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Chicago, IL Local Forecast Office

6NM N Gary IN

Marine Point Forecast

[NOTICE]
    • This Afternoon

      This Afternoon:W wind 15 to 20 kt. Mostly sunny. Waves around 3 ft.

      High: 50 °F

      W 20kt
      3ft

      Small Craft Advisory
      Small Craft Advisory

    • Tonight

      Tonight:WNW wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 25 kt. Mostly cloudy, then gradually becoming clear. Waves 1 to 2 ft.

      Low: 41 °F

      WNW 15kt
      1-2ft

      Small Craft Advisory
      Small Craft Advisory

    • Sunday

      Sunday:SW wind around 10 kt becoming N in the afternoon. Winds could gust as high as 20 kt. A chance of showers after 1pm.   Waves around 1 ft.

      High: 49 °F

      SW 10kt
      1ft

    • Sunday Night

      Sunday Night:N wind 5 to 10 kt. Mostly clear. Waves around 1 ft.

      Low: 37 °F

      N 10kt
      1ft

    • Monday

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

      High: 50 °F

      Light Wind
      1ft

    • Monday Night

      Monday Night:SE wind 5 to 15 kt becoming S after midnight. Partly cloudy. Waves around 1 ft.

      Low: 46 °F

      S 15kt
      1ft

    • Tuesday

      Tuesday:S wind 10 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Waves around 1 ft.

      High: 68 °F

      S 15kt
      1ft

    • Tuesday Night

      Tuesday Night:W wind around 10 kt becoming NW after midnight. Partly cloudy. Waves around 1 ft.

      Low: 49 °F

      W 10kt
      1ft

    • Wednesday

      Wednesday:N wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.

      High: 64 °F

      N 10kt
      1-2ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 6:46 am CDT Apr 18, 2026
Forecast Valid: 1pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026

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Detailed Forecast

This Afternoon
W wind 15 to 20 kt. Mostly sunny. Waves around 3 ft.
Tonight
WNW wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 25 kt. Mostly cloudy, then gradually becoming clear. Waves 1 to 2 ft.
Sunday
SW wind around 10 kt becoming N in the afternoon. Winds could gust as high as 20 kt. A chance of showers after 1pm. Waves around 1 ft.
Sunday Night
N wind 5 to 10 kt. Mostly clear. Waves around 1 ft.
Monday
Variable winds 5 kt or less. Sunny. Waves around 1 ft.
Monday Night
SE wind 5 to 15 kt becoming S after midnight. Partly cloudy. Waves around 1 ft.
Tuesday
S wind 10 to 15 kt becoming WSW in the afternoon. Winds could gust as high as 25 kt. Mostly sunny. Waves around 1 ft.
Tuesday Night
W wind around 10 kt becoming NW after midnight. Partly cloudy. Waves around 1 ft.
Wednesday
N wind 5 to 10 kt. Mostly sunny. Waves 1 to 2 ft.

*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: 41.69°N 87.31°W
Last Update: 6:46 am CDT Apr 18, 2026
Forecast Valid: 1pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
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