Watches, Warnings & Advisories
3 products found for Marine Zone: LSZ147
Heavy Freezing Spray Warning
URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 209 AM CST Thu Jan 22 2026 LSZ145>147-222015- /O.CON.KDLH.SC.Y.0009.000000T0000Z-260123T2200Z/ /O.CON.KDLH.UP.W.0003.260122T2200Z-260123T1000Z/ Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI- 209 AM CST Thu Jan 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST FRIDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 AM CST FRIDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Duluth MN to Port Wing WI, Port Wing to Sand Island WI and Sand Island to Bayfield WI. * WHEN...For the Small Craft Advisory, until 4 PM CST Friday. For the Heavy Freezing Spray Warning, from 4 PM this afternoon to 4 AM CST Friday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Duluth MN 337 AM CST Thu Jan 22 2026 LSZ121-140>148-150-230945- Bayfield to Oak Point WI-Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN-Two Harbors to Duluth MN- Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI-Oak Point to Saxon Harbor WI- Outer Apostle Islands Beyond 5 NM from Mainland- 337 AM CST Thu Jan 22 2026 This Hazardous Weather Outlook is for portions of Lake Superior and the Nearshore waters of western Lake Superior. .DAY ONE...Today and Tonight Gusty northwest winds will continue to lead to hazardous conditions for small craft today and tonight. Elevated wave heights along the South Shore will also lead to heavy freezing spray for the Outer Apostle Islands today, expanding to include the Twin Ports to Apostle Islands starting late this afternoon. Small Craft Advisories and Heavy Freezing Spray Warnings are in effect. .DAYS TWO THROUGH SEVEN...Friday through Wednesday Gusty northwest winds and conditions hazardous to small craft persist into daytime Friday. Heavy freezing spray is also expected to persist into Friday morning for the Outer Apostle Islands. Small Craft Advisories and Heavy Freezing Spray Warnings are in effect. $$ Rothstein More information may be obtained at the following web address: http://www.weather.gov/duluth
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 209 AM CST Thu Jan 22 2026 LSZ145>147-222015- /O.CON.KDLH.SC.Y.0009.000000T0000Z-260123T2200Z/ /O.CON.KDLH.UP.W.0003.260122T2200Z-260123T1000Z/ Duluth MN to Port Wing WI-Port Wing to Sand Island WI- Sand Island to Bayfield WI- 209 AM CST Thu Jan 22 2026 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST FRIDAY... ...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 4 AM CST FRIDAY... * WHAT...For the Small Craft Advisory, northwest winds 15 to 25 kt with gusts up to 30 kt and waves 3 to 6 ft. For the Heavy Freezing Spray Warning, heavy freezing spray at a rate of 2 cm per hour or greater expected, and may rapidly accumulate on vessels. * WHERE...Duluth MN to Port Wing WI, Port Wing to Sand Island WI and Sand Island to Bayfield WI. * WHEN...For the Small Craft Advisory, until 4 PM CST Friday. For the Heavy Freezing Spray Warning, from 4 PM this afternoon to 4 AM CST Friday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation. Anyone operating a smaller vessel should avoid navigating in hazardous conditions. && $$