National Weather Service

NWS Marine Forecast
NWS Homepage
  Cell Phone Weather/Marine Page URL:
  PDA Weather/Marine Page URL:

   LMZ740>742-181515-  Winthrop Harbor to Wilmette Harbor-  Wilmette Harbor to Northerly Island-  Northerly Island to Calumet Harbor-  300 AM CDT Sun Mar 18 2018    TODAY  West winds less than 10 kt becoming southwest late in  the morning, then becoming east 10 to 15 kt in the early  afternoon. Sunny. Waves 1 to 2 ft.  TONIGHT  East winds around 10 kt becoming northeast 10 to 15 kt  after midnight and increasing to 10 to 20 kt late. Mostly clear.  Waves 1 to 3 ft building to 2 to 4 ft overnight.  MONDAY  Northeast winds 15 to 25 kt increasing to 30 kt in the  afternoon. Partly sunny. Waves 3 to 6 ft occasionally to 8 ft  building to 4 to 7 ft occasionally to 9 ft. A small craft  advisory will be needed.  MONDAY NIGHT  Northeast winds to 30 kt. Partly cloudy. Waves 6  to 9 ft occasionally to 12 ft building to 7 to 10 ft occasionally  to 13 ft. A small craft advisory will be needed.    $$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
Page last modified: Mar 4, 2014
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE