Major to record flooding continues over portions of the central U.S. Severe thunderstorms possible from the Mid Atlantic to the Northeast U.S.

Major to record flooding will continue over portions of eastern Oklahoma, northern Arkansas, Missouri, Illinois, and Indiana. Rivers will gradually recede over the next several days. Additional strong to severe thunderstorms will be possible Monday afternoon and evening over portions of the Mid Atlantic and Northeast U.S.Damaging winds, large hail, and isolated tornadoes will be possible.
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Chicago, IL Local Forecast Office

6NM ESE Chicago IL

Marine Point Forecast

[NOTICE]
  • Overnight

    Chance Showers

    S 10kt
    3ft

    Low: 48 °F
    Water: 39 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday

    Chance Showers

    SSW 20kt
    3-4ft

    High: 53 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday
    Night

    Chance Showers

    SW 20kt
    2ft

    Low: 42 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday

    Mostly Cloudy

    W 20kt
    2ft

    High: 52 °F

    Small Craft Advisory
    Small Craft Advisory

  • Tuesday
    Night

    Partly Cloudy

    WNW 10kt
    2ft

    Low: 41 °F

  • Wednesday

    Mostly Sunny

    Light Wind
    2ft

    High: 51 °F

  • Wednesday
    Night

    Mostly Cloudy

    Light Wind
    1-2ft

    Low: 42 °F

  • Thursday

    Partly Sunny

    NE 10kt
    1-2ft

    High: 53 °F

  • Thursday
    Night

    Partly Cloudy

    NNE 10kt
    2-3ft

    Low: 44 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:20 am CDT May 1, 2017
Forecast Valid: 2am CDT May 1, 2017-6pm CDT May 7, 2017

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Detailed Forecast

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVES, ALONG WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES WHICH WILL OCCASIONALLY BE ENCOUNTERED.

Overnight
S wind around 10 kt, with gusts as high as 15 kt. A chance of showers, mainly before 3am. Waves around 3 ft.
Monday
SSW wind 10 to 20 kt, with gusts as high as 30 kt. A chance of showers after 7am. Waves 3 to 4 ft.
Monday Night
SW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of showers, mainly before 1am. Waves around 2 ft.
Tuesday
W wind 15 to 20 kt, with gusts as high as 25 kt. Mostly cloudy. Waves around 2 ft.
Tuesday Night
WNW wind 5 to 10 kt, with gusts as high as 20 kt. Partly cloudy. Waves around 2 ft.
Wednesday
Variable winds 5 kt or less. Winds could gust as high as 10 kt. Mostly sunny. Waves around 2 ft.
Wednesday Night
Variable winds 5 kt or less. Mostly cloudy. Waves 1 to 2 ft.
Thursday
NE wind 5 to 10 kt. Partly sunny. Waves 1 to 2 ft.
Thursday Night
NNE wind around 10 kt, with gusts as high as 15 kt. Partly cloudy. Waves 2 to 3 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: 41.79°N 87.56°W
Last Update: 12:20 am CDT May 1, 2017
Forecast Valid: 2am CDT May 1, 2017-6pm CDT May 7, 2017
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