Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

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WHUS73 KDTX 300806
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
406 AM EDT MON MAR 30 2015

...GALES PERSISTING OVER NORTHERN LAKE HURON...

.A GALE WARNING REMAINS IN EFFECT FOR NORTHERN LAKE HURON TODAY AS
NORTHWESTERLY FLOW WILL ALLOW COLDER AIR TO SPREAD ACROSS THE
NORTHERN LAKES. UNSTABLE CONDITIONS ARE EXPECTED TO SUPPORT
WINDSPEEDS IN THE 35 TO 40 KNOT RANGE. A DYNAMIC...FAST MOVING LOW
PRESSURE SYSTEM WILL THEN TRACK ACROSS LAKE MICHIGAN AND THE
SOUTHERN PENINSULA TONIGHT. SURFACE WIND TRAJECTORIES ARE EXPECTED
TO DEVELOP AND STRENGTHEN OUT OF THE NORTHEAST TOWARDS DAYBREAK ON
TUESDAY. WINDSPEEDS ARE FORECASTED TO REACH 30S KNOTS ACROSS THE
SOUTHERN BASIN OF LAKE HURON BY MIDDAY. SMALL CRAFT ADVISORIES FOR
THE NEARSHORE WATERS WILL LIKELY BE NEEDED.

LHZ361-362-302000-
/O.CON.KDTX.GL.W.0013.000000T0000Z-150330T2200Z/
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-
406 AM EDT MON MAR 30 2015

...GALE WARNING REMAINS IN EFFECT UNTIL 6 PM EDT THIS EVENING...

* WIND AND WAVES: DURING THE GALE WARNING...EXPECT SUSTAINED
  WINDS UP TO 31 KNOTS FROM THE NORTHWEST WITH GUSTS UP TO 39
  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 9 AM MONDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 9 AM MONDAY.

REFER TO THE LATEST MARINE FORECASTS FOR GREATER DETAIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

&&

$$

LHZ421-441-302000-
/O.NEW.KDTX.SC.Y.0080.150330T0806Z-150330T2000Z/
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-PORT AUSTIN TO HARBOR BEACH MI-
406 AM EDT MON MAR 30 2015

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
SMALL CRAFT ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON.

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 23 KNOTS FROM THE WEST WITH GUSTS UP TO
  29 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 4 AM MONDAY WITH
  THE LARGEST WAVES EXPECTED AROUND 10 AM 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.

&&

$$

CB



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