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.

Partly Cloudy

73°F

23°C

Humidity 50%
Wind Speed Vrbl 5 G 12 mph
Barometer 29.96 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 20 Jun 3:15 pm CDT
Extended Forecast for

3 Miles ENE West Union IA

  • Tonight

    Tonight: Increasing clouds, with a low around 53. Northwest wind 5 to 7 mph becoming calm.

    Low: 53 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Showers likely, mainly after noon. Mostly cloudy, with a high near 68. East wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 68 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 54. Northeast wind 6 to 11 mph.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Northeast wind around 8 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 56. Southwest wind around 7 mph. Chance of precipitation is 70%.

    Low: 56 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73. West wind 8 to 13 mph.

    High: 73 °F

    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53. North wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 53. Northwest wind 5 to 7 mph becoming calm.
Sunday
Showers likely, mainly after noon. Mostly cloudy, with a high near 68. East wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 30 percent chance of showers, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 54. Northeast wind 6 to 11 mph.
Monday
Mostly sunny, with a high near 74. Northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 54. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 56. Southwest wind around 7 mph. Chance of precipitation is 70%.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73. West wind 8 to 13 mph.
Wednesday Night
Mostly clear, with a low around 53. North wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 74. North wind around 6 mph.
Thursday Night
Mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southeast wind 3 to 5 mph.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78. Southeast wind 7 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE West Union IA
 42.98°N 91.74°W
Last Update:
1:26 pm CDT Jun 20, 2026
Forecast Valid:
3pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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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