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

Severe Thunderstorm and Flash Flood Threats Early This Week

The threat for severe thunderstorms and flash flooding are likely from the central and southern Plains into the Ohio/Tennessee Valleys and Mid-Atlantic early this week. A couple of slow moving systems will track west to east, while a plume of moisture focuses near a stalled front. Some of the thunderstorms could contain damaging winds and large hail, while flood watches extend from MO/IL to DE/NJ. Read More >

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Overcast

16°C

60°F

Humidity 78%
Wind Speed Vrbl 7 km/h
Barometer 1015.5 mb (29.99 in)
Dewpoint 12°C (53°F)
Visibility 16 km
Last update 17 Jun 5:55 pm CDT
Extended Forecast for

Waukegan IL

  • Tonight

    Tonight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 12. Northeast wind 5 to 10 km/h becoming northwest after midnight.

    Mostly Cloudy
    then Patchy
    Fog

    Low: 12 °C

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 21. North wind 5 to 10 km/h becoming east in the afternoon.

    Patchy Fog
    then Mostly
    Sunny

    High: 21 °C

  • Tuesday
    Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 14. East wind 5 to 10 km/h becoming west northwest after midnight.

    Mostly Cloudy
    then Chance
    Showers

    Low: 14 °C

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 19. North northeast wind 10 to 15 km/h.

    Chance
    T-storms

    High: 19 °C

  • Wednesday
    Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 12. North wind 15 to 20 km/h, with gusts as high as 30 km/h.

    Chance
    T-storms

    Low: 12 °C

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.

    Chance
    T-storms then
    Slight Chance
    Showers

    High: 19 °C

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 12.

    Partly Cloudy
    then Slight
    Chance
    Showers

    Low: 12 °C

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 20.

    Slight Chance
    T-storms

    High: 20 °C

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 15.

    Chance
    T-storms

    Low: 15 °C

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 12. Northeast wind 5 to 10 km/h becoming northwest after midnight.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 21. North wind 5 to 10 km/h becoming east in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 14. East wind 5 to 10 km/h becoming west northwest after midnight.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 19. North northeast wind 10 to 15 km/h.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 12. North wind 15 to 20 km/h, with gusts as high as 30 km/h.
Thursday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Partly sunny, with a high near 19. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 12.
Friday
A slight chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 20.
Friday Night
A chance of showers and thunderstorms, mainly after 8pm. Mostly cloudy, with a low around 15.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 25.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 17.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 27.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 16.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 24.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Waukegan IL
 42.37°N 87.88°W
Last Update:
5:15 pm CDT Jun 17, 2019
Forecast Valid:
6pm CDT Jun 17, 2019-6pm CDT Jun 24, 2019
 
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