Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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WHUS73 KDTX 270837
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
337 AM EST SAT DEC 27 2014

...NORTHWEST GUSTS TO WEAK GALES POSSIBLE TONIGHT...

.MODERATE SOUTHERLY WINDS TODAY WILL STRENGTHEN INTO THE EARLY
EVENING AS A LOW PRESSURE SYSTEM LIFTS THROUGH THE STRAITS.  THIS
WILL RESULT IN A BRIEF PERIOD OF GUSTS TO 30 KNOTS ACROSS CENTRAL
LAKE HURON.  WINDS SHIFT TO NORTHWESTERLY IN THE WAKE OF THIS SYSTEM
TONIGHT.  A PERIOD OF STRONGER WINDS WILL FAVOR NORTHERN PORTIONS OF
LAKE HURON.  THIS WILL BRING THE POTENTIAL FOR A BRIEF PERIOD OF
MARGINAL GUSTS TO GALES.  CONFIDENCE IN BOTH OCCURRANCE AND DURATION
STILL REMAIN ON THE LOWER SIDE...SUPPORTING A CONTINUATION OF THE
GALE WATCH ACROSS THIS CORRIDOR.  WINDS AND WAVES WILL THEN
GRADUALLY SUBSIDE SUNDAY INTO SUNDAY NIGHT.

LHZ421-441-272130-
/O.NEW.KDTX.SC.Y.0067.141227T2200Z-141228T0900Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
337 AM EST SAT DEC 27 2014

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM THIS AFTERNOON TO
4 AM EST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 5 PM THIS
AFTERNOON TO 4 AM EST SUNDAY.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 26 KNOTS FROM THE SOUTHWEST WITH GUSTS
  UP TO 32 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 7 PM SATURDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 8 PM SATURDAY.

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.

&&

$$

LHZ361-362-272130-
/O.CON.KDTX.GL.A.0030.141228T0000Z-141228T0900Z/
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-
337 AM EST SAT DEC 27 2014

...GALE WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH LATE
TONIGHT...

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 30 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 37 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 PM SATURDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 2 AM SUNDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WATCH IS ISSUED WHEN THE RISK OF GALE FORCE WINDS OF 34 TO
47 KNOTS HAS SIGNIFICANTLY INCREASED...BUT THE SPECIFIC TIMING
AND/OR LOCATION IS STILL UNCERTAIN. IT IS INTENDED TO PROVIDE
ADDITIONAL LEAD TIME FOR MARINERS WHO MAY WISH TO CONSIDER
ALTERING THEIR PLANS.

&&

$$

MR


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