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

Prairie Du Chien Municipal Airport (KPDC)

Lat: 43.02°NLon: 91.12°WElev: 659ft.

Fair

62°F

17°C

Humidity 96%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 9 Sep 11:55 pm CDT
Extended Forecast for

Harpers Ferry IA

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Patchy Fog

  • Thursday

    Thursday: Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind.

    High: 81 °F

    Areas Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 55. South wind 3 to 5 mph.

    Low: 55 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. South wind 5 to 13 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 63. South wind 8 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of thunderstorms before 7am. Partly sunny, with a high near 81. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    T-storms then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Light and variable wind.

    High: 77 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. East wind around 6 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Calm wind.
Thursday
Areas of fog before 8am. Otherwise, sunny, with a high near 81. Calm wind.
Thursday Night
Clear, with a low around 55. South wind 3 to 5 mph.
Friday
Sunny, with a high near 82. South wind 5 to 13 mph.
Friday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 63. South wind 8 to 10 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of thunderstorms before 7am. Partly sunny, with a high near 81. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 55. Calm wind.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 77. Light and variable wind.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 60. East wind around 6 mph. Chance of precipitation is 60%.
Monday
Showers and possibly a thunderstorm. High near 83. South wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Southwest wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 73. Northwest wind 3 to 5 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 54. Calm wind.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 74. Light and variable wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Harpers Ferry IA
 43.2°N 91.14°W
Last Update:
9:16 pm CDT Sep 9, 2026
Forecast Valid:
12am CDT Sep 10, 2026-6pm CDT Sep 16, 2026
 
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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