Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

63°F

17°C

Humidity 84%
Wind Speed Calm
Barometer 29.90 in (1012.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 6:51 pm CDT
Extended Forecast for

2 Miles NNW Winthrop Harbor IL

  • Tonight

    Tonight: Increasing clouds, with a low around 60. Southwest wind 5 to 10 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 68. Southwest wind around 10 mph.

    Low: 68 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78. Northwest wind around 10 mph.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers.  Increasing clouds, with a low around 57. North wind around 5 mph.

    Low: 57 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 65. Northeast wind 5 to 10 mph.

    High: 65 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. Northeast wind 10 to 15 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers likely, mainly after 1pm.  Mostly cloudy, with a high near 63. East wind 10 to 15 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly before 1am.  Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 60. Southwest wind 5 to 10 mph.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 82. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 68. Southwest wind around 10 mph.
Tuesday
Sunny, with a high near 78. Northwest wind around 10 mph.
Tuesday Night
A 50 percent chance of showers. Increasing clouds, with a low around 57. North wind around 5 mph.
Wednesday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 65. Northeast wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 54. Northeast wind 10 to 15 mph.
Thursday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 63. East wind 10 to 15 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 57. Windy.
Friday Night
Mostly cloudy, with a low around 39. Breezy.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Winthrop Harbor IL
 42.52°N 87.84°W (Elev. 623 ft)
2:31 pm CDT Oct 11, 2026
7pm CDT Oct 11, 2026-6pm CDT Oct 18, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database