Hazardous Weather Conditions

For More Weather Information:

Chicago, IL Local Forecast Office

5NM NE Chicago IL

Marine Point Forecast

[NOTICE]
    • Thursday

      Thursday:SW wind 5 to 10 kt becoming NNE in the afternoon. A chance of showers and thunderstorms after 1pm.   Waves 1 ft or less.

      High: 95 °F

      NNE 10kt
      < 1ft

    • Thursday Night

      Thursday Night:E wind 5 to 10 kt becoming SSW after midnight. A chance of showers and thunderstorms, mainly after 1am.   Waves 1 ft or less.

      Low: 69 °F

      E 10kt
      < 1ft

    • Friday

      Friday:E wind 5 to 10 kt becoming SSW in the afternoon. A chance of showers and thunderstorms, mainly before 10am.   Waves around 1 ft.

      High: 82 °F

      S 10kt
      1ft

    • Friday Night

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

      Low: 74 °F

      Light Wind
      < 1ft

    • Saturday

      Saturday:NE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 1pm.   Waves 1 ft or less.

      High: 77 °F

      NE 10kt
      < 1ft

    • Saturday Night

      Saturday Night:NNE wind 5 to 10 kt becoming E after midnight. Partly cloudy. Waves 1 to 2 ft.

      Low: 70 °F

      NNE 10kt
      1-2ft

    • Sunday

      Sunday:E wind 5 to 10 kt becoming NE in the afternoon. Mostly sunny. Waves around 1 ft.

      High: 75 °F

      NE 10kt
      1ft

    • Sunday Night

      Sunday Night:ENE wind 5 to 10 kt becoming SE after midnight. Partly cloudy. Waves around 1 ft.

      Low: 70 °F

      ENE 10kt
      1ft

    • Labor Day

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

      High: 78 °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 am CDT Sep 3, 2026
Forecast Valid: 3am CDT Sep 3, 2026-6pm CDT Sep 9, 2026

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Detailed Forecast

Thursday
SW wind 5 to 10 kt becoming NNE in the afternoon. A chance of showers and thunderstorms after 1pm. Waves 1 ft or less.
Thursday Night
E wind 5 to 10 kt becoming SSW after midnight. A chance of showers and thunderstorms, mainly after 1am. Waves 1 ft or less.
Friday
E wind 5 to 10 kt becoming SSW in the afternoon. A chance of showers and thunderstorms, mainly before 10am. Waves around 1 ft.
Friday Night
Variable winds 5 kt or less. A chance of showers and thunderstorms. Waves 1 ft or less.
Saturday
NE wind 5 to 10 kt. A slight chance of showers and thunderstorms before 1pm. Waves 1 ft or less.
Saturday Night
NNE wind 5 to 10 kt becoming E after midnight. Partly cloudy. Waves 1 to 2 ft.
Sunday
E wind 5 to 10 kt becoming NE in the afternoon. Mostly sunny. Waves around 1 ft.
Sunday Night
ENE wind 5 to 10 kt becoming SE after midnight. Partly cloudy. Waves around 1 ft.
Labor Day
Variable winds 5 kt or less. Mostly 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: 41.9°N 87.62°W
Last Update: 2:56 am CDT Sep 3, 2026
Forecast Valid: 3am CDT Sep 3, 2026-6pm CDT Sep 9, 2026
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