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Severe weather warning for US waters: Special Marine Warning, Saxon Harbor WI to Black River MI
Official warning from NWS Marquette MI for 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 …. Valid from 29 Oct 2026, 00:13 to 29 Oct 2026, 01:00 UTC.
Severe NAMMERT Assekuradeur GmbH
According to the issuing service, this warning has since expired.
An official warning as it stood when published, not updated afterwards.
- Area
- 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 inc
- Warning
- Special Marine Warning
- Level
- Severe
- Valid from
- 29 Oct 2026, 00:13 UTC
- Valid until
- 29 Oct 2026, 01:00 UTC
- Region
- US waters
- Issued by
- NWS Marquette MI
What matters now
What to do now is on the weather warnings page: What matters now