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Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fair

27°F

-3°C

Humidity 93%
Wind Speed Calm
Barometer 30.16 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 12 Mar 6:35 am CDT
Extended Forecast for

8 Miles NNE Castalia IA

High Wind Warning March 13, 12:00am until March 13, 10:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: A slight chance of snow between 2pm and 3pm, then a chance of rain. Increasing clouds, with a high near 45. Breezy, with a west wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 45 °F

    Sunny then
    Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Rain, mainly before 1am. Low around 29. Windy, with a south wind 23 to 31 mph becoming west after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 29 °F

    Rain and
    Breezy then
    Rain Likely
    and Windy

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 39. Windy, with a northwest wind 28 to 33 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 55 mph.

    High: 39 °F

    Decreasing
    Clouds and
    Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light in the evening.

    Low: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 1pm. Cloudy, with a high near 38. Calm wind becoming southeast 5 to 7 mph in the morning.

    High: 38 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 28. East wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 28 °F

    Snow Likely
    then Heavy
    Snow

  • Sunday

    Sunday: Snow. High near 32. Breezy, with a northeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.

    High: 32 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 8. Windy, with a north wind 25 to 29 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.

    Low: 8 °F

    Snow Likely
    and Windy

  • Monday

    Monday: Partly sunny, with a high near 16. Blustery, with a northwest wind 17 to 23 mph.

    High: 16 °F

    Partly Sunny
    and Blustery

Detailed Forecast

Today
A slight chance of snow between 2pm and 3pm, then a chance of rain. Increasing clouds, with a high near 45. Breezy, with a west wind 5 to 10 mph becoming south 15 to 20 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tonight
Rain, mainly before 1am. Low around 29. Windy, with a south wind 23 to 31 mph becoming west after midnight. Winds could gust as high as 48 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 39. Windy, with a northwest wind 28 to 33 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 55 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 26. Northwest wind 5 to 10 mph becoming light in the evening.
Saturday
A 30 percent chance of snow, mainly after 1pm. Cloudy, with a high near 38. Calm wind becoming southeast 5 to 7 mph in the morning.
Saturday Night
Snow. The snow could be heavy at times. Low around 28. East wind 7 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday
Snow. High near 32. Breezy, with a northeast wind 18 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 8. Windy, with a north wind 25 to 29 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 16. Blustery, with a northwest wind 17 to 23 mph.
Monday Night
Partly cloudy, with a low around -3. West wind 7 to 15 mph.
Tuesday
Partly sunny, with a high near 21. West wind 5 to 7 mph becoming southwest in the afternoon.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 11. South wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 35. Southeast wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Castalia IA
 43.23°N 91.65°W
Last Update:
5:46 am CDT Mar 12, 2026
Forecast Valid:
6am CDT Mar 12, 2026-6pm CDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation