NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
 Gale Warning
   LSZ147-202215-  Sand Island to Bayfield WI-  1006 AM CDT Tue May 20 2025    GALE WARNING IN EFFECT THROUGH LATE TONIGHT    REST OF TODAY  East wind up to 30 knots with gales to around  40 knots becoming northeast gales to 35 knots with gales to  around 45 knots in the afternoon. Slight chance of rain showers  late. Waves 6 to 9 feet building to 9 to 14 feet in the  afternoon. Waves occasionally to 18 feet.  TONIGHT  Northeast gales to 35 knots with gales to around  45 knots easing to 20 to 25 knots with gales to around 35 knots  in the late evening and overnight. Slight chance of rain showers.  Waves 9 to 14 feet subsiding to 5 to 8 feet. Waves occasionally  to 18 feet.  WEDNESDAY  Northeast wind 20 to 25 knots. Gusts up to 30 knots  decreasing to 25 knots late in the afternoon. Slight chance of  rain showers in the morning. Waves 5 to 8 feet. Waves  occasionally to 11 feet. A small craft advisory may be needed.  WEDNESDAY NIGHT  Northeast wind 10 to 15 knots. Gusts up to  20 knots early in the evening then 20 knots after midnight.  Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet after  midnight. Waves occasionally to 7 feet. A small craft advisory  may be needed.    $$