Marine Weather Message
Issued by NWS Milwaukee/Sullivan, WI

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760
WHUS73 KMKX 200224
MWWMKX

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
924 PM CDT WED APR 19 2017

...INCREASING WINDS TONIGHT AND THURSDAY...

.A STRONG LOW PRESSURE SYSTEM WILL TRACK FROM IOWA TONIGHT TO
CENTRAL LAKE MICHIGAN THURSDAY MORNING. A WARM FRONT WILL LIFT
NORTH LATER TONIGHT...BEFORE A COLD FRONT EXTENDING SOUTH FROM
THE LOW SWEEPS ACROSS THE AREA FROM THE WEST LATE TONIGHT INTO
EARLY THURSDAY MORNING.

SHOWERS AND THUNDERSTORMS WILL DEVELOP MOVE EAST THROUGH THE AREA
MAINLY AFTER MIDNIGHT TONIGHT...WITH THE COLD FRONT. IN THE WAKE
OF THE FRONT...STRONG WESTERLY WINDS WILL DEVELOP AND LINGER
THROUGH THURSDAY NIGHT...BEFORE WEAKENING. DUE TO THE OFFSHORE
TRAJECTORY OF THE WINDS...THE HIGHEST WAVES THURSDAY WILL BE OUT
TOWARD OPEN WATER.

LMZ645-646-201030-
/O.CON.KMKX.SC.Y.0043.170420T0800Z-170421T0900Z/
NORTH POINT LIGHT TO WIND POINT WI-
WIND POINT WI TO WINTHROP HARBOR IL-
924 PM CDT WED APR 19 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM THURSDAY TO
4 AM CDT FRIDAY...

* WINDS: NORTHEAST TO EAST WINDS 10 TO 20 KNOTS LATE THIS
  EVENING...VEERING SOUTHEAST TO SOUTH AND INCREASING TO 15 TO 25
  KNOTS AFTER MIDNIGHT. SOUTHWEST WINDS VEERING WEST THURSDAY
  MORNING...WITH GUSTS TO 30 KNOTS BY THURSDAY AFTERNOON.

* WAVES: BUILDING TO 3 TO 4 FEET TONIGHT INTO THURSDAY. WAVES
  SUBSIDING THURSDAY NIGHT INTO FRIDAY.

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.

&&

$$

LMZ643-644-201030-
/O.CON.KMKX.SC.Y.0043.170420T0300Z-170421T0900Z/
SHEBOYGAN TO PORT WASHINGTON WI-
PORT WASHINGTON TO NORTH POINT LIGHT WI-
924 PM CDT WED APR 19 2017

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT FRIDAY...

* WINDS: NORTHEAST TO EAST 10 TO 20 KNOTS LATE THIS EVENING...THEN
  VEERING SOUTHEAST 15 TO 25 KNOTS AFTER MIDNIGHT. SOUTH TO
  SOUTHWEST WINDS THURSDAY MORNING VEERING WEST...WITH GUSTS TO 30
  KNOTS THURSDAY AFTERNOON.

* WAVES: BUILDING TO 2 TO 4 FEET TONIGHT INTO THURSDAY...BEFORE
  SUBSIDING THURSDAY NIGHT INTO FRIDAY.

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.

&&

$$
WOOD
WWW.WEATHER.GOV/MKX



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