795
WHUS73 KAPX 171554
MWWAPX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE GAYLORD MI
1154 AM EDT FRI JUL 17 2026
LSZ321-180000-
/O.CON.KAPX.MS.Y.0001.000000T0000Z-260718T0000Z/
/O.NEW.KAPX.SC.Y.0059.260718T0900Z-260719T0900Z/
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
1154 AM EDT FRI JUL 17 2026
...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM EDT
SUNDAY...
* WHAT...FOR THE DENSE SMOKE ADVISORY, DENSE SMOKE WILL REDUCE
VISIBILITY TO 1 TO 2 NM. FOR THE SMALL CRAFT ADVISORY, HIGHEST
GUSTS UP TO 30 KTS FROM THE NORTHWEST AND HIGHEST WAVES AROUND
5 FEET EXPECTED.
* WHERE...WHITEFISH BAY (U. S. PORTION)/WHITEFISH POINT TO POINT
IROQUOIS MI.
* WHEN...FOR THE DENSE SMOKE ADVISORY, UNTIL 8 PM EDT THIS
EVENING. FOR THE SMALL CRAFT ADVISORY, FROM 5 AM SATURDAY TO 5
AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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.
LHZ347-348-180000-
/O.CON.KAPX.MS.Y.0001.000000T0000Z-260718T0000Z/
/O.NEW.KAPX.SC.Y.0059.260718T0900Z-260719T0900Z/
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
1154 AM EDT FRI JUL 17 2026
...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM EDT
SUNDAY...
* WHAT...FOR THE DENSE SMOKE ADVISORY, DENSE SMOKE WILL REDUCE
VISIBILITY TO 2 TO 3 NM. FOR THE SMALL CRAFT ADVISORY, HIGHEST
GUSTS UP TO 30 KTS FROM THE NORTHWEST AND HIGHEST WAVES AROUND
6 FEET EXPECTED.
* WHERE...5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI
INCLUDING BOIS BLANC ISLAND AND PRESQUE ISLE LIGHT TO STURGEON
PT MI INCLUDING THUNDER BAY NATIONAL MARINE SANCTUARY.
* WHEN...FOR THE DENSE SMOKE ADVISORY, UNTIL 8 PM EDT THIS
EVENING. FOR THE SMALL CRAFT ADVISORY, FROM 5 AM SATURDAY TO 5
AM EDT SUNDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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.
LHZ345-346-349-LMZ323-341-342-344>346-LSZ322-180000-
/O.CON.KAPX.MS.Y.0001.000000T0000Z-260718T0000Z/
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-ST IGNACE TO FALSE DETOUR CHANNEL-
STURGEON PT TO ALABASTER MI-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
MANISTEE TO POINT BETSIE MI-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1154 AM EDT FRI JUL 17 2026
...DENSE SMOKE ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...
* WHAT...DENSE SMOKE WILL REDUCE VISIBILITY TO 2 TO 3 NM.
* WHERE...PORTIONS OF LAKE HURON, LAKE MICHIGAN AND LAKE
SUPERIOR.
* WHEN...UNTIL 8 PM EDT THIS EVENING.
* 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.
JPB
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