WHUS73 KMQT 141955
MWWMQT

URGENT - MARINE WEATHER MESSAGE
National Weather Service Marquette MI
355 PM EDT Tue Apr 14 2026

LSZ162-240>251-263-264-150800-
/O.NEW.KMQT.MF.Y.0006.260415T0300Z-260415T1500Z/
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-Huron Islands to Marquette MI-
Marquette to Munising MI-Munising to Grand Marais MI-
Grand Marais to Whitefish Point 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-
Lake Superior from Upper Entrance to Portage Canal to Manitou
Island MI 5NM off shore to the US/Canadian Border-
355 PM EDT Tue Apr 14 2026 /255 PM CDT Tue Apr 14 2026/

...DENSE FOG ADVISORY IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS
EVENING TO 11 AM EDT /10 AM CDT/ WEDNESDAY...

* WHAT...Dense fog will reduce visibility to less than one
  nautical mile.

* WHERE...Portions of Central, Eastern and Western Lake Superior.

* WHEN...From 11 PM EDT /10 PM CDT/ this evening to 11 AM EDT
  /10 AM CDT/ Wednesday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$

LSZ265>267-150800-
/O.EXT.KMQT.MF.Y.0005.000000T0000Z-260415T1500Z/
Lake Superior West of Line from Manitou Island to Marquette MI
Beyond 5NM from shore-
Lake Superior East of a line from Manitou Island to Marquette MI
and West of a line from Grand Marais MI to the US/Canadian Border
Beyond 5NM from shore-
Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off
shore to the US/Canadian border-
355 PM EDT Tue Apr 14 2026

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 11 AM EDT WEDNESDAY...

* WHAT...Dense fog will reduce visibility to less than one
  nautical mile.

* WHERE...Lake Superior West of Line from Manitou Island to
  Marquette MI Beyond 5NM from shore, Lake Superior East of a
  line from Manitou Island to Marquette MI and West of a line
  from Grand Marais MI to the US/Canadian Border Beyond 5NM from
  shore and Lake Superior from Grand Marais MI to Whitefish
  Point MI 5NM off shore to the US/Canadian border.

* WHEN...Until 11 AM EDT Wednesday.

* IMPACTS...Low visibility will make navigation difficult.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must navigate, proceed with caution. Use proper fog
signals. Make sure all running lights are on. Remember to use
your radar and compass.

&&

$$