Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Current conditions at

Dubuque Regional Airport (KDBQ)

Lat: 42.4°NLon: 90.71°WElev: 1040ft.

Fog/Mist

76°F

24°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.91 in (1012.1 mb)
Dewpoint 76°F (24°C)
Visibility 2.00 mi
Heat Index75°F (24°C)
Last update 26 Jul 7:53 am CDT
Extended Forecast for

Dubuque IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Extreme Heat Warning July 26, 11:00am until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning
  • Today

    Today: Patchy fog before 10am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 91. Heat index values as high as 105. South wind 5 to 10 mph.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 3am and 5am.  Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming north after midnight.  Chance of precipitation is 20%.

    Low: 77 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms, mainly between noon and 1pm.  Sunny and hot, with a high near 96. Heat index values as high as 111. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 96 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 72. Northwest wind 5 to 10 mph.

    Low: 72 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 91. Heat index values as high as 105. South wind 5 to 10 mph.
Tonight
A slight chance of showers and thunderstorms between 3am and 5am. Partly cloudy, with a low around 77. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 20%.
Monday
A 20 percent chance of showers and thunderstorms, mainly between noon and 1pm. Sunny and hot, with a high near 96. Heat index values as high as 111. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 72. Northwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Mostly cloudy, with a low around 68.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 87.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Dubuque IA
 42.5°N 90.7°W (Elev. 820 ft)
8:02 am CDT Jul 26, 2026
8am CDT Jul 26, 2026-6pm CDT Aug 1, 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