Hazardous Weather Conditions

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Chicago, IL Local Forecast Office

9NM NNW Evanston IL

Marine Point Forecast

[NOTICE]
    • Overnight

      Overnight:S wind around 10 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am.   Waves around 1 ft.

      Low: 59 °F

      S 10kt
      1ft

    • Saturday

      Saturday:S wind around 10 kt becoming WSW in the morning. Winds could gust as high as 15 kt. Scattered showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 1pm.   Waves 1 ft or less.

      High: 80 °F

      WSW 10kt
      < 1ft

    • Saturday Night

      Saturday Night:Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after midnight.   Waves 1 ft or less.

      Low: 56 °F

      Light Wind
      < 1ft

    • Sunday

      Sunday:SE wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, mainly before 10am.   Waves 1 to 2 ft.

      High: 76 °F

      SE 15kt
      1-2ft

    • Sunday Night

      Sunday Night:S wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Waves 1 to 2 ft.

      Low: 65 °F

      S 15kt
      1-2ft

    • Monday

      Monday:S wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.   Waves 1 to 2 ft.

      High: 82 °F

      S 20kt
      1-2ft

    • Monday Night

      Monday Night:S wind around 15 kt, with gusts as high as 25 kt. Showers likely and possibly a thunderstorm.   Waves around 2 ft.

      Low: 65 °F

      S 15kt
      2ft

    • Tuesday

      Tuesday:SSW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers, with thunderstorms also possible after 1pm.   Waves 1 to 2 ft.

      High: 77 °F

      SSW 20kt
      1-2ft

    • Tuesday Night

      Tuesday Night:W wind 10 to 15 kt becoming NW after midnight. A chance of showers before 1am.   Waves around 1 ft.

      Low: 52 °F

      W 15kt
      1ft


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 10:36 pm CDT May 15, 2026
Forecast Valid: 12am CDT May 16, 2026-6pm CDT May 22, 2026

View Nearby Observations

Detailed Forecast

Overnight
S wind around 10 kt, with gusts as high as 20 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Waves around 1 ft.
Saturday
S wind around 10 kt becoming WSW in the morning. Winds could gust as high as 15 kt. Scattered showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 1pm. Waves 1 ft or less.
Saturday Night
Variable winds 5 kt or less. A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms after midnight. Waves 1 ft or less.
Sunday
SE wind 10 to 15 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, mainly before 10am. Waves 1 to 2 ft.
Sunday Night
S wind around 15 kt, with gusts as high as 25 kt. Partly cloudy. Waves 1 to 2 ft.
Monday
S wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Waves 1 to 2 ft.
Monday Night
S wind around 15 kt, with gusts as high as 25 kt. Showers likely and possibly a thunderstorm. Waves around 2 ft.
Tuesday
SSW wind 15 to 20 kt, with gusts as high as 25 kt. A chance of showers, with thunderstorms also possible after 1pm. Waves 1 to 2 ft.
Tuesday Night
W wind 10 to 15 kt becoming NW after midnight. A chance of showers before 1am. Waves around 1 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: 42.19°N 87.77°W
Last Update: 10:36 pm CDT May 15, 2026
Forecast Valid: 12am CDT May 16, 2026-6pm CDT May 22, 2026
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