National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

Fair

63°F

17°C

Humidity 81%
Wind Speed W 12 mph
Barometer 29.47 in (997.7 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 17 Jun 11:53 pm CDT
Extended Forecast for

Dubuque IA

  • Tonight

    Tonight: A 20 percent chance of showers before midnight. Partly cloudy, with a low around 58. West wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Northwest wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Mostly 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: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the morning.

    High: 78 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.

    High: 74 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 56.

    Low: 56 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 58. West wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 75. Northwest wind 10 to 15 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
A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 78. Calm wind becoming northwest around 5 mph in the morning.
Friday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 80.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 60.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 59.
Wednesday
Mostly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dubuque IA
 42.5°N 90.7°W (Elev. 820 ft)
Last Update:
11:52 pm CDT Jun 17, 2026
Forecast Valid:
11pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation