Marine Weather Message
Issued by NWS Gaylord, MI

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5
632
WHUS73 KAPX 010726
MWWAPX

URGENT - MARINE WEATHER MESSAGE
National Weather Service Gaylord MI
326 AM EDT Tue Sep 1 2026

LSZ321-322-011530-
/O.NEW.KAPX.MF.Y.0003.260901T0726Z-260901T1800Z/
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
St. Marys River Point Iroquois to E. Potagannissing Bay-
326 AM EDT Tue Sep 1 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

* WHAT...Dense fog will reduce visibility to 1 NM or less.

* WHERE...Whitefish Bay (U. S. Portion)/Whitefish Point to Point
  Iroquois MI and St. Marys River Point Iroquois to E.
  Potagannissing Bay.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Areas of 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.

&&

$$

LHZ345-LMZ341-342-011530-
/O.NEW.KAPX.MF.Y.0003.260901T0726Z-260901T1800Z/
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-Seul Choix Point to 5NM West of Mackinac Bridge-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
326 AM EDT Tue Sep 1 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

* WHAT...Dense fog will reduce visibility to 1 NM or less.

* WHERE...In Lake Huron, Straits of Mackinac within 5 nm of
  Mackinac Bridge including Mackinac Island. In Lake Michigan,
  Seul Choix Point to 5NM West of Mackinac Bridge and Norwood MI
  to 5NM West of Mackinac Bridge including Little Traverse Bay.

* WHEN...Until 2 PM EDT this afternoon.

* IMPACTS...Areas of 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.

&&

$$

LHZ346-347-011530-
/O.NEW.KAPX.MF.Y.0003.260901T0726Z-260901T1800Z/
St Ignace to False Detour Channel-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
326 AM EDT Tue Sep 1 2026

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

* WHAT...Dense fog will reduce visibility to 1 NM or less.

* WHERE...St Ignace to False Detour Channel and 5NM East of
  Mackinac Bridge to Presque Isle Light MI including Bois Blanc
  Island.

* WHEN...Until 2 PM EDT this afternoon.

* 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.

&&

$$

FEF