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

66°F

19°C

Humidity 78%
Wind Speed S 9 G 20 mph
Barometer 29.92 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 10 Oct 9:15 am CDT
Extended Forecast for

Calmar IA

  • Today

    Today: Sunny, with a high near 82. Breezy, with a south wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 82 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Clear, with a low around 61. South wind 13 to 15 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 81. South wind around 11 mph, with gusts as high as 20 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. South wind around 9 mph, with gusts as high as 18 mph.

    Low: 65 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 79. Southwest wind around 7 mph.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. North wind 3 to 8 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. North wind 6 to 8 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 51. Northeast wind 3 to 5 mph.

    Low: 51 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers. Partly sunny, with a high near 64. East wind 5 to 9 mph.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 82. Breezy, with a south wind 13 to 17 mph, with gusts as high as 28 mph.
Tonight
Clear, with a low around 61. South wind 13 to 15 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 81. South wind around 11 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 65. South wind around 9 mph, with gusts as high as 18 mph.
Columbus Day
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 79. Southwest wind around 7 mph.
Monday Night
Partly cloudy, with a low around 57. North wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 67. North wind 6 to 8 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 51. Northeast wind 3 to 5 mph.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 64. East wind 5 to 9 mph.
Wednesday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 50. East wind 8 to 10 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 63. Southeast wind 9 to 14 mph becoming southwest in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47. Northwest wind 10 to 15 mph.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 57. Breezy, with a northwest wind 17 to 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Calmar IA
 43.17°N 91.86°W
Last Update:
6:21 am CDT Oct 10, 2026
Forecast Valid:
9am CDT Oct 10, 2026-6pm CDT Oct 16, 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