126
FZUS63 KMKX 220850
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
250 AM CST SUN FEB 22 2026
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 NORTHWEST WINDS WILL CONTINUE EARLY THIS MORNING, AS LOW
PRESSURE STRENGTHENS TO AROUND 29.3 INCHES OFF THE MID-ATLANTIC
COAST AND STRONG HIGH PRESSURE OVER MANITOBA BUILDS TO AROUND 31.1
INCHES.
AS THE HIGH PUSHES EASTWARD INTO ONTARIO TONIGHT, EXPECT GALES TO
DEVELOP ACROSS THE SOUTHERN TWO-THIRDS OF THE OPEN WATERS OF LAKE
MICHIGAN. A GALE WARNING IS NOW IN EFFECT THIS EVENING INTO
MIDDAY MONDAY. MODERATE FREEZING SPRAY IS ALSO EXPECTED, WITH SOME
HEAVY FREEZING SPRAY POSSIBLE IN THE CENTRAL TO NORTHERN THIRD OF
THE LAKE.
WINDS WILL GRADUALLY DIMINISH INTO MONDAY, AS STRONG LOW PRESSURE
AROUND 28.7 INCHES MOVES TOWARD NOVA SCOTIA AND HIGH PRESSURE
AROUND 30.6 INCHES LINGERS OVER THE WESTERN GREAT LAKES REGION.
A MODEST SOUTH WIND DEVELOPS TUESDAY, AS THE STRONG HIGH PRESSURE
SYSTEM CONTINUES EASTWARD AND WEAK LOW PRESSURE AROUND 29.5
INCHES MOVES EASTWARD THROUGH THE NORTHERN GREAT LAKES. A COLD
FRONT FROM THIS LOW WILL TURN WINDS NORTHWESTERLY AGAIN TUESDAY
NIGHT INTO WEDNESDAY MORNING.
LMZ261-362-364-563-221615-
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 ROCK ISLAND PASSAGE TO STURGEON BAY WI-
250 AM CST SUN FEB 22 2026
STURGEON BAY WI TO POINT BETSIE MI NORTH...
TODAY
NORTH WINDS TO 30 KT. SCATTERED SNOW SHOWERS. FREEZING
SPRAY THIS AFTERNOON. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT
BUILDING TO 7 TO 10 FT OCCASIONALLY TO 13 FT.
TONIGHT
NORTH GALES TO 35 KT. FREEZING SPRAY. WAVES 8 TO 11 FT
OCCASIONALLY TO 14 FT.
MONDAY
NORTH GALES TO 35 KT DIMINISHING TO 15 TO 25 KT.
FREEZING SPRAY. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING
TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
MONDAY NIGHT
NORTH WINDS 10 TO 20 KT VEERING TO EAST 5 TO
10 KT OVERNIGHT. WAVES 3 TO 5 FT SUBSIDING TO 1 TO 3 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT. CHANCE OF SNOW IN THE
MORNING, THEN SNOW IN THE AFTERNOON. WAVES 5 TO 8 FT OCCASIONALLY
TO 10 FT BUILDING TO 8 TO 11 FT OCCASIONALLY TO 14 FT.
TUESDAY NIGHT
SOUTH WINDS 15 TO 25 KT VEERING TO WEST 10 TO
20 KT. CHANCE OF SNOW. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT
SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
WEDNESDAY
NORTHWEST WINDS 10 TO 20 KT. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 3 TO 5 FT.
THURSDAY
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST 10 TO
15 KT. WAVES 1 TO 3 FT.
LMZ080-366-565-567-669-671-673-675-777-779-868-870-872-874-876-
878-221615-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM
OFFSHORE TO MID LAKE-
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO
MID LAKE-
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 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 PENTWATER TO MANISTEE MI 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 SUN FEB 22 2026
STURGEON BAY WI TO POINT BETSIE MI SOUTH...
...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH MONDAY
MORNING...
TODAY
NORTHWEST WINDS TO 30 KT INCREASING TO GALES TO 35 KT.
FREEZING SPRAY THIS MORNING. SNOW SHOWERS. WAVES 7 TO 10 FT
OCCASIONALLY TO 13 FT BUILDING TO 10 TO 14 FT OCCASIONALLY TO
18 FT.
TONIGHT
NORTHWEST GALES TO 35 KT BECOMING NORTH. FREEZING
SPRAY. SCATTERED SNOW SHOWERS. WAVES 12 TO 16 FT OCCASIONALLY TO
21 FT.
MONDAY
NORTH GALES TO 35 KT DIMINISHING TO 30 KT. SCATTERED
SNOW SHOWERS IN THE MORNING. FREEZING SPRAY. WAVES 12 TO 16 FT
OCCASIONALLY TO 21 FT SUBSIDING TO 8 TO 12 FT OCCASIONALLY TO
16 FT.
MONDAY NIGHT
NORTH WINDS 15 TO 25 KT BACKING TO WEST 10 TO
15 KT OVERNIGHT. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING
TO 4 TO 6 FT OCCASIONALLY TO 8 FT.
TUESDAY
SOUTH WINDS 15 TO 25 KT INCREASING TO 30 KT. CHANCE OF
SNOW. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT BUILDING TO 8 TO
11 FT OCCASIONALLY TO 14 FT.
TUESDAY NIGHT
SOUTHWEST WINDS 15 TO 25 KT BECOMING WEST.
CHANCE OF SNOW. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING
TO 6 TO 9 FT OCCASIONALLY TO 12 FT.
WEDNESDAY
NORTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO
20 KT. WAVES 6 TO 9 FT OCCASIONALLY TO 12 FT.
THURSDAY
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH. CHANCE OF
SNOW. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
LMZ761-221615-
MAFOR 2211/
MICHIGAN NORTH...GALE WARNING IN EFFECT...11747 13847 11850 19857
13850. WAVES 3 TO 6 FEET BUILDING TO 9 TO 12 FEET TODAY. WAVES 10
TO 14 FEET TONIGHT.
MICHIGAN SOUTH...GALE WARNING IN EFFECT...11737 13747 11757 11851
19857 12850 19857. WAVES 5 TO 9 FEET BUILDING TO 10 TO 13 FEET
TODAY. WAVES 10 TO 15 FEET TONIGHT.
KUROSKI
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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