511
FZUS63 KMKX 220850
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
250 AM CST SAT FEB 22 2025
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
GUSTY SOUTHWEST WINDS ARE IN-PROGRESS EARLY THIS MORNING AS 30.6
INCH HIGH PRESSURE LINGERS OVER THE OHIO RIVER VALLEY AND 29.4
INCH LOW PRESSURE MOVES FROM THE HUDSON BAY INTO QUEBEC. A FEW
GUSTS NEAR GALE-FORCE REMAIN POSSIBLE THROUGH DAYBREAK, WITH
READINGS GRADUALLY TAPERING THEREAFTER. STILL BREEZY CONDITIONS
WILL PROMOTE ELEVATED WAVE HEIGHTS TODAY, WHICH WILL COMBINE WITH
SUB-FREEZING AIR TEMPERATURES TO SUPPORT LIGHT TO MODERATE
FREEZING SPRAY POTENTIAL THROUGH NOON CST. SOUTHWEST WINDS WILL
CONTINUE INTO THE DAY ON SUNDAY AS 29.3 INCH LOW PRESSURE MOVES
INTO THE CANADIAN GREAT PLAINS AND 30.1 INCH HIGH PRESSURE MOVES
FROM THE SOUTHERN HUDSON BAY INTO QUEBEC. AN UPPER DISTURBANCE
WILL PROGRESS FROM THE UPPER PENINSULA OF MICHIGAN INTO ONTARIO
SUNDAY NIGHT, BRINGING CHANCES FOR RAIN AND SNOW TO THE NORTHERN
HALF OF LAKE MICHIGAN.
LMZ261-362-364-366-563-565-567-868-221615-
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-
250 AM CST SAT FEB 22 2025
SHEBOYGAN WI TO PENTWATER MI NORTH...
TODAY
SOUTHWEST WINDS 15 TO 25 KT. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO
9 FT.
TONIGHT
SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST 10 TO 15 KT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT.
SUNDAY
WEST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO 20 KT.
WAVES 2 TO 4 FT.
SUNDAY NIGHT
SOUTH WINDS 15 TO 25 KT BECOMING SOUTHWEST TO
30 KT. CHANCE OF RAIN AND SNOW OVERNIGHT. WAVES 3 TO 5 FT
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY
SOUTHWEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY NIGHT
WEST WINDS 10 TO 20 KT. CHANCE OF RAIN AND LIGHT
FREEZING RAIN. WAVES 3 TO 5 FT SUBSIDING TO 2 TO 4 FT.
TUESDAY
NORTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KT BECOMING WEST. CHANCE OF
RAIN. WAVES 2 TO 4 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-221615-
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-
250 AM CST SAT FEB 22 2025
SHEBOYGAN WI TO PENTWATER MI SOUTH...
TODAY
SOUTHWEST WINDS 15 TO 25 KT. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT.
TONIGHT
SOUTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO
15 KT. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT SUBSIDING TO 3 TO
5 FT.
SUNDAY
SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO 20 KT.
WAVES 2 TO 4 FT.
SUNDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT
BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY
SOUTHWEST WINDS 15 TO 25 KT. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
MONDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST. CHANCE
OF RAIN. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO
4 FT.
TUESDAY
NORTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
WEDNESDAY
SOUTH WINDS 10 TO 20 KT VEERING TO WEST. CHANCE OF
RAIN. WAVES 2 TO 4 FT.
LMZ761-221615-
MAFOR 2211/
MICHIGAN NORTH 14530 12520 11620 11610. WAVES 4 TO 7 FEET
SUBSIDING TO 3 TO 6 FEET TODAY. WAVES 3 TO 5 FEET SUBSIDING TO 1
TO 3 FEET TONIGHT.
MICHIGAN SOUTH 14530 11530 12520 11510. WAVES 4 TO 7 FEET TODAY.
WAVES 4 TO 7 FEET SUBSIDING TO 2 TO 4 FEET TONIGHT.
QUIGLEY
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/MKX/GLFTABLE
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:
WEATHER.GOV/GREATLAKES
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