Severe Thunderstorms In The Upper Midwest; A Sweltering Heat Wave For The West

Severe thunderstorms may bring flash flooding and a risk for a few tornadoes across parts of Iowa, southern/eastern Minnesota and western Wisconsin today. A sweltering heat wave with record breaking temperatures is expected the rest of the week in much of the West. Numerous excessive heat warnings and advisories are already in effect across Arizona, California and Nevada. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago / West Chicago, Dupage Airport (KDPA)

Lat: 41.9°NLon: 88.25°WElev: 758ft.

A Few Clouds

85°F

29°C

Humidity 55%
Wind Speed S 13 mph
Barometer 29.92 in (1012.5 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 26 May 3:52 pm CDT
Extended Forecast for

Naperville IL

  • This
    Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 87. South southeast wind around 15 mph, with gusts as high as 25 mph.

    Slight Chance
    T-storms

    High: 87 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am.  Partly cloudy, with a low around 68. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 68 °F

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 10am.  Partly sunny, with a high near 83. South wind 5 to 10 mph.

    Chance
    T-storms

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. South wind 5 to 10 mph.

    Chance
    Showers

    Low: 66 °F

  • Thursday

    Thursday: Showers and thunderstorms.  High near 78. Calm wind becoming south southwest around 5 mph. Winds could gust as high as 10 mph.  Chance of precipitation is 90%.

    T-storms
    Likely then
    T-storms

    High: 78 °F

  • Thursday
    Night

    Thursday Night: Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm after 1am.  Low around 61. Chance of precipitation is 80%.

    T-storms

    Low: 61 °F

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 73.

    Slight Chance
    T-storms

    High: 73 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 53.

    Mostly Clear

    Low: 53 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    Mostly Sunny

    High: 69 °F

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 87. South southeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 68. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 20%.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 10am. Partly sunny, with a high near 83. South wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South wind 5 to 10 mph.
Thursday
Showers and thunderstorms. High near 78. Calm wind becoming south southwest around 5 mph. Winds could gust as high as 10 mph. Chance of precipitation is 90%.
Thursday Night
Showers and thunderstorms before 1am, then showers likely and possibly a thunderstorm after 1am. Low around 61. Chance of precipitation is 80%.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 73.
Friday Night
Mostly clear, with a low around 53.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 51.
Monday
A slight chance of showers. Mostly sunny, with a high near 75.
Monday Night
A chance of showers. Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Naperville IL
 41.77°N 88.15°W
3:16 pm CDT May 26, 2020
4pm CDT May 26, 2020-6pm CDT Jun 2, 2020
 
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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