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.

Mostly Cloudy

31°C

87°F

Humidity 49%
Wind Speed SE 15 km/h
Barometer 29.98 in
Dewpoint 19°C (66°F)
Visibility 16 km
Heat Index32°C (89°F)
Last update 3 Jul 12:55 pm CDT
Extended Forecast for

Harpers Ferry IA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 32. Heat index values as high as 36. South wind around 11 km/h.

    High: 32 °C

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly between 7pm and 3am. Partly cloudy, with a low around 21. Calm wind.

    Low: 21 °C

    Chance
    T-storms

  • Independence Day

    Independence Day: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 34. Heat index values as high as 38. Light south wind becoming southwest 8 to 13 km/h in the morning.

    High: 34 °C

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. South wind 8 to 10 km/h.

    Low: 23 °C

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 32. Southwest wind 10 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 32 °C

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday 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 19. West wind 5 to 13 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    Low: 19 °C

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 28. North wind 5 to 11 km/h.

    High: 28 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17. Northeast wind 3 to 8 km/h.

    Low: 17 °C

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 28. Calm wind.

    High: 28 °C

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 32. Heat index values as high as 36. South wind around 11 km/h.
Tonight
A 40 percent chance of showers and thunderstorms, mainly between 7pm and 3am. Partly cloudy, with a low around 21. Calm wind.
Independence Day
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 34. Heat index values as high as 38. Light south wind becoming southwest 8 to 13 km/h in the morning.
Friday Night
Partly cloudy, with a low around 23. South wind 8 to 10 km/h.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 32. Southwest wind 10 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Saturday 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 19. West wind 5 to 13 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday
Mostly sunny, with a high near 28. North wind 5 to 11 km/h.
Sunday Night
Partly cloudy, with a low around 17. Northeast wind 3 to 8 km/h.
Monday
Mostly sunny, with a high near 28. Calm wind.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 17. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 29. Calm wind becoming southwest 5 to 10 km/h in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 19. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 30. West wind 3 to 8 km/h.
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ABOUT THIS FORECAST

 
Point Forecast:
Harpers Ferry IA
 43.2°N 91.14°W
Last Update:
12:44 pm CDT Jul 3, 2025
Forecast Valid:
1pm CDT Jul 3, 2025-6pm CDT Jul 9, 2025
 
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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