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

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair

81°F

27°C

Humidity 62%
Wind Speed S 8 G 14 mph
Barometer 30.07 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 20 Aug 1:35 pm CDT
Extended Forecast for

Ida Grove IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and midnight. Mostly clear, with a low around 63. South southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Patchy fog between 9am and 10am. Otherwise, sunny, with a high near 85. West southwest wind around 5 mph becoming north northwest in the morning.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. North northeast wind around 5 mph becoming calm.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77.

    High: 77 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South wind 5 to 10 mph.
Tonight
A slight chance of showers and thunderstorms between 8pm and midnight. Mostly clear, with a low around 63. South southwest wind around 5 mph. Chance of precipitation is 20%.
Friday
Patchy fog between 9am and 10am. Otherwise, sunny, with a high near 85. West southwest wind around 5 mph becoming north northwest in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly clear, with a low around 61. Calm wind.
Saturday
Sunny, with a high near 79. Calm wind becoming north northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. North northeast wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 76.
Sunday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ida Grove IA
 42.35°N 95.47°W (Elev. 1217 ft)
Last Update:
1:32 pm CDT Aug 20, 2026
Forecast Valid:
1pm CDT Aug 20, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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