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

Severe Weather Likely this Afternoon and Evening

A line of severe thunderstorms are expected to develop mainly north of Interstate 90 later this afternoon and track to the east/northeast through the area. Large hail (2+"), damaging winds (60-70mph), and heavy rain of 2-3" are the main threats. A tornado cannot be ruled out if conditions line up just right. Read More >

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Overcast

68°F

20°C

Humidity 100%
Wind Speed S 8 mph
Barometer 29.80 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 13 Apr 12:15 pm CDT
Extended Forecast for

Waukon IA

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 73. South wind 7 to 11 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. South wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely then
    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms between 1pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76. Southwest wind around 6 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Patchy Fog
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 53. North wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 53. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers. Mostly sunny, with a high near 70. West wind 6 to 8 mph.

    High: 70 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming southeast in the evening.

    Low: 54 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 77. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 73. South wind 7 to 11 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 58. South wind 9 to 13 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms between 1pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76. Southwest wind around 6 mph becoming north in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then a chance of showers after 1am. Mostly cloudy, with a low around 53. North wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 69. Northeast wind 5 to 7 mph becoming southeast in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 53. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 70. West wind 6 to 8 mph.
Thursday Night
Mostly clear, with a low around 54. Northwest wind 5 to 7 mph becoming southeast in the evening.
Friday
A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 77. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 26 mph.
Friday Night
Showers and possibly a thunderstorm. Low around 41. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 51. Breezy, with a west wind 14 to 16 mph, with gusts as high as 28 mph.
Saturday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 30. Breezy, with a west wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 53. Northwest wind around 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waukon IA
 43.27°N 91.47°W
Last Update:
11:36 am CDT Apr 13, 2026
Forecast Valid:
12pm CDT Apr 13, 2026-6pm CDT Apr 19, 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