Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 251513
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1013 AM EST SUN FEB 25 2018

...SOUTHWEST GALES TODAY DIMINISHING TONIGHT...

.RAPIDLY DEEPENING LOW PRESSURE TRACKING NORTHWEST OF THE REGION WILL
LEAD TO SOUTHWESTERLY GALE FORCE WINDS TODAY AND INTO EARLY
TONIGHT ACROSS LAKE HURON. HIGH PRESSURE BUILDING IN BEHIND THE
DEPARTING LOW PRESSURE SYSTEM WILL LEAD TO WINDS RAPIDLY
DIMINISHING LATE TONIGHT AND INTO MONDAY. LIGHT SOUTHWESTERLY FLOW
WILL CONTINUE TO PREVAIL INTO TUESDAY WITH HIGH PRESSURE PASSING
BY TO THE SOUTH.

LHZ361-362-260300-
/O.CON.KDTX.GL.W.0010.000000T0000Z-180226T0300Z/
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-
1013 AM EST SUN FEB 25 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 30 KNOTS FROM THE SOUTHWEST WITH GUSTS UP TO 40 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 14 FEET.

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

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>443-260300-
/O.CON.KDTX.GL.W.0010.000000T0000Z-180226T0300Z/
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-
1013 AM EST SUN FEB 25 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 30 KNOTS FROM THE SOUTHWEST WITH GUSTS UP TO 40 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 5 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 7 FEET IN ICE FREE AREAS.

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

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>464-260300-
/O.CON.KDTX.GL.W.0010.000000T0000Z-180226T0300Z/
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-
1013 AM EST SUN FEB 25 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 30 KNOTS FROM THE SOUTHWEST WITH GUSTS UP TO 40 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 10 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 14 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.

&&

$$

LCZ460-LEZ444-252100-
/O.CON.KDTX.GL.W.0010.000000T0000Z-180225T2100Z/
LAKE ST CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
1013 AM EST SUN FEB 25 2018

...GALE WARNING REMAINS IN EFFECT UNTIL 4 PM EST THIS AFTERNOON...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 27 KNOTS FROM THE WEST WITH GUSTS UP TO 35 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 3 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET IN ICE FREE AREAS.

* TIMING: THE MAXIMUM WINDS AND WAVES ARE EXPECTED AROUND 11 AM
  TODAY.

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.

&&

$$

BT



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