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

80°F

27°C

Humidity 70%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 14 Jul 8:55 pm CDT
Extended Forecast for

Harpers Ferry IA

  • Tonight

    Tonight: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 89. Heat index values as high as 95. Calm wind becoming south around 6 mph in the morning.

    High: 89 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 70. Light south wind.

    Low: 70 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 86 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. North wind 3 to 7 mph.

    High: 74 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60. North wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. Light east wind.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%.

    Low: 65 °F

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 67. Calm wind.
Tuesday
Sunny, with a high near 89. Heat index values as high as 95. Calm wind becoming south around 6 mph in the morning.
Tuesday Night
Mostly clear, with a low around 70. Light south wind.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 86. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. North wind 3 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 60. North wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 79. Light east wind.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. Calm wind. Chance of precipitation is 40%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65. Light northwest wind.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Light east wind.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Calm wind becoming southeast 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harpers Ferry IA
 43.2°N 91.14°W
Last Update:
8:46 pm CDT Jul 14, 2025
Forecast Valid:
9pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
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