Coastal Waters Forecast for Wilmette Harbor to Northerly Island IL (LMZ741) (Text-Only)
NWS Forecast for: Wilmette Harbor to Northerly Island IL (LMZ741)
Issued by: National Weather Service Chicago, IL
Last Update: 239 AM CST Tue Feb 3 2026


Today: Northwest winds 10 to 15 kt. A few flurries.

Tonight: North winds 10 to 15 kt becoming northwest. Scattered snow showers.

Wednesday: Northwest winds around 10 kt. Scattered snow showers in the morning.

Wednesday Night: Northwest winds around 10 kt becoming west overnight. Becoming mostly cloudy.

waves omitted due to extensive ice coverage







Zone Forecast: Wilmette Harbor to Northerly Island IL (LMZ741)

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