Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Boone Municipal (KBNW)

Lat: 42.05°NLon: 93.85°WElev: 1161ft.

70°F

21°C

Humidity 88%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Aug 9:55 pm CDT
Extended Forecast for

5 Miles SW Boone IA

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 65. South wind 3 to 5 mph.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 9am, then a chance of showers and thunderstorms after 9am.  Partly sunny, with a high near 79. West wind 5 to 8 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 10pm.  Mostly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 77. Light northeast wind.

    High: 77 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms.  Mostly clear, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers before 1am.  Partly cloudy, with a low around 62.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 65. South wind 3 to 5 mph.
Tuesday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 9am, then a chance of showers and thunderstorms after 9am. Partly sunny, with a high near 79. West wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 63. Light and variable wind.
Wednesday
Partly sunny, with a high near 77. Light northeast wind.
Wednesday Night
Partly cloudy, with a low around 61. Calm wind.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 63.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 81.
Friday Night
A 40 percent chance of showers before 1am. Partly cloudy, with a low around 62.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 59.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 60.
Monday
Partly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Boone IA
 42°N 93.94°W
6:12 pm CDT Aug 17, 2026
10pm CDT Aug 17, 2026-6pm CDT Aug 24, 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