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

61°F

16°C

Humidity 52%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 8 Oct 11:15 am CDT
Extended Forecast for

Dorchester IA

  • Today

    Today: Mostly sunny, with a high near 68. Calm wind becoming northwest 5 to 7 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Light and variable wind.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers between 11am and 1pm. Mostly sunny, with a high near 72. Southeast wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Southeast wind 7 to 9 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82. Breezy, with a south wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 60. South wind 8 to 13 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 79. South wind 8 to 10 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60. South wind 3 to 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 77. Southwest wind 3 to 6 mph.

    High: 77 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 68. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 48. Light and variable wind.
Friday
A slight chance of showers between 11am and 1pm. Mostly sunny, with a high near 72. Southeast wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 59. Southeast wind 7 to 9 mph.
Saturday
Sunny, with a high near 82. Breezy, with a south wind 8 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Clear, with a low around 60. South wind 8 to 13 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 79. South wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 60. South wind 3 to 5 mph.
Columbus Day
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 77. Southwest wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 54. Northwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 65. North wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 49. Light and variable wind.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 65. Calm wind becoming southeast 5 to 8 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dorchester IA
 43.47°N 91.52°W
Last Update:
11:36 am CDT Oct 8, 2026
Forecast Valid:
11am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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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