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.

Overcast

59°F

15°C

Humidity 94%
Wind Speed N 6 mph
Barometer 30.17 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 2:15 am CDT
Extended Forecast for

Griswold IA

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Northeast wind around 5 mph. Chance of precipitation is 40%.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 7am. Mostly cloudy, with a high near 80. South southeast wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Partly cloudy, with a low around 62. Southeast wind 7 to 9 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 81 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. South wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 40%.

    Low: 49 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Northeast wind around 5 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of showers, with thunderstorms also possible after 7am. Mostly cloudy, with a high near 80. South southeast wind 5 to 9 mph. Chance of precipitation is 20%.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62. Southeast wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 81. Breezy, with a south wind 10 to 20 mph, with gusts as high as 28 mph.
Thursday Night
Mostly cloudy, with a low around 60. South wind 11 to 13 mph, with gusts as high as 21 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Sunny, with a high near 63.
Sunday Night
Clear, with a low around 45.
Monday
Sunny, with a high near 71. Breezy.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Sunny, with a high near 66. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Griswold IA
 41.24°N 95.15°W
Last Update:
2:26 am CDT Oct 15, 2025
Forecast Valid:
2am CDT Oct 15, 2025-6pm CDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation