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

Hazardous Weather Conditions

Current conditions at

Prairie Du Chien Municipal Airport (KPDC)

Lat: 43.02°NLon: 91.12°WElev: 659ft.

Fair

63°F

17°C

Humidity 95%
Wind Speed SW 3 mph
Barometer 29.74 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 15 Apr 9:35 am CDT
Extended Forecast for

Harpers Ferry IA

  • Today

    Today: Showers and thunderstorms likely, mainly after 3pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 69. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 52 °F

    T-storms
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms before 1pm. Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 71. Light and variable wind.

    High: 71 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Light south wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. South wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 37. South wind around 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 37 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Partly sunny, with a high near 47. West wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 47 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers before 1am. Partly cloudy, with a low around 30. Breezy, with a west wind 7 to 16 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Sunday

    Sunday: Sunny, with a high near 51. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 51 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 3pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 69. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 30 percent chance of showers and thunderstorms before 1pm. Patchy fog before 9am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 71. Light and variable wind.
Thursday Night
Mostly clear, with a low around 52. Light south wind.
Friday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 78. South wind 5 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 37. South wind around 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 47. West wind 10 to 15 mph, with gusts as high as 24 mph.
Saturday Night
A 20 percent chance of snow showers before 1am. Partly cloudy, with a low around 30. Breezy, with a west wind 7 to 16 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 51. Northwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 30. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 61. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 46. South wind around 8 mph, with gusts as high as 18 mph.
Tuesday
Sunny, with a high near 69. West wind 7 to 10 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harpers Ferry IA
 43.2°N 91.17°W
Last Update:
5:56 am CDT Apr 15, 2026
Forecast Valid:
9am CDT Apr 15, 2026-6pm CDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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