583
FZUS63 KMKX 150240
GLFLM
OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
840 PM CST WED JAN 14 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
30.2 INCH LOW PRESSURE IS POSITIONED NEAR THE MISSISSIPPI RIVER
THIS EVENING, WITH 29.4 INCH LOW PRESSURE OVER NEW YORK
MAINTAINING GUSTY NORTH TO NORTHWEST WINDS ACROSS THE OPEN WATERS.
THE AFOREMENTIONED HIGH WILL APPROACH LAKE MICHIGAN TONIGHT,
ALLOWING WINDS TO FALL BELOW GALE THRESHOLDS. CURRENTLY ANTICIPATE
THAT THE GALE WARNING WILL BE ABLE TO EXPIRE AS SCHEDULED AT 12
AM CST, BUT WILL CONTINUE TO CLOSELY MONITOR WIND GUST TRENDS
THROUGH THE REMAINDER OF THE EVENING HOURS. IF ANY EXTENSIONS WERE
NECESSARY, THEY WOULD BE FOR A SHORT TIME PERIOD OVER THE
SOUTHERN THIRD OF THE OPEN WATERS.
WINDS WILL CONTINUE TO DECREASE ACROSS THE OPEN WATERS THURSDAY
AS 30.1 INCH HIGH PRESSURE MOVES ACROSS LAKE MICHIGAN. LOW
PRESSURE OF 29.5 INCHES WILL BUILD INTO THE UPPER MISSISSIPPI
RIVER VALLEY THURSDAY EVENING, RESULTING IN INCREASING
SOUTHWESTERLY WINDS ACROSS THE WATERS. WINDS WILL TREND WESTERLY
ON FRIDAY AS THE AFOREMENTIONED AREA OF LOW PRESSURE MOVES ACROSS
LAKE MICHIGAN. 25-30 KNOT GUSTS ARE POSSIBLE THURSDAY NIGHT
THROUGH FRIDAY AFTERNOON, THOUGH WIDESPREAD GALE POTENTIAL IS LOW
AT THIS TIME. WILL CONTINUE TO MONITOR TRENDS. GENERALLY WEST TO
NORTHWESTERLY WINDS AND PERIODS OF 25-30 KNOT GUSTS WILL CONTINUE
THROUGH THE DAY SUNDAY.
A COLD FRONT IS FORECAST TO CROSS LAKE MICHIGAN AT SOME POINT SUNDAY
NIGHT INTO MONDAY MORNING, BRINGING INCREASING NORTHWESTERLY WINDS
TO THE OPEN WATERS. THERE IS SOME POTENTIAL FOR GALES LATE SUNDAY
NIGHT INTO AT LEAST MONDAY AFTERNOON, PARTICULARLY ACROSS THE
SOUTHERN HALF OF LAKE MICHIGAN. WILL BE MONITORING TRENDS FOR
POTENTIAL HEADLINES IN THE COMING FORECASTS. WINDS WILL DECREASE ON
TUESDAY AS HIGH PRESSURE BUILDS INTO THE NORTHERN GREAT PLAINS.
AREAS OF MODERATE FREEZING SPRAY WILL CONTINUE INTO THURSDAY
MORNING ACROSS ALL OF LAKE MICHIGAN. WITH ARCTIC AIR LINGERING
ACROSS THE WESTERN GREAT LAKES, PERIODS OF AT LEAST MODERATE
FREEZING SPRAY WILL REMAIN PART OF THE FORECAST FROM THIS WEEKEND
INTO EARLY NEXT WEEK. FREEZING SPRAY COULD BECOME HEAVY BEHIND A
COLD FRONT LATE SUNDAY NIGHT THROUGH TUESDAY, WITH TRENDS BEING
MONITORED FOR POTENTIAL HEADLINES IN COMING FORECASTS.
LMZ261-362-364-366-563-565-567-868-151015-
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-
840 PM CST WED JAN 14 2026
SHEBOYGAN WI TO PENTWATER MI NORTH...
