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Chicago, IL Local Forecast Office

17NM ENE Chicago IL

Marine Point Forecast

[NOTICE]
    • Late Afternoon

      Late Afternoon:ESE wind around 10 kt. A slight chance of showers.   Waves 1 ft or less.

      High: 51 °F

      ESE 10kt
      < 1ft

    • Tonight

      Tonight:ESE wind 5 to 10 kt becoming NNW after midnight. A slight chance of showers before 8pm.   Waves 1 ft or less.

      Low: 42 °F

      ESE 10kt
      < 1ft

    • Wednesday

      Wednesday:NNW wind 5 to 10 kt becoming E in the afternoon. Partly sunny. Waves 1 ft or less.

      High: 51 °F

      NNW 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.

      Low: 44 °F

      Light Wind
      < 1ft

    • Thursday

      Thursday:Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

      High: 55 °F

      Light Wind
      < 1ft

    • Thursday Night

      Thursday Night:SSW wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.

      Low: 48 °F

      SSW 10kt
      < 1ft

    • Friday

      Friday:SSW wind around 10 kt. A chance of showers after 1pm.   Waves around 1 ft.

      High: 58 °F

      SSW 10kt
      1ft

    • Friday Night

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

      Low: 50 °F

      SW 10kt
      < 1ft

    • Saturday

      Saturday:SW wind around 10 kt. Sunny. Waves 1 ft or less.

      High: 66 °F

      SW 10kt
      < 1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 2:37 pm CDT May 5, 2026
Forecast Valid: 5pm CDT May 5, 2026-6pm CDT May 12, 2026

View Nearby Observations

Detailed Forecast

Late Afternoon
ESE wind around 10 kt. A slight chance of showers. Waves 1 ft or less.
Tonight
ESE wind 5 to 10 kt becoming NNW after midnight. A slight chance of showers before 8pm. Waves 1 ft or less.
Wednesday
NNW wind 5 to 10 kt becoming E in the afternoon. Partly sunny. Waves 1 ft or less.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy, then gradually becoming mostly clear. Waves 1 ft or less.
Thursday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Thursday Night
SSW wind 5 to 10 kt. Partly cloudy. Waves 1 ft or less.
Friday
SSW wind around 10 kt. A chance of showers after 1pm. Waves around 1 ft.
Friday Night
SW wind 5 to 10 kt. A chance of showers. Waves 1 ft or less.
Saturday
SW wind around 10 kt. Sunny. 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: 41.91°N 87.32°W
Last Update: 2:37 pm CDT May 5, 2026
Forecast Valid: 5pm CDT May 5, 2026-6pm CDT May 12, 2026
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