Severe Weather and Flash Flooding From the Upper Midwest to Mid-Atlantic; Heat Continues in the Central and Southeast U.S.

Severe thunderstorms are expected this afternoon and evening across parts of the Upper Midwest to western Great Lakes. Additional severe storms will also be possible in parts of the northern Plains, central Appalachians, and Mid-Atlantic. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley today, continuing through much of this week. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

88°F

31°C

Humidity 70%
Wind Speed S 6 mph
Barometer 30.00 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 27 Jul 2:55 pm CDT
Extended Forecast for

2 Miles NE Coggon IA

Heat Advisory July 28, 12:00pm until July 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Heat index values as high as 100. South wind around 5 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A 10 percent chance of showers and thunderstorms after 5am.  Partly cloudy, with a low around 72. South wind around 5 mph becoming northeast after midnight.

    Low: 72 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 10am. Some of the storms could produce heavy rainfall.  Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 108. East wind around 5 mph becoming southwest in the afternoon.  Chance of precipitation is 60%.

    High: 92 °F

    Heavy Rain
    then Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am.  Increasing clouds, with a low around 72. South wind around 5 mph.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 91. Chance of precipitation is 30%.

    High: 91 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Heat index values as high as 100. South wind around 5 mph.
Tonight
A 10 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 72. South wind around 5 mph becoming northeast after midnight.
Monday
Showers likely and possibly a thunderstorm before 7am, then a chance of showers and thunderstorms between 7am and 10am. Some of the storms could produce heavy rainfall. Mostly cloudy, then gradually becoming sunny, with a high near 92. Heat index values as high as 108. East wind around 5 mph becoming southwest in the afternoon. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 72. South wind around 5 mph.
Tuesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.
Wednesday Night
Mostly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 76.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Coggon IA
 42.3°N 91.5°W (Elev. 981 ft)
2:45 pm CDT Jul 27, 2025
3pm CDT Jul 27, 2025-6pm CDT Aug 2, 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