Watches, Warnings & Advisories
2 products found for Marine Zone: LSZ140
Heavy Freezing Spray Watch
URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 918 AM CST Sat Dec 27 2025 LSZ140-280330- /O.CAN.KDLH.GL.A.0025.251229T0000Z-251230T0300Z/ /O.NEW.KDLH.SR.A.0001.251229T0000Z-251230T0300Z/ /O.CON.KDLH.UP.A.0002.251229T0300Z-251230T0300Z/ Grand Portage to Grand Marais MN- 918 AM CST Sat Dec 27 2025 ...STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... ...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... ...GALE WATCH IS CANCELLED... * WHAT...For the Storm Watch, north winds 30 to 35 kt with gusts up to 50 kt and waves 5 to 8 ft possible. For the Heavy Freezing Spray Watch, heavy freezing spray at a rate of 2 cm per hour or greater possible, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From Sunday evening through Monday evening. * 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. Storm force winds and hazardous waves could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid or mitigate hazardous accumulation of ice on their vessel. Mariners should prepare to remain in port, alter course, and/or secure the vessel before the onset of severe conditions. && $$
Storm Watch
URGENT - MARINE WEATHER MESSAGE National Weather Service Duluth MN 918 AM CST Sat Dec 27 2025 LSZ140-280330- /O.CAN.KDLH.GL.A.0025.251229T0000Z-251230T0300Z/ /O.NEW.KDLH.SR.A.0001.251229T0000Z-251230T0300Z/ /O.CON.KDLH.UP.A.0002.251229T0300Z-251230T0300Z/ Grand Portage to Grand Marais MN- 918 AM CST Sat Dec 27 2025 ...STORM WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... ...HEAVY FREEZING SPRAY WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... ...GALE WATCH IS CANCELLED... * WHAT...For the Storm Watch, north winds 30 to 35 kt with gusts up to 50 kt and waves 5 to 8 ft possible. For the Heavy Freezing Spray Watch, heavy freezing spray at a rate of 2 cm per hour or greater possible, and may rapidly accumulate on vessels. * WHERE...Grand Portage to Grand Marais MN. * WHEN...From Sunday evening through Monday evening. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability. Storm force winds and hazardous waves could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should consider altering plans to avoid or mitigate hazardous accumulation of ice on their vessel. Mariners should prepare to remain in port, alter course, and/or secure the vessel before the onset of severe conditions. && $$