Lexington, Massachusetts, USA
Issued by the National Weather Service - Marquette, MI
Areas Affected: Saxon Harbor WI to Black River MI; Black River To Ontonagon MI; Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park
Urgency: Expected
Severity: Severe
Certainty: Likely
Alert Sent: Sunday 3:56pm EST
Alert Effective: Sunday 3:56pm EST
Alert Expires: Monday 4:00am EST (expect updated alert by this time)
Event Onset: Sunday 3:56pm EST
Event Ends: Monday 1:00pm EST
Issued by: NWS Marquette MI
...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 1 PM EST /NOON CST/ MONDAY... * WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Saxon Harbor WI to Black River MI, Black River to Ontonagon MI and Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park. * WHEN...Until 1 PM EST /noon CST/ Monday. * 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.
Mariners should prepare for dangerous accumulation of ice on their vessel. If possible, remain in port, avoid the warning area or conduct mitigation.
ID: urn:oid:2.49.0.1.840.0.1cefd5b6cec221092d4316e7a8f8ba60062d7490.008.1 Codes: LSZ240, LSZ241, LSZ263 Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.1cefd5b6cec221092d4316e7a8f8ba60062d7490.008.1