Calumet, IL - LMZ743 - 8/21/2026 9:45 AM
Calumet Harbor to Gary IN
REST OF TODAY
Southwest winds 10 to 15 kt becoming south late. Slight chance of showers late in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 to 2 ft.
TONIGHT
Southwest winds 10 to 15 kt becoming west overnight. Chance of showers and thunderstorms, mainly in the evening. Waves 1 to 3 ft.
SATURDAY
Northwest winds 15 to 20 kt becoming north in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves 1 to 3 ft building to 2 to 4 ft.
SATURDAY NIGHT
North winds 10 to 20 kt. Slight chance of showers and thunderstorms in the evening. Waves 2 to 4 ft building to 3 to 5 ft.