881  
WHUS73 KDTX 221939  
MWWDTX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
339 PM EDT SAT MAR 22 2025  
 
LHZ422-230745-  
/O.EXP.KDTX.SC.Y.0021.000000T0000Z-250322T2000Z/  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
339 PM EDT SAT MAR 22 2025  
 
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...   
..SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON
 
 
* WHAT...EXPECT SUSTAINED WINDS UP TO 27 KNOTS FROM THE  
SOUTHWEST WITH GUSTS UP TO 36 KNOTS. THE LARGEST SIGNIFICANT  
WAVES WILL BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5  
FEET.  
 
* WHERE...INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI.  
 
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT MONDAY  
WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LCZ460-LEZ444-222045-  
/O.EXP.KDTX.SC.Y.0022.000000T0000Z-250322T2000Z/  
LAKE ST CLAIR-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
339 PM EDT SAT MAR 22 2025  
   
..SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON
 
 
WINDS DIMINISH THROUGH THE EVENING.  
 

 
 
LHZ421-230745-  
/O.CON.KDTX.SC.Y.0021.000000T0000Z-250323T0200Z/  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
339 PM EDT SAT MAR 22 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS  
EVENING...  
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...DURING THE SMALL CRAFT ADVISORY, EXPECT SUSTAINED WINDS  
UP TO 14 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 20 KNOTS.  
THE LARGEST SIGNIFICANT WAVES WILL BE 4 FEET WITH A POTENTIAL  
MAXIMUM WAVE HEIGHT OF 5 FEET. DURING THE GALE WATCH, EXPECT  
SUSTAINED WINDS UP TO 26 KNOTS FROM THE SOUTHWEST WITH GUSTS  
UP TO 36 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL BE 6 FEET  
WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET.  
 
* WHERE...OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO  
INNER SAGINAW BAY.  
 
* WHEN...DURING THE SMALL CRAFT ADVISORY, THE MAXIMUM WINDS ARE  
EXPECTED AROUND 3 PM EDT SATURDAY WITH THE LARGEST WAVES  
EXPECTED AROUND 3 PM EDT SATURDAY. DURING THE GALE WATCH, THE  
MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT MONDAY WITH THE  
LARGEST WAVES EXPECTED AROUND 10 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LHZ441-230745-  
/O.CON.KDTX.SC.Y.0022.000000T0000Z-250323T0200Z/  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
PORT AUSTIN TO HARBOR BEACH MI-  
339 PM EDT SAT MAR 22 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS  
EVENING...  
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...DURING THE SMALL CRAFT ADVISORY, EXPECT SUSTAINED WINDS  
UP TO 17 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 22 KNOTS.  
THE LARGEST SIGNIFICANT WAVES WILL BE 7 FEET WITH A POTENTIAL  
MAXIMUM WAVE HEIGHT OF 10 FEET. DURING THE GALE WATCH, EXPECT  
SUSTAINED WINDS UP TO 22 KNOTS FROM THE SOUTHWEST WITH GUSTS  
UP TO 35 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL BE 6 FEET  
WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET.  
 
* WHERE...PORT AUSTIN TO HARBOR BEACH MI.  
 
* WHEN...DURING THE SMALL CRAFT ADVISORY, THE MAXIMUM WINDS ARE  
EXPECTED AROUND 3 PM EDT SATURDAY WITH THE LARGEST WAVES  
EXPECTED AROUND 3 PM EDT SATURDAY. DURING THE GALE WATCH, THE  
MAXIMUM WINDS ARE EXPECTED AROUND 11 AM EDT MONDAY WITH THE  
LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LHZ442-230745-  
/O.CON.KDTX.SC.Y.0022.000000T0000Z-250323T0200Z/  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
HARBOR BEACH TO PORT SANILAC MI-  
339 PM EDT SAT MAR 22 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS  
EVENING...  
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...DURING THE SMALL CRAFT ADVISORY, EXPECT SUSTAINED WINDS  
UP TO 18 KNOTS FROM THE NORTH WITH GUSTS UP TO 22 KNOTS. THE  
LARGEST SIGNIFICANT WAVES WILL BE 6 FEET WITH A POTENTIAL  
MAXIMUM WAVE HEIGHT OF 8 FEET. DURING THE GALE WATCH, EXPECT  
SUSTAINED WINDS UP TO 21 KNOTS FROM THE SOUTHWEST WITH GUSTS  
UP TO 34 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL BE 5 FEET  
WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.  
 
