Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

Current conditions at

Prairie Du Chien Municipal Airport (KPDC)

Lat: 43.02°NLon: 91.12°WElev: 659ft.

Light Rain

56°F

13°C

Humidity 93%
Wind Speed SE 9 G 23 mph
Barometer 29.40 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 17 Jun 8:35 am CDT
Extended Forecast for

Colesburg IA

Severe T-storm Watch June 17, 08:45am until June 17, 11:00am
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch June 17, 08:45am until June 17, 11:00am

    NOW until 11:00am Wed

    Severe T-storm Watch

  • Today

    High: 72 °F

    Severe
    Thunderstorms
    and Breezy
    then Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Increasing clouds, with a low around 56. West wind around 15 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Northwest wind 5 to 10 mph.

    Low: 52 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Today
Showers and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe and produce heavy rainfall. High near 72. Breezy, with a southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Increasing clouds, with a low around 56. West wind around 15 mph, with gusts as high as 30 mph.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 73. Northwest wind around 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 52. Northwest wind 5 to 10 mph.
Juneteenth
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
A 50 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 60.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 73. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of showers before 1am. Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Colesburg IA
 42.64°N 91.19°W (Elev. 1148 ft)
7:56 am CDT Jun 17, 2026
8am CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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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