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

70°F

21°C

Humidity 60%
Wind Speed S 7 mph
Barometer 29.87 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Jun 9:55 pm CDT
Extended Forecast for

Postville IA

  • Tonight

    Tonight: Partly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 79. Southwest wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 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

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 51. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 51 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. Breezy, with a northwest wind 10 to 16 mph.

    High: 68 °F

    Sunny and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48. West wind 5 to 7 mph.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72. West wind 6 to 9 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph.

    Low: 52 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 74. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 74 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 53. Southwest wind 3 to 7 mph.

    Low: 53 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 79. Southwest wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 51. Northwest wind 7 to 9 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 68. Breezy, with a northwest wind 10 to 16 mph.
Sunday Night
Mostly clear, with a low around 48. West wind 5 to 7 mph.
Monday
Sunny, with a high near 72. West wind 6 to 9 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 52. Southwest wind 5 to 7 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 74. Southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 53. Southwest wind 3 to 7 mph.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 75. South wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 75. West wind 10 to 14 mph.
Thursday Night
Mostly clear, with a low around 53. Northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 78. Southwest wind 3 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Postville IA
 43.08°N 91.56°W
Last Update:
9:31 pm CDT Jun 12, 2026
Forecast Valid:
10pm CDT Jun 12, 2026-6pm CDT Jun 19, 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