* WHERE...HARBOR BEACH TO PORT SANILAC MI.  
 
* WHEN...DURING THE SMALL CRAFT ADVISORY, THE MAXIMUM WINDS ARE  
EXPECTED AROUND 3 PM EDT SATURDAY WITH THE LARGEST WAVES  
EXPECTED AROUND 3 PM EDT SATURDAY. DURING THE GALE WATCH, THE  
MAXIMUM WINDS ARE EXPECTED AROUND 11 AM EDT MONDAY WITH THE  
LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LHZ443-230745-  
/O.CON.KDTX.SC.Y.0022.000000T0000Z-250323T0200Z/  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
PORT SANILAC TO PORT HURON MI-  
339 PM EDT SAT MAR 22 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS  
EVENING...  
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...DURING THE SMALL CRAFT ADVISORY, EXPECT SUSTAINED WINDS  
UP TO 17 KNOTS FROM THE NORTH WITH GUSTS UP TO 21 KNOTS. THE  
LARGEST SIGNIFICANT WAVES WILL BE 5 FEET WITH A POTENTIAL  
MAXIMUM WAVE HEIGHT OF 7 FEET. DURING THE GALE WATCH, EXPECT  
SUSTAINED WINDS UP TO 21 KNOTS FROM THE SOUTHWEST WITH GUSTS  
UP TO 34 KNOTS. THE LARGEST SIGNIFICANT WAVES WILL BE 3 FEET  
WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4 FEET.  
 
* WHERE...PORT SANILAC TO PORT HURON MI.  
 
* WHEN...DURING THE SMALL CRAFT ADVISORY, THE MAXIMUM WINDS ARE  
EXPECTED AROUND 3 PM EDT SATURDAY WITH THE LARGEST WAVES  
EXPECTED AROUND 3 PM EDT SATURDAY. DURING THE GALE WATCH, THE  
MAXIMUM WINDS ARE EXPECTED AROUND 10 AM EDT MONDAY WITH THE  
LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LHZ363-462-230745-  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF  
SHORE-  
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-  
339 PM EDT SAT MAR 22 2025  
 
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...EXPECT SUSTAINED WINDS UP TO 24 KNOTS FROM THE  
SOUTHWEST WITH GUSTS UP TO 35 KNOTS. THE LARGEST SIGNIFICANT  
WAVES WILL BE 8 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF  
11 FEET.  
 
* WHERE...LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND  
5NM OFF SHORE AND LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH  
BEYOND 5NM OFF SHORE.  
 
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT MONDAY  
WITH THE LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LHZ463-464-230745-  
/O.NEW.KDTX.GL.A.0010.250324T0600Z-250325T0000Z/  
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-  
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-  
339 PM EDT SAT MAR 22 2025  
 
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY  
EVENING...  
 
* WHAT...EXPECT SUSTAINED WINDS UP TO 24 KNOTS FROM THE  
SOUTHWEST WITH GUSTS UP TO 34 KNOTS. THE LARGEST SIGNIFICANT  
WAVES WILL BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8  
FEET.  
 
* WHERE...LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND  
5NM OFF SHORE AND LAKE HURON FROM PORT SANILAC TO PORT HURON  
BEYOND 5NM OFF SHORE.  
 
* WHEN...THE MAXIMUM WINDS ARE EXPECTED AROUND 8 AM EDT MONDAY  
WITH THE LARGEST WAVES EXPECTED AROUND 2 AM EDT MONDAY.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
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