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.

Mostly Cloudy

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 20 Jun 12:15 am CDT
Extended Forecast for

4 Miles S Calmar IA

  • Overnight

    Overnight: Mostly clear, with a low around 52. West wind 6 to 13 mph.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75. Northwest wind 7 to 10 mph.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 54. Northwest wind around 6 mph becoming light and variable.

    Low: 54 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 69. East wind 6 to 10 mph. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 53. Northeast wind 6 to 9 mph.

    Low: 53 °F

    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 74. Northeast wind around 7 mph.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Light northeast wind.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Mostly Sunny
    then 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 5 to 7 mph. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 52. West wind 6 to 13 mph.
Saturday
Sunny, with a high near 75. Northwest wind 7 to 10 mph.
Saturday Night
Increasing clouds, with a low around 54. Northwest wind around 6 mph becoming light and variable.
Sunday
A 40 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 69. East wind 6 to 10 mph. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 53. Northeast wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 74. Northeast wind around 7 mph.
Monday Night
Partly cloudy, with a low around 54. Light northeast wind.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75. Calm wind becoming southwest 5 to 7 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 5 to 7 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 74. West wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 54. Northwest wind 3 to 8 mph.
Thursday
Mostly sunny, with a high near 75. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 54. Light and variable wind.
Friday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Calmar IA
 43.13°N 91.86°W
Last Update:
12:06 am CDT Jun 20, 2026
Forecast Valid:
12am CDT Jun 20, 2026-6pm CDT Jun 26, 2026
 
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Additional Resources

Radar & Satellite Image

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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