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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update 10 Jan 2:15 am CST
Extended Forecast for

Dorchester IA

  • Overnight

    Overnight: A chance of flurries between 3am and 4am, then snow likely after 4am. Cloudy, with a steady temperature around 30. Light west wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 30 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely before 8am, then a chance of snow after 3pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 31. Light northwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of flurries with a slight chance of snow before midnight, then a chance of flurries between midnight and 1am. Mostly cloudy, with a low around 17. Northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 28. Northwest wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 28 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 23. Southwest wind 5 to 7 mph.

    Low: 23 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 41. West wind around 6 mph.

    High: 41 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain. Partly sunny, with a high near 46. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 46 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 25. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

Detailed Forecast

Overnight
A chance of flurries between 3am and 4am, then snow likely after 4am. Cloudy, with a steady temperature around 30. Light west wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely before 8am, then a chance of snow after 3pm. Mostly cloudy through mid morning, then becoming sunny, with a high near 31. Light northwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of flurries with a slight chance of snow before midnight, then a chance of flurries between midnight and 1am. Mostly cloudy, with a low around 17. Northwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 28. Northwest wind 6 to 9 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 23. Southwest wind 5 to 7 mph.
Monday
Sunny, with a high near 41. West wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 32. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Tuesday
A 20 percent chance of rain. Partly sunny, with a high near 46. West wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
A slight chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 25. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 29. North wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 15. North wind 5 to 7 mph becoming west after midnight.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 31. Southwest wind 5 to 8 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24. West wind around 7 mph.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 31. West wind 7 to 10 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dorchester IA
 43.47°N 91.52°W
Last Update:
2:11 am CST Jan 10, 2026
Forecast Valid:
2am CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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Chance of Precipitation