F

    Chance Snow
    Showers and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: A 50 percent chance of snow before noon.  Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 18 mph, with gusts as high as 28 mph.  New snow accumulation of less than a half inch possible.

    High: 13 °F

    Blustery.
    Chance Snow
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 6. Wind chill values as low as -10. Northwest wind 6 to 14 mph becoming southwest after midnight. Winds could gust as high as 23 mph.

    Low: 6 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow.  Partly sunny, with a high near 26. Blustery, with a southwest wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 26 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 2. Windy.

    Low: 2 °F

    Partly Cloudy
    and Windy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 12. Blustery.

    High: 12 °F

    Sunny and
    Blustery

  • Monday Night

    Monday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers. Partly sunny, with a high near 36. Windy, with a west northwest wind around 25 mph, with gusts as high as 33 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 40 percent chance of snow showers, mainly after 5am. Patchy blowing snow before 9pm. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Windy, with a northwest wind 16 to 23 mph, with gusts as high as 33 mph. New snow accumulation of less than one inch possible.
Saturday
A 50 percent chance of snow before noon. Mostly cloudy, with a high near 13. Wind chill values as low as -10. Blustery, with a northwest wind 15 to 18 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 6. Wind chill values as low as -10. Northwest wind 6 to 14 mph becoming southwest after midnight. Winds could gust as high as 23 mph.
Sunday
A 20 percent chance of snow. Partly sunny, with a high near 26. Blustery, with a southwest wind 10 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 2. Windy.
M.L.King Day
Sunny, with a high near 12. Blustery.
Monday Night
Mostly clear, with a low around 5.
Tuesday
Partly sunny, with a high near 26.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
Partly cloudy, with a low around 11.
Thursday
Mostly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
Grinnell IA
 41.75°N 92.69°W
3:16 pm CST Jan 16, 2026
4pm CST Jan 16, 2026-6pm CST Jan 22, 2026
 
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Additional Resources

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