Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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000
WHUS73 KDTX 211950
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
350 PM EDT SUN AUG 21 2016

...WINDS TO STEADILY DIMINISH INTO THIS EVENING...

.SURFACE RIDGE AXIS BUILDING INTO THE CENTRAL GREAT LAKES TONIGHT
WILL ALLOW WINDS TO BECOME LIGHT, UNDER 15 KNOTS. BASED ON CURRENT
OBSERVATIONS AND RELAXING PRESSURE GRADIENT, HAVE ALLOWED GALE
WARNING FOR NORTHERN LAKE HURON TO EXPIRE ON TIME.

RETURN SOUTHWEST FLOW AROUND DEPARTING HIGH PRESSURE WILL INCREASE
TO AROUND 20 KNOTS OVER CENTRAL LAKE HURON ON TUESDAY, INCLUDING
SAGINAW BAY. WINDS WILL DECREASE JUST A BIT ON WEDNESDAY AS COLD
FRONT TRACKS INTO THE REGION, LIKELY PRODUCING SHOWERS
AND THUNDERSTORMS BY WEDNESDAY NIGHT.

LHZ361-362-212100-
/O.EXP.KDTX.GL.W.0023.000000T0000Z-160821T2000Z/
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-
350 PM EDT SUN AUG 21 2016

...GALE WARNING WILL EXPIRE AT 4 PM EDT THIS AFTERNOON...

THE GALE WARNING WILL EXPIRE AT 4 PM EDT THIS AFTERNOON.

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED WINDS
  UP TO 20 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 30 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 3 PM EDT SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 3 PM EDT SUNDAY.

$$

LHZ442-443-212100-
/O.EXP.KDTX.SC.Y.0050.000000T0000Z-160821T2000Z/
HARBOR BEACH TO PORT SANILAC MI-PORT SANILAC TO PORT HURON MI-
350 PM EDT SUN AUG 21 2016

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON...

THE SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 14 KNOTS FROM THE WEST WITH GUSTS UP TO 20 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 2 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 2 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 PM EDT SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 3 PM EDT SUNDAY.

$$

LCZ460-LEZ444-212100-
/O.EXP.KDTX.SC.Y.0050.000000T0000Z-160821T2000Z/
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
350 PM EDT SUN AUG 21 2016

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON...

THE SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 14 KNOTS FROM THE WEST WITH GUSTS UP TO 20 KNOTS.
  THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 2 FEET WITH A
  POTENTIAL MAXIMUM WAVE HEIGHT OF 2 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 PM EDT SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 3 PM EDT SUNDAY.

$$

LHZ421-422-441-212100-
/O.EXP.KDTX.SC.Y.0050.000000T0000Z-160821T2000Z/
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-
350 PM EDT SUN AUG 21 2016

...SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON...

THE SMALL CRAFT ADVISORY WILL EXPIRE AT 4 PM EDT THIS AFTERNOON.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 15 KNOTS FROM THE NORTHWEST WITH GUSTS UP
  TO 20 KNOTS. THE LARGEST EXPECTED SIGNIFICANT WAVES WILL BE 2
  FEET WITH A POTENTIAL MAXIMUM WAVE HEIGHT OF 2 FEET.

* TIMING: THE MAXIMUM WINDS ARE EXPECTED AROUND 3 PM EDT SUNDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 3 PM EDT SUNDAY.

$$

DG



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