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

68°F

20°C

Humidity 78%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 25 Jun 8:15 pm CDT
Extended Forecast for

Postville IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 56. Calm wind becoming east around 5 mph after midnight.

    Low: 56 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 75. East wind 6 to 10 mph.

    High: 75 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. East wind 3 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 79. East wind 5 to 10 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A slight chance of thunderstorms before 7am. Partly sunny, with a high near 86. Breezy, with a southeast wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.

    High: 86 °F

    Slight Chance
    T-storms then
    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 24 mph.

    Low: 74 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 92. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 92 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.

    Low: 74 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 56. Calm wind becoming east around 5 mph after midnight.
Friday
Partly sunny, with a high near 75. East wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 55. East wind 3 to 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 79. East wind 5 to 10 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. Southeast wind around 10 mph, with gusts as high as 20 mph.
Sunday
A slight chance of thunderstorms before 7am. Partly sunny, with a high near 86. Breezy, with a southeast wind 11 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 10%.
Sunday Night
Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 16 mph, with gusts as high as 24 mph.
Monday
Mostly sunny, with a high near 92. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 74. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.
Tuesday
Mostly sunny, with a high near 92. South wind 10 to 15 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 10 to 15 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 92. Southwest wind around 10 mph, with gusts as high as 18 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 91. Southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Postville IA
 43.08°N 91.56°W
Last Update:
4:36 pm CDT Jun 25, 2026
Forecast Valid:
8pm CDT Jun 25, 2026-6pm CDT Jul 2, 2026
 
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Additional Resources

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