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National Weather Service Marine Forecast FZUS63 KLOT

FZUS63 KLOT 240849
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
249 AM CST TUE JAN 24 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 HEIGHT OF THE HIGHEST 1/3 OF THE WAVES...ALONG
WITH THE AVERAGE HEIGHT OF THE HIGHEST 10 PERCENT OF THE WAVES
WHICH WILL OCCASIONALLY BE ENCOUNTERED.

SYNOPSIS
LOW PRESSURE OF 29.1 INCHES OFF THE MID ATLANTIC
COAST WILL MOVE NORTHEAST ALONG THE NEW ENGLAND COAST TODAY. A
WEAK RIDGE OF HIGH PRESSURE AVERAGING 29.9 INCHES WILL BUILD
ACROSS LAKE MICHIGAN TODAY. LOW PRESSURE OF 29.4 INCHES IS
DROPPING OUT OF THE CENTRAL ROCKIES THIS MORNING AND WILL TRACK
ACROSS SOUTHERN WISCONSIN WEDNESDAY AND THEN PROCEED NORTHEAST
ACROSS CENTRAL LAKE MICHIGAN WEDNESDAY EVENING. THE LOW IS
EXPECTED TO LIFT NORTHEAST TO LAKE HURON WEDNESDAY NIGHT AND
THURSDAY AS HIGH PRESSURE AVERAGING 30.2 INCHES BUILDS ACROSS THE
PLAINS.

LMZ261-362-364-366-563-565-567-868-241630-
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-
249 AM CST TUE JAN 24 2017

SHEBOYGAN WI TO PENTWATER MI NORTH...

DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING


TODAY
NORTHWEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
WIDESPREAD DENSE FOG THIS MORNING. WAVES 1 TO 3 FT.

TONIGHT
NORTH WINDS 5 TO 10 KT BECOMING NORTHEAST LATE IN THE
EVENING...THEN INCREASING TO 10 TO 20 KT AFTER MIDNIGHT. SLIGHT
CHANCE OF RAIN AND SNOW IN THE EVENING...THEN SNOW AND SLIGHT
CHANCE OF RAIN OVERNIGHT. WAVES 1 FT OR LESS BUILDING TO 1 TO 3
FT.

WEDNESDAY
EAST WINDS 10 TO 20 KT BECOMING NORTHEAST. SNOW IN
THE MORNING...THEN SNOW AND RAIN IN THE AFTERNOON. WAVES 2 TO
4 FT.

WEDNESDAY NIGHT
NORTH WINDS TO 30 KT. SNOW AND RAIN IN THE
EVENING...THEN SNOW LIKELY OVERNIGHT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.

THURSDAY
NORTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT
SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.

THURSDAY NIGHT
NORTHWEST WINDS 15 TO 25 KT BECOMING WEST.
CHANCE OF SNOW SHOWERS. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

FRIDAY
WEST WINDS 15 TO 25 KT. SNOW SHOWERS LIKELY. WAVES 4 TO
6 FT OCCASIONALLY TO 8 FT.

SATURDAY
NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT. 



LMZ080-669-671-673-675-777-779-870-872-874-876-878-241630-
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-
249 AM CST TUE JAN 24 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

TODAY
NORTHWEST WINDS 10 TO 15 KT DIMINISHING TO 5 TO 10 KT.
PATCHY FOG THIS MORNING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.

TONIGHT
EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST 15 TO 25 KT.
CHANCE OF RAIN AND SNOW IN THE EVENING...THEN RAIN LIKELY WITH
SNOW OVERNIGHT. WAVES 1 TO 2 FT BUILDING TO 3 TO 5 FT
OCCASIONALLY TO 7 FT.

WEDNESDAY
SOUTHEAST WINDS 15 TO 25 KT VEERING TO SOUTHWEST.
SNOW WITH A CHANCE OF RAIN IN THE MORNING...THEN CHANCE OF RAIN
IN THE AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

WEDNESDAY NIGHT
WEST WINDS TO 30 KT BECOMING NORTHWEST. SNOW
WITH RAIN LIKELY IN THE EVENING...THEN SNOW AND RAIN LIKELY
OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT BUILDING TO 7 TO
10 FT OCCASIONALLY TO 13 FT.

THURSDAY
NORTHWEST WINDS TO 30 KT. CHANCE OF SNOW SHOWERS IN
THE MORNING. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.

THURSDAY NIGHT
WEST WINDS TO 30 KT. CHANCE OF SNOW SHOWERS.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.

FRIDAY
WEST WINDS 15 TO 25 KT INCREASING TO 30 KT. CHANCE OF
SNOW SHOWERS. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.

SATURDAY
WEST WINDS 15 TO 25 KT BECOMING NORTHWEST. CHANCE OF
SNOW SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT. 



LMZ761-241630-
MAFOR 2410/
MICHIGAN NORTH 12714 11710 11700 12800 11100 11117. CHANCE OF
RAIN SHOWERS EARLY THIS MORNING. WAVES 1 TO 3 FT.

MICHIGAN SOUTH 13710 11700 11210 11210 11327 11337. CHANCE OF
RAIN AND SNOW THIS EVENING. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2
FEET TODAY...THEN BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT
TONIGHT.



EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)