305
WHUS73 KDTX 180143
MWWDTX
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
943 PM EDT THU APR 17 2025
LEZ444-181415-
/O.EXA.KDTX.SC.Y.0033.250418T1200Z-250419T0200Z/
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
943 PM EDT THU APR 17 2025
..SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM TO 10 PM EDT FRIDAY
* WHAT...EXPECT SUSTAINED WINDS UP TO 19 KNOTS FROM THE
SOUTHWEST WITH GUSTS UP TO 28 KNOTS. THE LARGEST SIGNIFICANT
WAVES WILL BE 3 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4
FEET.
* WHERE...MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO
NORTH CAPE MI.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 2 PM EDT FRIDAY
WITH THE LARGEST WAVES EXPECTED AROUND 8 AM EDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LHZ421-422-181415-
/O.CON.KDTX.SC.Y.0033.250418T0600Z-250418T2000Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
943 PM EDT THU APR 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 4 PM EDT
FRIDAY...
* WHAT...EXPECT SUSTAINED WINDS UP TO 23 KNOTS FROM THE SOUTH
WITH GUSTS UP TO 27 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL
BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET.
* WHERE...OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO
INNER SAGINAW BAY AND INNER SAGINAW BAY SW OF POINT AU GRES TO
BAY PORT MI.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT FRIDAY
WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LHZ441>443-181415-
/O.CON.KDTX.SC.Y.0033.250418T0600Z-250418T2000Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
943 PM EDT THU APR 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 2 AM TO 4 PM EDT
FRIDAY...
* WHAT...EXPECT SUSTAINED WINDS UP TO 21 KNOTS FROM THE SOUTH
WITH GUSTS UP TO 26 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL
BE 5 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.
* WHERE...PORT AUSTIN TO HARBOR BEACH MI, HARBOR BEACH TO PORT
SANILAC MI AND PORT SANILAC TO PORT HURON MI.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 7 AM EDT FRIDAY
WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
LCZ460-181415-
/O.CON.KDTX.SC.Y.0033.250418T1200Z-250419T0200Z/
LAKE ST CLAIR-
943 PM EDT THU APR 17 2025
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 8 AM TO 10 PM EDT
FRIDAY...
* WHAT...EXPECT SUSTAINED WINDS UP TO 20 KNOTS FROM THE
SOUTHWEST WITH GUSTS UP TO 30 KNOTS. THE LARGEST SIGNIFICANT
WAVES WILL BE 3 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4
FEET.
* WHERE...LAKE ST CLAIR.
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EDT FRIDAY
WITH THE LARGEST WAVES EXPECTED AROUND 12 PM EDT FRIDAY.
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.
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