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Chicago, IL Local Forecast Office

4NM ENE Chicago IL

Marine Point Forecast

[NOTICE]
    • Tonight

      Tonight:NNE wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 15 kt. Mostly clear. Waves 1 to 2 ft.

      Low: 57 °F

      NNE 10kt⇓
      1-2ft

    • Wednesday

      Wednesday:S wind 5 to 10 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.

      High: 68 °F

      E 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:E wind 5 to 10 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.

      Low: 64 °F

      E 10kt
      < 1ft

    • Thursday

      Thursday:SSW wind 5 to 10 kt, with gusts as high as 20 kt. Mostly sunny. Waves 1 ft or less.

      High: 84 °F

      SSW 10kt
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 10 to 15 kt. Partly cloudy. Waves around 1 ft.

      Low: 70 °F

      SSW 15kt
      1ft

    • Friday

      Friday:SSW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms after 1pm.   Waves around 1 ft.

      High: 84 °F

      SSW 15kt
      1ft

    • Friday Night

      Friday Night:SW wind 10 to 15 kt. Showers likely and possibly a thunderstorm.   Waves around 1 ft.

      Low: 68 °F

      SW 15kt
      1ft

    • Saturday

      Saturday:SSW wind around 10 kt. A chance of showers, then showers likely and possibly a thunderstorm after 1pm.   Waves 1 ft or less.

      High: 85 °F

      SSW 10kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A chance of showers before 1am.   Waves 1 ft or less.

      Low: 65 °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: 2:56 pm CDT Jun 2, 2026
Forecast Valid: 5pm CDT Jun 2, 2026-6pm CDT Jun 9, 2026

View Nearby Observations

Detailed Forecast

Tonight
NNE wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Winds could gust as high as 15 kt. Mostly clear. Waves 1 to 2 ft.
Wednesday
S wind 5 to 10 kt becoming ENE in the afternoon. Sunny. Waves 1 ft or less.
Wednesday Night
E wind 5 to 10 kt becoming SSW after midnight. Partly cloudy. Waves 1 ft or less.
Thursday
SSW wind 5 to 10 kt, with gusts as high as 20 kt. Mostly sunny. Waves 1 ft or less.
Thursday Night
SSW wind 10 to 15 kt. Partly cloudy. Waves around 1 ft.
Friday
SSW wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms after 1pm. Waves around 1 ft.
Friday Night
SW wind 10 to 15 kt. Showers likely and possibly a thunderstorm. Waves around 1 ft.
Saturday
SSW wind around 10 kt. A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A chance of showers before 1am. 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: 2:56 pm CDT Jun 2, 2026
Forecast Valid: 5pm CDT Jun 2, 2026-6pm CDT Jun 9, 2026
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