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

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair

27°F

-3°C

Humidity 100%
Wind Speed SW 7 mph
Barometer 30.15 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 12 Jan 6:15 am CST
Extended Forecast for

Griswold IA

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 51. Calm wind becoming west southwest 5 to 9 mph in the morning.

    High: 51 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind 6 to 9 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. Breezy, with a west wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 55 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 27. Windy, with a north northwest wind 14 to 21 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Windy

  • Wednesday

    Wednesday: Sunny, with a high near 35. Windy, with a north wind 16 to 23 mph, with gusts as high as 31 mph.

    High: 35 °F

    Sunny and
    Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. Blustery.

    Low: 27 °F

    Slight Chance
    Snow then
    Mostly Cloudy
    and Blustery

  • Friday

    Friday: A 30 percent chance of snow before noon. Mostly cloudy, with a high near 37. Windy.

    High: 37 °F

    Windy. Chance
    Snow then
    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 51. Calm wind becoming west southwest 5 to 9 mph in the morning.
Tonight
Partly cloudy, with a low around 33. Southwest wind 6 to 9 mph.
Tuesday
Mostly cloudy, with a high near 55. Breezy, with a west wind 9 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 27. Windy, with a north northwest wind 14 to 21 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 35. Windy, with a north wind 16 to 23 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 14.
Thursday
Partly sunny, with a high near 38.
Thursday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27. Blustery.
Friday
A 30 percent chance of snow before noon. Mostly cloudy, with a high near 37. Windy.
Friday Night
Mostly cloudy, with a low around 12. Windy.
Saturday
Partly sunny, with a high near 23. Blustery.
Saturday Night
Partly cloudy, with a low around 7.
Sunday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Griswold IA
 41.24°N 95.15°W
Last Update:
3:11 am CST Jan 12, 2026
Forecast Valid:
6am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation