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

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fair

66°F

19°C

Humidity 94%
Wind Speed S 10 mph
Barometer 30.01 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 29 Aug 10:35 am CDT
Extended Forecast for

Spillville IA

  • Today

    Today: Showers and thunderstorms likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. Breezy, with a south wind 14 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 68. South wind around 11 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 85. South wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Southeast wind 7 to 9 mph.

    Low: 70 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Southwest wind 8 to 10 mph.

    High: 88 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Light south wind.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Light and variable wind.

    Low: 67 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 86 °F

    Slight Chance
    Showers

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 79. Breezy, with a south wind 14 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Mostly cloudy, with a low around 68. South wind around 11 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 85. South wind 9 to 11 mph, with gusts as high as 20 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Southeast wind 7 to 9 mph.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88. Southwest wind 8 to 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 70. Light south wind.
Tuesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers. Partly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Light and variable wind.
Wednesday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Light and variable wind becoming north around 6 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 66. Calm wind.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind 5 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Spillville IA
 43.2°N 91.94°W
Last Update:
8:57 am CDT Aug 29, 2026
Forecast Valid:
11am CDT Aug 29, 2026-6pm CDT Sep 4, 2026
 
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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