Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 170154
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
854 PM CDT SUN APR 16 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN.

WAVES ARE PROVIDED AS A RANGE OF SIGNIFICANT WAVE HEIGHTS, WHICH
IS THE AVERAGE OF THE HIGHEST 1/3 OF THE WAVE, ALONG WITH THE
AVERAGE HEIGHT OF THE HIGHEST 10% OF THE WAVES WHICH WILL
OCCASIONALLY BE ENCOUNTERED.

.SYNOPSIS...QUIET WEATHER WITH NORTH WINDS WILL PERSIST THROUGH
TUESDAY. WINDS VEER SOUTHERLY BY TUESDAY AHEAD OF THE NEXT LOW OF
29.7 INCHES WHICH WILL FORM OVER THE NORTHERN PLAINS MONDAY NIGHT
AND THEN PASS OVER LAKE SUPERIOR TUESDAY EVENING. THE LOWS
TRAILING COLD FRONT SWEEPS ACROSS THE LAKE TUESDAY NIGHT TURNING
WINDS TO WESTERLY AND EVENTUALLY TO NORTHERLY AGAIN BY WEDNESDAY.
A 29.6 INCH LOW CROSSES THE SOUTH END OF THE LAKE EARLY THURSDAY.

LMZ261-362-364-366-563-565-567-868-170800-
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH
FOX ISLAND 5 NM OFFSHORE-
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID
LAKE-
854 PM CDT SUN APR 16 2017

SHEBOYGAN WI TO PENTWATER MI NORTH...

.REST OF TONIGHT...NORTH WINDS 10 TO 20 KT. PATCHY FOG THIS
EVENING. WAVES 2 TO 4 FT.
.MONDAY...NORTH WINDS 15 TO 20 KT. SLIGHT CHANCE OF RAIN OR SNOW
SHOWERS. WAVES 2 TO 4 FT.
.MONDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT VEERING TO SOUTHEAST.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH TO 30 KT IN
THE AFTERNOON. CHANCE OF RAIN SHOWERS IN THE AFTERNOON. WAVES
2 TO 4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY NIGHT...SOUTH WINDS TO 30 KT BECOMING WEST 10 TO 20 KT
OVERNIGHT. CHANCE OF RAIN SHOWERS IN THE EVENING. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 2 TO 4 FT.
.WEDNESDAY NIGHT...NORTHEAST WINDS TO 30 KT. RAIN SHOWERS LIKELY.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.THURSDAY...NORTHEAST WINDS TO 30 KT. CHANCE OF RAIN SHOWERS.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.FRIDAY...NORTH WINDS 15 TO 25 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-170800-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE
TO MID LAKE-
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO
MID LAKE-
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID
LAKE-
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO
MID LAKE-
854 PM CDT SUN APR 16 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST.
WAVES 2 TO 4 FT.
.MONDAY...WEST WINDS 10 TO 15 KT SHIFTING NORTH 15 TO 20 KT.
WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY NIGHT...NORTH WINDS 10 TO 20 KT BECOMING EAST. WAVES 3
TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO 25
KT. WAVES 2 TO 4 FT.
.TUESDAY NIGHT...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST 10
TO 20 KT. CHANCE OF RAIN SHOWERS. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH 15 TO
25 KT. CHANCE OF RAIN SHOWERS. WAVES 2 TO 4 FT.
.WEDNESDAY NIGHT...EAST WINDS TO 30 KT BECOMING SOUTHEAST. RAIN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.THURSDAY...NORTHWEST WINDS TO 30 KT. CHANCE OF RAIN SHOWERS.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
.FRIDAY...NORTH WINDS 15 TO 25 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.

$$

LMZ761-170800-
MAFOR 1703/
MICHIGAN NORTH 11810 15820 11120. PATCHY FOG THIS EVENING.
WAVES 2 TO 4 FT.

MICHIGAN SOUTH 11710 13610 11710 19820 13820. WAVES 2 TO 4 FT
TONIGHT BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT MONDAY.

$$

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES



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