Hazardous Weather Conditions

For More Weather Information:

Chicago, IL Local Forecast Office

4NM ENE Chicago IL

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:Variable winds 5 kt or less. Scattered showers and thunderstorms.   Waves 1 ft or less.

      Low: 67 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms after 10am.   Waves 1 ft or less.

      High: 71 °F

      Light Wind
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 67 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:S wind 5 to 10 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      High: 90 °F

      S 10kt
      < 1ft

    • Thursday Night

      Thursday Night:Variable winds 5 kt or less. Winds could gust as high as 10 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 73 °F

      Light Wind
      < 1ft

    • Friday

      Friday:SW wind 5 to 10 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      High: 88 °F

      SW 10kt
      < 1ft

    • Friday Night

      Friday Night:Variable winds 5 kt or less. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 72 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:Variable winds 5 kt or less. A chance of showers and thunderstorms before 1pm.   Waves 1 ft or less.

      High: 77 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

      Low: 73 °F

      Light Wind
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:07 pm CDT Jun 24, 2025
Forecast Valid: 9pm CDT Jun 24, 2025-6pm CDT Jul 1, 2025

View Nearby Observations

Detailed Forecast

Tonight
Variable winds 5 kt or less. Scattered showers and thunderstorms. Waves 1 ft or less.
Wednesday
Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 10am, then a chance of showers and thunderstorms after 10am. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.
Thursday
S wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Thursday Night
Variable winds 5 kt or less. Winds could gust as high as 10 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Friday
SW wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. A chance of showers and thunderstorms before 1pm. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 41.85°N 87.59°W
Last Update: 9:07 pm CDT Jun 24, 2025
Forecast Valid: 9pm CDT Jun 24, 2025-6pm CDT Jul 1, 2025
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