Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 251343
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
943 AM EDT SAT MAR 25 2017

...HAZARDOUS SMALL CRAFT CONDITIONS ON LAKE HURON...

.THE SLOW MOVING FRONTAL BOUNDARY HAS DROPPED SOUTH OF LAKE ERIE
OVERNIGHT BRINGING A WIND SHIFT TO THE NORTHEAST ACROSS ALL OF THE
EASTERN LAKES. WINDS WILL INCREASE THIS MORNING REACH 25 TO 30 KNOTS
ACROSS CENTRAL LAKE HURON WHICH WILL LEAD TO WAVES IN EXCESS OF 4
FEET IMPACTING THE NEARSHORE WATERS OVER THE NORTHERN THUMB REGION
DURING THE DAY. SMALL CRAFT ADVISORIES ARE IN EFFECT FOR SAGINAW BAY
AND A PORTION OF THE NEARSHORE WATERS THROUGH MOST OF THE TONIGHT
PERIOD. HIGH PRESSURE BUILDING ACROSS ONTARIO AND QUEBEC WITH A LOW
TRACKING INTO THE WESTERN OHIO VALLEY WILL THEN CAUSE THE WINDS TO
VEER MORE EASTERLY WHICH WILL TAKE THE HIGHER WINDS INTO NORTHERN
LAKE HURON FOR THE REST OF TONIGHT AND SUNDAY. THE WEAK LOW THEN
LOOKS TO SLOWLY PASS THROUGH LAKE HURON ON MONDAY, WITH GENERALLY
LIGHT WINDS RIGHT INTO TUESDAY, BUT FROM THE NORTH BEHIND THE LOW.

LHZ442-260000-
/O.EXB.KDTX.SC.Y.0023.000000T0000Z-170326T0000Z/
HARBOR BEACH TO PORT SANILAC MI-
943 AM EDT SAT MAR 25 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 8 PM EDT THIS
EVENING.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 17 KNOTS FROM THE NORTHEAST WITH GUSTS
  UP TO 19 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 EDT
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EDT
  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.

&&

$$

LHZ422-260200-
/O.CON.KDTX.SC.Y.0023.000000T0000Z-170326T0500Z/
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
943 AM EDT SAT MAR 25 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EDT SUNDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 25 KNOTS FROM THE NORTHEAST WITH GUSTS
  UP TO 27 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL
  BE 4 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 5 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EDT
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 2 PM EDT
  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.

&&

$$

LHZ421-441-260200-
/O.CON.KDTX.SC.Y.0023.000000T0000Z-170326T0500Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
943 AM EDT SAT MAR 25 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM EDT SUNDAY...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 24 KNOTS FROM THE NORTHEAST WITH GUSTS
  UP TO 27 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL
  BE 6 FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 8 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 1 PM EDT
  SATURDAY WITH THE LARGEST WAVES EXPECTED AROUND 1 PM EDT
  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.

&&

$$

MR



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