Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 300751
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
351 AM EDT THU OCT 30 2014

...NORTHERLY GALES LIKELY OVER LAKE HURON ON FRIDAY...

.A RIDGE OF HIGH PRESSURE WILL MAINTAIN FAIRLY LIGHT WINDS AND LOW
WAVES TODAY. A STRONG LOW PRESSURE SYSTEM AND ARCTIC FRONT REMAINS
ON TRACK TO SWING INTO THE CENTRAL GREAT LAKES LATE TONIGHT.
NORTHERLY WINDS WILL BECOME STRONG BEHIND THE FRONT
FRIDAY AND FRIDAY NIGHT...WITH GUSTS LIKELY REACHING GALE FORCE OVER
MUCH OF LAKE HURON. THE STRONG PERSISTENT NORTHERLY WINDS
WILL ALLOW WAVE HEIGHTS TO BUILD IN EXCESS OF 10 FEET OVER
SOUTHERN LAKE HURON. WINDS WILL GRADUALLY DIMINISH ON SATURDAY AS
THE LOW MOVES EAST AND HIGH PRESSURE BUILDS INTO THE
AREA. HOWEVER...THE WAVES WILL BE SLOWER TO DECREASE...AND WILL
LIKELY NOT DROP BELOW 4 FEET UNTIL SATURDAY NIGHT.

LHZ361-302000-
/O.EXB.KDTX.GL.A.0016.141031T1200Z-141031T2200Z/
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
351 AM EDT THU OCT 30 2014

...GALE WATCH IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A GALE
WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH FRIDAY
AFTERNOON.

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 29 KNOTS FROM THE NORTH WITH GUSTS UP TO 38 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 10 AM FRIDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 12 PM FRIDAY.

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.

&&

$$

LHZ362-363-462-302000-
/O.CON.KDTX.GL.A.0016.141031T1200Z-141101T1200Z/
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
351 AM EDT THU OCT 30 2014

...GALE WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY MORNING...

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 36 KNOTS FROM THE NORTH WITH GUSTS UP TO 44 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 12 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 17 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM FRIDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 2 AM SATURDAY.

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.

&&

$$

LHZ421-422-441-302000-
/O.CON.KDTX.GL.A.0016.141031T1200Z-141101T1200Z/
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-
351 AM EDT THU OCT 30 2014

...GALE WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH
SATURDAY MORNING...

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 36 KNOTS FROM THE NORTH WITH GUSTS UP TO 41 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 12 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 17 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM FRIDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 2 AM SATURDAY.

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.

&&

$$

LHZ463-464-302000-
/O.CON.KDTX.GL.A.0016.141031T2000Z-141101T1400Z/
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 AM EDT THU OCT 30 2014

...GALE WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH
SATURDAY MORNING...

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 36 KNOTS FROM THE NORTH WITH GUSTS UP TO 37 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 12 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 17 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 7 PM FRIDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 2 AM SATURDAY.

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.

&&

$$

LHZ442-443-302000-
/O.CON.KDTX.GL.A.0016.141031T2000Z-141101T1400Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
351 AM EDT THU OCT 30 2014

...GALE WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON THROUGH
SATURDAY MORNING...

* WIND AND WAVES: DURING THE GALE WATCH...EXPECT SUSTAINED WINDS
  UP TO 35 KNOTS FROM THE NORTH WITH GUSTS UP TO 38 KNOTS. THE
  LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 11 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 16 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 6 PM FRIDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 2 AM SATURDAY.

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.

&&

$$

SF



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