Severe Thunderstorms in the Upper Midwest; Heat Continues in the Southwest

Scattered severe thunderstorms may produce damaging winds, large hail, a tornado or two, and heavy rain across parts of the Upper Midwest, mainly this evening through Saturday. Very hot temperatures will continue through today across the Desert Southwest, which could break daily high temperature records. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

77°F

25°C

Humidity 83%
Wind Speed S 8 mph
Barometer 29.95 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 8 Aug 8:35 am CDT
Extended Forecast for

3 Miles WNW Center Junction IA

Heat Advisory August 8, 12:00pm until August 8, 07:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Sunny, with a high near 90. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. South wind around 15 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall.  Low around 68. Southeast wind 5 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 68 °F

    Heavy Rain

  • Sunday

    Sunday: Showers and thunderstorms likely before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 83. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 83 °F

    T-storms
    Likely then
    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 67. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 90. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 74. South wind around 15 mph, with gusts as high as 20 mph.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall. Low around 68. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Sunday
Showers and thunderstorms likely before 7am, then showers likely between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Center Junction IA
 42.14°N 91.12°W (Elev. 951 ft)
6:47 am CDT Aug 8, 2025
8am CDT Aug 8, 2025-6pm CDT Aug 14, 2025
 
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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