Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane today as it moves north toward the Big Island of Hawaii. Heavy rainfall may produce life-threatening, catastrophic flooding and mudslides. Read More >

For More Weather Information:

Chicago, IL Local Forecast Office

4NM ENE Chicago IL

Marine Point Forecast

[NOTICE]
    • Today

      Today:ENE wind around 10 kt. Mostly sunny. Waves 1 to 2 ft.

      High: 65 °F

      ENE 10kt
      1-2ft

    • Tonight

      Tonight:ENE wind 5 to 10 kt becoming SE after midnight. Mostly cloudy. Waves around 1 ft.

      Low: 60 °F

      ESE 10kt
      1ft

    • Friday

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

      High: 65 °F

      Light Wind
      < 1ft

    • Friday Night

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

      Low: 60 °F

      Light Wind
      < 1ft

    • Saturday

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

      High: 65 °F

      Light Wind
      < 1ft

    • Saturday Night

      Saturday Night:ENE wind 5 to 10 kt becoming ESE after midnight. Mostly cloudy. Waves 1 ft or less.

      Low: 61 °F

      E 10kt
      < 1ft

    • Sunday

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

      High: 67 °F

      Light Wind
      < 1ft

    • Sunday Night

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

      Low: 59 °F

      Light Wind
      < 1ft

    • Monday

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

      High: 67 °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: 9:06 am CDT Sep 24, 2026
Forecast Valid: 10am CDT Sep 24, 2026-6pm CDT Sep 30, 2026

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Detailed Forecast

Today
ENE wind around 10 kt. Mostly sunny. Waves 1 to 2 ft.
Tonight
ENE wind 5 to 10 kt becoming SE after midnight. Mostly cloudy. Waves around 1 ft.
Friday
Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.
Friday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Saturday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Saturday Night
ENE wind 5 to 10 kt becoming ESE after midnight. Mostly cloudy. Waves 1 ft or less.
Sunday
Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.
Sunday Night
Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.
Monday
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: 41.85°N 87.59°W
Last Update: 9:06 am CDT Sep 24, 2026
Forecast Valid: 10am CDT Sep 24, 2026-6pm CDT Sep 30, 2026
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