Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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493
WHUS73 KDTX 131448
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
948 AM EST SAT FEB 13 2016

...HEAVY FREEZING SPRAY THROUGH THIS EVENING...

.WINDS HAVE SUBSIDED BELOW GALE FORCE THIS MORNING AS HIGH
PRESSURE BUILDS INTO THE CENTRAL GREAT LAKES. WINDS WILL THEN
BECOME LIGHT TONIGHT AS THE CENTER OF THE HIGH SETTLES OVER LOWER
MICHIGAN. WHILE WINDS WILL DECREASE...HIGH WAVES AND FRIGID
TEMPERATURES WILL CONTINUE THE THREAT FOR HEAVY FREEZING SPRAY
THROUGH THIS EVENING OVER THE SOUTHERN HALF OF THE LAKE. WINDS
WILL SHIFT TO THE SOUTH AND INCREASE ON SUNDAY AS THE HIGH EXITS
EAST...BUT GENERALLY TOPPING OUT AROUND 20 KNOTS....INTO MONDAY.

LHZ421-441>443-131600-
/O.EXP.KDTX.GL.W.0009.000000T0000Z-160213T1500Z/
/O.EXP.KDTX.UP.W.0003.000000T0000Z-160213T1500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
948 AM EST SAT FEB 13 2016

...GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING...
...HEAVY FREEZING SPRAY WARNING WILL EXPIRE AT 10 AM EST THIS
MORNING...

THE HEAVY FREEZING SPRAY WARNING WILL EXPIRE AT 10 AM EST THIS
MORNING.

* EXPECT HEAVY FREEZING SPRAY TO OCCUR UNTIL 10 AM EST THIS
  MORNING.

THE GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 23 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 28
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 5 FEET
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 AM EST
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EST
  SATURDAY.

$$

LHZ363-462>464-140300-
/O.EXP.KDTX.GL.W.0009.000000T0000Z-160213T1500Z/
/O.CON.KDTX.UP.W.0003.000000T0000Z-160214T0300Z/
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
948 AM EST SAT FEB 13 2016

...HEAVY FREEZING SPRAY WARNING REMAINS IN EFFECT UNTIL 10 PM EST
THIS EVENING...
...GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING...

THE GALE WARNING WILL EXPIRE AT 10 AM EST THIS MORNING.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 26 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 33
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 8 FEET
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 11 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 9 AM EST
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 9 AM EST
  SATURDAY.

* EXPECT HEAVY FREEZING SPRAY TO OCCUR UNTIL 10 PM EST THIS
  EVENING.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAVY FREEZING SPRAY WARNING MEANS HEAVY FREEZING SPRAY IS
EXPECTED TO RAPIDLY ACCUMULATE ON VESSELS. THESE CONDITIONS CAN
BE EXTREMELY HAZARDOUS TO NAVIGATION. IT IS RECOMMENDED THAT
MARINERS NOT TRAINED TO OPERATE IN THESE CONDITIONS OR VESSELS
NOT PROPERLY EQUIPPED TO DO SO...REMAIN IN PORT OR AVOID THE
WARING AREA.

&&

$$

DRK



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