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.

A Few Clouds

79°F

26°C

Humidity 37%
Wind Speed S 10 G 16 mph
Barometer 29.70 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 May 3:55 pm CDT
Extended Forecast for

6 Miles SW Castalia IA

  • Tonight

    Tonight: Clear, with a low around 57. South wind 6 to 10 mph.

    Low: 57 °F

    Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84. South wind 7 to 15 mph, with gusts as high as 24 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 7pm. Mostly clear, with a low around 52. North wind 5 to 8 mph. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    T-storms then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 78. Light and variable wind becoming southeast 5 to 10 mph in the morning.

    High: 78 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 77. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South wind 5 to 7 mph becoming light and variable. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 76. East wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    High: 76 °F

    Chance
    T-storms then
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

Detailed Forecast

Tonight
Clear, with a low around 57. South wind 6 to 10 mph.
Saturday
A 30 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 84. South wind 7 to 15 mph, with gusts as high as 24 mph.
Saturday Night
A chance of thunderstorms before 7pm. Mostly clear, with a low around 52. North wind 5 to 8 mph. Chance of precipitation is 30%.
Sunday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 78. Light and variable wind becoming southeast 5 to 10 mph in the morning.
Sunday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 77. South wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. South wind 5 to 7 mph becoming light and variable. Chance of precipitation is 60%.
Tuesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 76. East wind 6 to 13 mph becoming south in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 52. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 65. West wind 10 to 14 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 47. West wind 6 to 13 mph.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 67. West wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 48. West wind around 9 mph becoming south after midnight.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 67. Southwest wind around 11 mph becoming northwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Castalia IA
 43.06°N 91.77°W
Last Update:
2:46 pm CDT May 17, 2024
Forecast Valid:
4pm CDT May 17, 2024-6pm CDT May 24, 2024
 
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Additional Resources

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High Temperature

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Chance of Precipitation