Powerful Storm To Produce Widespread Hazards This Weekend

A powerful storm will track from the central Plains to the Great Lakes this weekend. This large system will produce several hazards across the Eastern two-thirds of the country; severe storms w/ damaging winds and tornadoes in the TN and Lower MS Valleys, rain and continued flood threat for the OH and TN Valleys and heavy snow w/ blizzard conditions from the central Plains to Upper MS Valley.
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Chicago, IL Local Forecast Office

12NM E Chicago IL

Marine Point Forecast

[NOTICE]
  • Overnight

    Mostly Cloudy

    ESE 25km/h
    < 1m

    Low: 0 °C

  • Saturday

    Rain Likely

    ESE 25km/h
    < 1m

    High: 7 °C

  • Saturday
    Night

    Rain

    Winds IncreasingWSW 45km/h
    < 1m

    Low: 2 °C

  • Sunday

    Slight Chc Rain/Snow

    W 55km/h
    1-2m

    High: 2 °C

  • Sunday
    Night

    Partly Cloudy

    WNW 55km/hWinds Decreasing
    1-2m

    Low: -11 °C

  • Monday

    Partly Sunny

    WNW 30km/hWinds Decreasing
    < 1m

    High: -6 °C

  • Monday
    Night

    Mostly Cloudy

    NW 20km/h
    < 1m

    Low: -11 °C

  • Tuesday

    Slight Chc Snow

    N 15km/h
    < 1m

    High: -2 °C

  • Tuesday
    Night

    Chance Snow

    WSW 25km/h
    < 1m

    Low: -6 °C


High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Associated Zone Forecast which includes this point

Last Update: 9:40 pm CST Feb 22, 2019
Forecast Valid: 11pm CST Feb 22, 2019-6pm CST Mar 1, 2019

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Detailed Forecast

Overnight
ESE wind 20 to 25 km/h, with gusts as high as 40 km/h. Mostly cloudy. Waves 1 m or less.
Saturday
ESE wind 15 to 25 km/h, with gusts as high as 40 km/h. A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 5pm. Patchy fog after 4pm. Waves 1 m or less.
Saturday Night
SE wind 25 to 35 km/h becoming WSW 35 to 45 km/h in the evening. Winds could gust as high as 55 km/h. Rain and possibly a thunderstorm before 9pm, then rain likely. Areas of fog before midnight. Waves 1 m or less.
Sunday
W wind 45 to 55 km/h, with gusts as high as 75 km/h. A slight chance of rain and snow before 11am, then a slight chance of snow between 11am and noon. Waves 1 to 2 m.
Sunday Night
WNW wind 45 to 55 km/h decreasing to 30 to 40 km/h after midnight. Winds could gust as high as 75 km/h. Partly cloudy. Waves 1 to 2 m.
Monday
WNW wind 25 to 30 km/h decreasing to 15 to 20 km/h in the afternoon. Winds could gust as high as 40 km/h. Partly sunny. Waves 1 m or less.
Monday Night
NW wind 15 to 20 km/h, with gusts as high as 25 km/h. Mostly cloudy. Waves 1 m or less.
Tuesday
N wind around 15 km/h becoming NE in the afternoon. Winds could gust as high as 30 km/h. A slight chance of snow. Waves 1 m or less.
Tuesday Night
NE wind 15 to 25 km/h becoming WSW after midnight. Winds could gust as high as 40 km/h. A chance of snow. Waves 1 m 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: 41.87°N 87.41°W
Last Update: 9:40 pm CST Feb 22, 2019
Forecast Valid: 11pm CST Feb 22, 2019-6pm CST Mar 1, 2019
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