Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 251958
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
358 PM EDT SUN SEP 25 2016

...STRONG STORM TO AFFECT THE GREAT LAKES THROUGH TUESDAY...

.SMALL CRAFT ADVISORIES REMAIN IN EFFECT FROM TONIGHT INTO TUESDAY
EVENING AS SOUTHEAST FLOW INCREASES IN ADVANCE OF APPROACHING COLD
FRONT AND LEADS TO STEADILY BUILDING WAVES INTO TONIGHT WITH STRONG
SOUTHWEST FLOW THEN BECOMING ESTABLISHED IN THE WAKE OF THIS FRONT
FROM MONDAY INTO TUESDAY.

AVERAGE WIND GUSTS OVER THE OPEN WATERS OF LAKE HURON WILL TOP
OUT AROUND 30 TO 32 KNOTS, BOTH IN SOUTHEAST FLOW OVER LAKE HURON
TONIGHT AND WEST TO SOUTHWEST FLOW FROM MONDAY INTO TUESDAY.

A LARGE UPPER LEVEL LOW PRESSURE SYSTEM WILL GRADUALLY BUILD INTO
THE CENTRAL GREAT LAKES IN THE WAKE OF THE VIGOROUS COLD FRONT.
THIS WILL HELP TO DIMINISH THE WINDS FOR TUESDAY NIGHT AND
WEDNESDAY.

LCZ460-LEZ444-260800-
/O.EXB.KDTX.SC.Y.0054.160926T1800Z-160928T0200Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
358 PM EDT SUN SEP 25 2016

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM MONDAY TO 10 PM EDT
TUESDAY...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT FROM 2 PM MONDAY TO
10 PM EDT TUESDAY.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 18 KNOTS FROM THE WEST WITH GUSTS UP TO
  25 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 3
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 4 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 8 PM EDT MONDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 11 PM EDT MONDAY.

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.

&&

$$

LHZ421-422-441>443-260800-
/O.CON.KDTX.SC.Y.0054.160926T0200Z-160928T0200Z/
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-
358 PM EDT SUN SEP 25 2016

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING
TO 10 PM EDT TUESDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 26 KNOTS FROM THE SOUTHWEST WITH GUSTS
  UP TO 33 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL
  BE 7 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 10 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 12 AM EDT
  TUESDAY WITH THE LARGEST WAVES EXPECTED AROUND 5 AM EDT
  MONDAY.

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.

&&

$$

RBP


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