Chicago Weather

Marine Data

Below you'll find the latest marine forecast for our area. This forecast updates daily.
 

Winthrop Harbor To Wilmette Harbor-

Wilmette Harbor To Northerly Island-

Northerly Island To Calumet Harbor-

Forecast as of 9:11 am CDT on June 28, 2017

Small Craft Advisory in effect through Thursday afternoon

Today

South winds 20 to 25 kt increasing to 30 kt in the afternoon. A few gale force gusts to 35 kt this afternoon. Scattered showers and thunderstorms through the day. Waves 1 to 3 ft building to 3 to 6 ft occasionally to 8 ft in the afternoon.

Tonight

South winds to 30 kt becoming southwest and diminishing to 20 to 25 kt. Chance of showers and thunderstorms. Waves 3 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft overnight.

Thursday

Southwest winds 20 to 25 kt diminishing to 10 to 20 kt in the early evening. Chance of showers and thunderstorms. Waves 2 to 4 ft subsiding to 1 to 3 ft in the afternoon.

Thursday Night

Southwest winds 10 to 15 kt becoming south after midnight. Showers and thunderstorms likely. Waves 1 ft or less.

 

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