Flooding Threat Along the Gulf Coast, Southern Rockies and High Plains; Cooler Weather in the Central and Eastern U.S.

Strong thunderstorms may bring excessive rainfall and flooding over parts of the northern Gulf Coast today and over parts of the southern Rockies into the High Plains today through the weekend. A refreshingly cool and dry air mass will continue to produce below average temperatures across the central and eastern U.S. through the weekend. Read More >

Current conditions at

Prairie Du Chien Municipal Airport (KPDC)

Lat: 43.02°NLon: 91.12°WElev: 659ft.

Overcast

61°F

16°C

Humidity 91%
Wind Speed E 3 mph
Barometer 30.17 in
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 30 Aug 8:55 am CDT
Extended Forecast for

Garnavillo IA

  • Today

    Today: Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 74. East wind 3 to 6 mph.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. East wind 3 to 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 75. East wind 3 to 6 mph.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. East wind around 5 mph becoming calm  in the evening.

    Low: 53 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Monday Night

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

    Low: 55 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 77 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 55. West wind around 6 mph.

    Low: 55 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers, mainly before 1pm.  Partly sunny, with a high near 64. North wind 8 to 14 mph.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 74. East wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 56. East wind 3 to 5 mph.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 75. East wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 53. East wind around 5 mph becoming calm in the evening.
Labor Day
Mostly sunny, with a high near 76. Calm wind becoming southeast around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 55. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 55. West wind around 6 mph.
Wednesday
A 30 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 64. North wind 8 to 14 mph.
Wednesday Night
Partly cloudy, with a low around 43. North wind 6 to 11 mph.
Thursday
Mostly sunny, with a high near 62. Northwest wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 45. West wind around 7 mph becoming southwest after midnight.
Friday
Mostly sunny, with a high near 68. West wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Garnavillo IA
 42.86°N 91.24°W
7:59 am CDT Aug 30, 2025
8am CDT Aug 30, 2025-6pm CDT Sep 5, 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