Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fair

50°F

10°C

Humidity 71%
Wind Speed Vrbl 6 mph
Barometer 29.61 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 9 Mar 9:35 am CDT
Extended Forecast for

4 Miles NE Castalia IA

  • Today

    Today: Sunny, with a high near 62. Light and variable wind becoming west 5 to 7 mph in the morning.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. Northeast wind 5 to 7 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. East wind 9 to 13 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 31. Northeast wind 10 to 13 mph, with gusts as high as 21 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before 10am, then a chance of snow showers.  Mostly cloudy, with a high near 40. Breezy, with a north wind 14 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. West wind 5 to 9 mph.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm.  Mostly cloudy, with a high near 45. Breezy, with a light and variable wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Rain showers before 1am, then a chance of rain and snow showers.  Low around 31. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 80%.

    Low: 31 °F

    Breezy.
    Showers then
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 43. Breezy, with a northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 43 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 62. Light and variable wind becoming west 5 to 7 mph in the morning.
Tonight
Mostly clear, with a low around 36. Northeast wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 56. East wind 9 to 13 mph.
Tuesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 31. Northeast wind 10 to 13 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain and snow showers before 10am, then a chance of snow showers. Mostly cloudy, with a high near 40. Breezy, with a north wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around 24. West wind 5 to 9 mph.
Thursday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 45. Breezy, with a light and variable wind becoming south 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Thursday Night
Rain showers before 1am, then a chance of rain and snow showers. Low around 31. Breezy, with a south wind 16 to 20 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 43. Breezy, with a northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Friday Night
A 30 percent chance of snow showers after 1am. Mostly cloudy, with a low around 27. Northwest wind 5 to 8 mph becoming northeast after midnight.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 43. Southeast wind 6 to 10 mph. Chance of precipitation is 40%.
Saturday Night
Rain and snow showers likely. Cloudy, with a low around 29. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 39. Breezy, with a northeast wind 14 to 17 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Castalia IA
 43.17°N 91.62°W
8:57 am CDT Mar 9, 2026
9am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
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