National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fair

41°F

5°C

Humidity 100%
Wind Speed SE 8 mph
Barometer 29.61 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 8 Jan 11:35 am CST
Extended Forecast for

Postville IA

  • Today

    Today: Rain, mainly after 2pm. High near 43. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 43 °F

    Rain

  • Tonight

    Tonight: Rain before 1am, then rain, possibly mixed with snow. Low around 31. North wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 38. North wind 5 to 14 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Rain/Snow
    then Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Northwest wind 3 to 6 mph.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Mostly cloudy, with a high near 29. Blustery, with a northwest wind 6 to 16 mph. New snow accumulation of 1 to 2 inches possible.

    High: 29 °F

    Chance Snow
    and Blustery

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. Blustery, with a northwest wind around 16 mph.

    Low: 15 °F

    Chance Snow
    and Blustery
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25. Northwest wind 7 to 14 mph.

    High: 25 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. Southwest wind 7 to 10 mph.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. West wind around 10 mph, with gusts as high as 18 mph.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
Rain, mainly after 2pm. High near 43. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tonight
Rain before 1am, then rain, possibly mixed with snow. Low around 31. North wind 9 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday
A slight chance of rain and snow before 8am, then a slight chance of snow between 8am and noon. Mostly cloudy, then gradually becoming sunny, with a high near 38. North wind 5 to 14 mph. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 26. Northwest wind 3 to 6 mph.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 29. Blustery, with a northwest wind 6 to 16 mph. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 15. Blustery, with a northwest wind around 16 mph.
Sunday
Mostly sunny, with a high near 25. Northwest wind 7 to 14 mph.
Sunday Night
Partly cloudy, with a low around 19. Southwest wind 7 to 10 mph.
Monday
Mostly sunny, with a high near 39. West wind around 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly cloudy, with a low around 30. West wind around 8 mph.
Tuesday
A slight chance of rain and snow. Partly sunny, with a high near 39. West wind 7 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25. Northwest wind around 10 mph. Chance of precipitation is 20%.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 29. Northwest wind 9 to 11 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:
10:47 am CST Jan 8, 2026
Forecast Valid:
11am CST Jan 8, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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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