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Chicago, IL Local Forecast Office

6NM ESE Chicago IL

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

      High: 77 °F

      Light Wind
      < 1ft

    • Tonight

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

      Low: 70 °F

      Light Wind
      < 1ft

    • Monday

      Monday:Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

      High: 81 °F

      Light Wind
      < 1ft

    • Monday Night

      Monday Night:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 72 °F

      Light Wind
      < 1ft

    • Tuesday

      Tuesday:Variable winds 5 kt or less. Winds could gust as high as 10 kt. A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.   Waves 1 ft or less.

      High: 84 °F

      Light Wind
      < 1ft

    • Tuesday Night

      Tuesday Night:Variable winds 5 kt or less. A slight chance of thunderstorms before 7pm, then a slight chance of showers after 1am.   Waves 1 ft or less.

      Low: 74 °F

      Light Wind
      < 1ft

    • Wednesday

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

      High: 89 °F

      SSW 10kt
      < 1ft

    • Wednesday Night

      Wednesday Night:SSW wind around 10 kt becoming W after midnight. A chance of showers and thunderstorms.   Waves 1 ft or less.

      Low: 72 °F

      SSW 10kt
      < 1ft

    • Thursday

      Thursday:NW wind around 10 kt becoming N in the afternoon. Winds could gust as high as 15 kt. A chance of showers and thunderstorms.   Waves 1 ft or less.

      High: 78 °F

      N 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: 9:56 am CDT Jul 13, 2025
Forecast Valid: 12pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025

View Nearby Observations

Detailed Forecast

This Afternoon
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Monday
Variable winds 5 kt or less. Sunny. Waves 1 ft or less.
Monday Night
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Tuesday
Variable winds 5 kt or less. Winds could gust as high as 10 kt. A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Waves 1 ft or less.
Tuesday Night
Variable winds 5 kt or less. A slight chance of thunderstorms before 7pm, then a slight chance of showers after 1am. Waves 1 ft or less.
Wednesday
SSW wind 5 to 10 kt. A chance of showers and thunderstorms. Waves 1 ft or less.
Wednesday Night
SSW wind around 10 kt becoming W after midnight. A chance of showers and thunderstorms. Waves 1 ft or less.
Thursday
NW wind around 10 kt becoming N in the afternoon. Winds could gust as high as 15 kt. A chance of showers and thunderstorms. 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: 41.81°N 87.56°W
Last Update: 9:56 am CDT Jul 13, 2025
Forecast Valid: 12pm CDT Jul 13, 2025-6pm CDT Jul 19, 2025
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