Nearshore Marine Forecast
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
886 FZUS53 KLOT 072123 NSHLOT Nearshore Marine Forecast National Weather Service Chicago/Romeoville IL 423 PM CDT Tue May 7 2024 For waters within five nautical miles of shore on Lake Michigan Waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered. LMZ740>742-080315- Winthrop Harbor to Wilmette Harbor IL- Wilmette Harbor to Northerly Island IL- Northerly Island to Calumet Harbor IL- 423 PM CDT Tue May 7 2024 ...TORNADO WATCH 195 IN EFFECT UNTIL 8 PM CDT THIS EVENING... .LATE THIS AFTERNOON...Southwest winds 10 to 20 kt. Scattered showers and thunderstorms early. Waves 2 to 4 ft. .TONIGHT...Southwest winds 10 to 20 kt becoming west 10 to 15 kt. Isolated showers and thunderstorms in the early evening. Waves 1 to 3 ft. .WEDNESDAY...Southwest winds 5 to 10 kt becoming east 10 to 15 kt in the afternoon. Chance of showers in the afternoon. Waves 1 to 2 ft. .WEDNESDAY NIGHT...Northeast winds 15 to 25 kt. Showers likely and slight chance of thunderstorms in the evening, then showers likely and a chance of thunderstorms overnight. Waves 2 to 4 ft building to 3 to 5 ft. .THURSDAY...North winds 15 to 25 kt increasing to 30 kt. Showers likely in the morning, then chance of showers in the afternoon. Waves building to 4 to 7 ft occasionally to 9 ft. $$ LMZ743>745-080315- Calumet Harbor IL to Gary IN-Gary to Burns Harbor IN- Burns Harbor to Michigan City IN- 423 PM CDT Tue May 7 2024 ...TORNADO WATCH 195 IN EFFECT UNTIL 8 PM CDT THIS EVENING... .LATE THIS AFTERNOON...Southwest winds 15 to 20 kt. Scattered showers and thunderstorms. Waves 1 to 2 ft. .TONIGHT...Southwest winds 10 to 20 kt. Partly cloudy. Waves 1 to 2 ft. .WEDNESDAY...Southwest winds 5 to 10 kt becoming northeast 10 to 15 kt in the afternoon. Slight chance of showers in the late afternoon. Waves around 1 ft. .WEDNESDAY NIGHT...Northeast winds 10 to 20 kt. Showers likely and slight chance of thunderstorms in the evening, then showers likely and a chance of thunderstorms overnight. Waves 1 to 3 ft. .THURSDAY...North winds 15 to 25 kt. Showers likely in the morning, then chance of showers in the afternoon. Waves 2 to 4 ft building to 4 to 6 ft occasionally to 8 ft. $$ RC