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

84°F

29°C

Humidity 35%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 29 Sep 4:15 pm CDT
Extended Forecast for

Postville IA

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Light southeast wind.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 83. Light southeast wind.

    High: 83 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 57. East wind 3 to 6 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 79. Southeast wind 5 to 7 mph.

    High: 79 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Southeast wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. South wind 5 to 8 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 61. South wind around 6 mph.

    Low: 61 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85. South wind 6 to 10 mph.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 64. South wind around 8 mph.

    Low: 64 °F

    Mostly Clear
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Light southeast wind.
Tuesday
Partly sunny, with a high near 83. Light southeast wind.
Tuesday Night
Increasing clouds, with a low around 57. East wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 79. Southeast wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 56. Southeast wind around 6 mph.
Thursday
Sunny, with a high near 83. South wind 5 to 8 mph.
Thursday Night
Clear, with a low around 61. South wind around 6 mph.
Friday
Sunny, with a high near 85. South wind 6 to 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 64. South wind around 8 mph.
Saturday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 82. South wind 8 to 11 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. South wind around 7 mph.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 80. South wind 7 to 11 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. South wind around 7 mph.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 73. West wind 6 to 9 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Postville IA
 43.08°N 91.56°W
Last Update:
2:43 pm CDT Sep 29, 2025
Forecast Valid:
4pm CDT Sep 29, 2025-6pm CDT Oct 6, 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