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

Mount Pleasant, Mount Pleasant Municipal Airport (KMPZ)

Lat: 40.95°NLon: 91.51°WElev: 735ft.

Rain

57°F

14°C

Humidity 94%
Wind Speed E 14 G 24 mph
Barometer 29.44 in
Dewpoint 55°F (13°C)
Visibility 3.00 mi
Last update 17 Jun 9:35 am CDT
Extended Forecast for

3 Miles WNW Bonaparte IA

Severe T-storm Watch June 17, 09:56am until June 17, 11:00am
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch June 17, 09:56am until June 17, 11:00am

    NOW until 11:00am Wed

    Severe T-storm Watch

  • Today

    High: 86 °F

    Heavy Rain

  • Tonight

    Tonight: Mostly clear, with a low around 61. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 78. Northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Today
Occasional showers and thunderstorms, mainly before 2pm. Some of the storms could produce heavy rainfall. High near 86. South wind around 15 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Mostly clear, with a low around 61. West wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 78. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 61.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Sunday
Showers and possibly a thunderstorm. High near 79. Chance of precipitation is 90%.
Sunday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Bonaparte IA
 40.73°N 91.84°W (Elev. 663 ft)
9:07 am CDT Jun 17, 2026
9am 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