Severe Thunderstorms in the Central Plains and Lower Missouri Valley; Heat Continues in the Southeast and Southwest

Severe thunderstorms capable of large hail and damaging wind gusts are forecast to impact the central Plains into the Lower Missouri Valley through this afternoon. Dangerous heat persists across the southern Plains, Southeast U.S. and Puerto Rico this week, and will return to the Southwest today. Read More >

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

A Few Clouds

72°F

22°C

Humidity 84%
Wind Speed Calm
Barometer 29.91 in (1012.6 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Aug 6:53 pm CDT
Extended Forecast for

4 Miles ENE Dyersville IA

Severe T-storm Watch until August 18, 10:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch until August 18, 10:00pm

    NOW until 10:00pm Tue

    Severe T-storm Watch

  • Tonight

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. North wind around 5 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming clear, with a low around 58. Calm wind.

    Low: 58 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Partly cloudy, with a low around 63. Chance of precipitation is 40%.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 62. Southwest wind around 5 mph becoming northwest in the evening. Winds could gust as high as 25 mph.
Wednesday
Mostly sunny, with a high near 77. North wind around 5 mph.
Wednesday Night
Mostly cloudy, then gradually becoming clear, with a low around 58. Calm wind.
Thursday
Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 63. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms before 7am, then a chance of showers between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 62.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Dyersville IA
 42.48°N 91.05°W (Elev. 1099 ft)
6:36 pm CDT Aug 18, 2026
7pm CDT Aug 18, 2026-6pm CDT Aug 25, 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