Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 180800
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 AM EDT THU SEP 18 2014

...FRESH NORTHERLY FLOW IN PLACE OVER LAKE HURON...

.WINDS HAVE RESPONDED UNIFORMLY OUT OF THE NORTH NORTHEAST IN THE
WAKE OF A COLD FRONT THAT ROCKETED SOUTHWARD THROUGH SOUTHEASTERN
MICHIGAN LAST NIGHT. SUSTAINED WINDS OF 15 TO 20 KNOTS HAVE BEEN
COMMONPLACE. SMALL CRAFT ADVISORIES REMAIN IN EFFECT THIS MORNING
FOR THE NEARSHORE WATERS OF LAKE HURON INCLUDING SAGINAW BAY.
SURFACE HIGH PRESSURE WILL CAUSE WINDS TO BECOME CALM TONIGHT WHILE
ALLOWING WAVES TO SUBSIDE. THE LULL WILL BE FAIRLY SHORTLIVED AS
SOUTHWESTERLY FLOW WILL INCREASE FRIDAY NIGHT. THIS WILL BE A GOOD
SOUTHWEST FLOW EPISODE WITH WAVE HEIGHTS OUT OVER CENTRAL LAKE HURON
EXPECTED TO RISE INTO THE 4 TO 6 FOOT RANGE. SMALL CRAFT ADVISORIES
MAY BE NEEDED FOR SAGINAW BAY FRIDAY NIGHT. SOUTHWESTERLY FLOW IS
THEN EXPECTED TO PERSIST SATURDAY AHEAD OF AN APPROACHING COLD FRONT.

LHZ421-422-441>443-181400-
/O.CON.KDTX.SC.Y.0026.000000T0000Z-140918T1400Z/
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-
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
400 AM EDT THU SEP 18 2014

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM EDT THIS
MORNING...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 20 KNOTS FROM THE NORTH WITH GUSTS UP
  TO 23 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 3 AM EDT
  THURSDAY WITH THE LARGEST WAVES EXPECTED AROUND 3 AM EDT
  THURSDAY.

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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