830  
WHUS73 KDTX 211858  
MWWDTX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
258 PM EDT TUE MAY 21 2019  
   
..HAZARDOUS BOATING CONDITIONS EXPECTED ON LAKE ERIE
 
 
.HIGH PRESSURE WILL BUILD OVER THE AREA PROVIDING LIGHT WINDS AND  
SUBDUED WAVES INTO THIS EVENING. EAST TO SOUTHEAST FLOW WILL  
INCREASE OVERNIGHT INTO WEDNESDAY AS THIS HIGH SHIFTS OFF TO THE  
EAST AND A WARM FRONT BEGINS TO ENCROACHES FROM THE SOUTH.  
HOWEVER, WIND GUSTS ARE GENERALLY EXPECTED TO STAY UNDER 25 KNOTS  
ALONG THE NEARSHORE WATERS, AND SMALL CRAFT ADVISORIES ARE NOT  
ANTICIPATED AT THIS TIME. WINDS BECOME SOUTH TO SOUTHWEST LATE  
WEDNESDAY NIGHT AHEAD OF A COLD FRONT WHICH PASSES THROUGH ON  
THURSDAY. GUSTS UP TO 25 KNOTS ARE POSSIBLE RIGHT ALONG THE  
SHORELINE AREAS OF THE NEARSHORE WATERS, BUT WITH LOW LEVEL  
STABILITY OVER THE OPEN WATERS WILL MAIN GUSTS GENERALLY UNDER  
20 KNOTS.  
 
LEZ444-220700-  
/O.NEW.KDTX.SC.Y.0030.190522T0800Z-190522T1600Z/  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
258 PM EDT TUE MAY 21 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM TO NOON EDT  
WEDNESDAY...  
 
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A  
SMALL CRAFT ADVISORY WHICH IS IN EFFECT FROM 4 AM TO NOON EDT  
WEDNESDAY.  
 
* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY, EXPECT  
SUSTAINED WINDS UP TO 19 KNOTS FROM THE EAST WITH GUSTS UP TO 26  
KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 4 FEET  
WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET.  
 
* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 AM EDT  
WEDNESDAY WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EDT  
WEDNESDAY.  
 
REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.  
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER  
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
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