Severe Weather and Heavy Rainfall Potential for the East; Active Weather Continues for the West

Strong Pacific storm will continue to bring heavy precipitation and strong winds across the western U.S. today. Across the east, the chance for strong to severe thunderstorms later today as low pressure tracks eastward. This system could redevelop into a coastal storm for the mid-Atlantic and Northeast corridors into Tuesday.
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Coastal Waters Forecast for Northerly Island to Calumet Harbor IL (LMZ742) (Text-Only)
NWS Forecast for: Northerly Island to Calumet Harbor IL (LMZ742)
Issued by: National Weather Service Chicago, IL
Last Update: 256 PM CDT Mon Oct 25 2021




Tonight: North gales to 35 kt diminishing to 15 to 25 kt in the late evening and overnight. Chance of showers. Waves 8 to 12 ft occasionally to 16 ft subsiding to 6 to 9 ft occasionally to 12 ft.

Tuesday: North winds 10 to 20 kt. Slight chance of showers through the day. Waves 4 to 7 ft occasionally to 9 ft subsiding to 4 to 6 ft occasionally to 8 ft in the afternoon.

Tuesday Night: Northeast winds 10 to 15 kt becoming southeast 5 to 10 kt after midnight. Partly cloudy. Waves 3 to 5 ft subsiding to 2 to 4 ft after midnight.

Wednesday: Southeast winds 10 to 15 kt. Partly sunny. Waves 1 to 3 ft.



Zone Forecast: Northerly Island to Calumet Harbor IL (LMZ742)

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