Excessive Heat in Southern California; Tropical Storm Ian Expected to Rapidly Intensify

Excessive heat is possible through Wednesday over southern California. Strong thunderstorms may pose some risk for severe weather across parts of the upper Ohio Valley into the northern Mid Atlantic coast. Tropical Storm Ian is forecast to approach the Florida peninsula at major hurricane strength by midweek, and poses a risk of dangerous storm surge, hurricane-force winds, and heavy rainfall.
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Chicago, IL Local Forecast Office

6NM ESE Chicago IL

Marine Point Forecast

[NOTICE]
  • Overnight

    Showers Likely

    W 10kt
    < 1ft

    Low: 59 °F

  • Sunday

    Chance Showers

    WNW 20kt
    1-2ft

    High: 68 °F

    Small Craft Advisory
    Small Craft Advisory

  • Sunday
    Night

    Partly Cloudy

    WNW 20kt
    1-2ft

    Low: 55 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday

    Mostly Sunny

    WNW 20kt
    1-2ft

    High: 63 °F

    Small Craft Advisory
    Small Craft Advisory

  • Monday
    Night

    Partly Cloudy

    NW 15kt
    1-2ft

    Low: 51 °F

  • Tuesday

    Mostly Sunny

    NW 15kt
    2ft

    High: 58 °F

  • Tuesday
    Night

    Slight Chc Showers

    NNW 15kt
    2-3ft

    Low: 50 °F

  • Wednesday

    Chance Showers

    N 10kt
    2-3ft

    High: 57 °F

  • Wednesday
    Night

    Mostly Clear

    NE 10kt
    1-2ft

    Low: 50 °F


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 12:15 am CDT Sep 25, 2022
Forecast Valid: 1am CDT Sep 25, 2022-6pm CDT Oct 1, 2022

View Nearby Observations

Detailed Forecast

Overnight
W wind around 10 kt. Showers likely and possibly a thunderstorm before 2am, then scattered showers and thunderstorms between 2am and 4am, then isolated showers after 4am. Waves 1 ft or less.
Sunday
WNW wind 15 to 20 kt, with gusts as high as 30 kt. A chance of showers, mainly after 1pm. Waves 1 to 2 ft.
Sunday Night
WNW wind 15 to 20 kt, with gusts as high as 25 kt. Partly cloudy. Waves 1 to 2 ft.
Monday
WNW wind 15 to 20 kt. Mostly sunny. Waves 1 to 2 ft.
Monday Night
NW wind 10 to 15 kt. Partly cloudy. Waves 1 to 2 ft.
Tuesday
NW wind around 15 kt. Mostly sunny. Waves around 2 ft.
Tuesday Night
NNW wind 10 to 15 kt. A slight chance of showers after 1am. Waves 2 to 3 ft.
Wednesday
N wind around 10 kt, with gusts as high as 20 kt. A chance of showers. Waves 2 to 3 ft.
Wednesday Night
NE wind 5 to 10 kt. Mostly clear. 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: 41.81°N 87.56°W
Last Update: 12:15 am CDT Sep 25, 2022
Forecast Valid: 1am CDT Sep 25, 2022-6pm CDT Oct 1, 2022
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