Marine Weather Message
Issued by NWS Detroit/Pontiac, MI

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14
000
WHUS73 KDTX 220804
MWWDTX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
404 AM EDT MON MAY 22 2017

...INCREASED WESTERLY WINDS TODAY...

.GRADIENT WILL STRENGTHEN TODAY IN RESPONSE TO LOW PRESSURE TRACKING
NORTH OF LAKE SUPERIOR.  THIS WILL BRING A CORRESPONDING INCREASE IN
SOUTHWEST WIND ACROSS LOCAL MARINE AREAS TODAY.  GUSTS TO 25 KNOTS
ARE FORECAST TO IMPACT MUCH OF THE NEARSHORE WATERS, INCLUDING
SAGINAW BAY.  A SMALL CRAFT ADVISORY IS NOW IN EFFECT.  WINDS WILL
EASE AFTER SUNSET, WITH A PERIOD OF MORE MODEST SOUTH TO SOUTHEAST
WIND DEVELOPING FOR TONIGHT AND TUESDAY.  CONDITIONS WILL BECOME
INCREASINGLY UNSETTLED DURING THE MIDWEEK PERIOD, AS LOW PRESSURE
SINKS INTO THE REGION.  THIS MAY RESULT IN A PERIOD OF STRONGER
EASTERLY WINDS ON WEDNESDAY.  IN ADDITION, THE POTENTIAL WILL EXIST
FOR BOUTS OF SHOWERS WITH SOME THUNDERSTORMS.

LHZ421-422-230000-
/O.CON.KDTX.SC.Y.0041.000000T0000Z-170523T0000Z/
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-
404 AM EDT MON MAY 22 2017

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

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 21 KNOTS FROM THE SOUTHWEST 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 10 AM EDT MONDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 11 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.

&&

$$

LHZ441>443-230000-
/O.CON.KDTX.SC.Y.0041.170522T1400Z-170523T0000Z/
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
404 AM EDT MON MAY 22 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING
TO 8 PM EDT THIS EVENING...

* WIND AND WAVES: DURING THE SMALL CRAFT ADVISORY...EXPECT
  SUSTAINED WINDS UP TO 19 KNOTS FROM THE SOUTHWEST WITH GUSTS
  UP TO 25 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 11 AM EDT MONDAY
  WITH THE LARGEST WAVES EXPECTED AROUND 12 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.

&&

$$

DRK



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.