Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 232051
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
351 PM EST FRI FEB 23 2018

...GALES SATURDAY NIGHT INTO SUNDAY..

.LIGHT SOUTHWEST FLOW THIS AFTERNOON WILL SHIFT TO THE NORTHWEST
TONIGHT AS LOW PRESSURE TRACKS THROUGH THE NORTHERN GREAT LAKES.
LIGHT AND VARIABLE WINDS TOMORROW AS HIGH PRESSURE MOVES OVERHEAD.
THE FLOW WILL BECOME EAST/SOUTHEASTERLY LATE SATURDAY AND INTO
SATURDAY NIGHT AHEAD OF DEVELOPING LOW PRESSURE ACROSS THE CENTRAL
PLAINS. THIS AREA OF LOW PRESSURE WILL RAPIDLY DEEPEN AS IT TRACKS
NORTHEAST ACROSS THE NORTHERN GREAT LAKES OVER THE SECOND HALF OF
THE WEEK, WITH GALES EXPECTED ACROSS LAKE HURON. LIGHTER SOUTHWEST
WINDS TO FOLLOW FOR MONDAY AND TUESDAY AS HIGH PRESSURE SLIDES
THROUGH SOUTHERN OHIO VALLEY.

LHZ361-362-240915-
/O.UPG.KDTX.GL.A.0008.180225T0600Z-180226T0000Z/
/O.NEW.KDTX.GL.W.0010.180225T0300Z-180226T0000Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
351 PM EST FRI FEB 23 2018

...GALE WARNING IN EFFECT FROM 10 PM SATURDAY TO 7 PM EST
SUNDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING WHICH IS IN EFFECT FROM 10 PM SATURDAY TO 7 PM EST
SUNDAY.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 36 KNOTS FROM THE EAST WITH GUSTS UP TO 42 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 4 AM EST SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EST SUNDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ421-422-441>443-240915-
/O.UPG.KDTX.GL.A.0008.180225T1400Z-180226T0000Z/
/O.NEW.KDTX.GL.W.0010.180225T1200Z-180226T0000Z/
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-
351 PM EST FRI FEB 23 2018

...GALE WARNING IN EFFECT FROM 7 AM TO 7 PM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING WHICH IS IN EFFECT FROM 7 AM TO 7 PM EST SUNDAY.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 32 KNOTS FROM THE SOUTHWEST WITH GUSTS UP TO 41
  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 11 AM EST SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EST SUNDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ363-462>464-240915-
/O.UPG.KDTX.GL.A.0008.180225T1400Z-180226T0000Z/
/O.NEW.KDTX.GL.W.0010.180225T1200Z-180226T0000Z/
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-
351 PM EST FRI FEB 23 2018

...GALE WARNING IN EFFECT FROM 7 AM TO 7 PM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WARNING WHICH IS IN EFFECT FROM 7 AM TO 7 PM EST SUNDAY.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 32 KNOTS FROM THE SOUTHWEST WITH GUSTS UP TO 39
  KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 9 FEET
  WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 13 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 11 AM EST SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EST SUNDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

JVC



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