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
NORTH GALES TO 40 KT DIMINISHING TO 30 KT.
FREEZING SPRAY. SCATTERED SNOW SHOWERS. WAVES 12 TO 16 FT
OCCASIONALLY TO 21 FT SUBSIDING TO 8 TO 12 FT OCCASIONALLY TO
16 FT.
THURSDAY
NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT
LATE IN THE MORNING, THEN BECOMING NORTHWEST 10 TO 15 KT EARLY IN
THE AFTERNOON BECOMING SOUTHWEST LATE. FREEZING SPRAY IN THE
MORNING. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT SUBSIDING TO 2 TO
4 FT.
THURSDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH
15 TO 25 KT. CHANCE OF SNOW IN THE EVENING, THEN SNOW OVERNIGHT.
WAVES 2 TO 4 FT BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT.
FRIDAY
SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST. SNOW SHOWERS
IN THE MORNING, THEN CHANCE OF SNOW SHOWERS IN THE AFTERNOON.
WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 4 TO 7 FT
OCCASIONALLY TO 9 FT.
FRIDAY NIGHT
NORTHWEST WINDS 10 TO 20 KT. CHANCE OF SNOW
SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
SATURDAY
NORTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO
25 KT. CHANCE OF SNOW SHOWERS. WAVES 4 TO 6 FT OCCASIONALLY TO
8 FT.
SATURDAY NIGHT
NORTHWEST WINDS 15 TO 25 KT. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
SUNDAY
WEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS. WAVES
4 TO 7 FT OCCASIONALLY TO 9 FT.
MONDAY
NORTHWEST WINDS TO 30 KT. HEAVY FREEZING SPRAY. CHANCE
OF SNOW SHOWERS. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT.
LMZ080-669-671-673-675-777-779-870-872-874-876-878-151015-
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-
840 PM CST WED JAN 14 2026
SHEBOYGAN WI TO PENTWATER MI SOUTH...
..GALE WARNING IN EFFECT UNTIL MIDNIGHT CST TONIGHT
REST OF TONIGHT
NORTH GALES TO 40 KT DIMINISHING TO 30 KT.
FREEZING SPRAY. SNOW SHOWERS THROUGH EARLY EVENING, THEN
SCATTERED SNOW SHOWERS OVERNIGHT. WAVES 14 TO 18 FT OCCASIONALLY
TO 23 FT SUBSIDING TO 12 TO 16 FT OCCASIONALLY TO 21 FT.
THURSDAY
NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO
20 KT LATE IN THE MORNING, THEN BECOMING WEST EARLY IN THE
AFTERNOON BECOMING SOUTHWEST 10 TO 15 KT LATE. FREEZING SPRAY IN
THE MORNING. SCATTERED SNOW SHOWERS IN THE MORNING. WAVES 8 TO
12 FT OCCASIONALLY TO 16 FT SUBSIDING TO 4 TO 6 FT OCCASIONALLY
TO 8 FT.
THURSDAY NIGHT
SOUTHWEST WINDS 10 TO 20 KT INCREASING TO
30 KT. CHANCE OF SNOW IN THE EVENING, THEN SNOW OVERNIGHT. WAVES
3 TO 5 FT BUILDING TO 7 TO 10 FT OCCASIONALLY TO 13 FT.
FRIDAY
SOUTHWEST WINDS TO 30 KT BECOMING WEST. SNOW SHOWERS IN
THE MORNING, THEN SNOW SHOWERS LIKELY IN THE AFTERNOON. WAVES
7 TO 10 FT OCCASIONALLY TO 13 FT.
FRIDAY NIGHT
WEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS IN
THE EVENING, THEN SNOW SHOWERS LIKELY OVERNIGHT. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT.
SATURDAY
WEST WINDS 15 TO 25 KT. FREEZING SPRAY. SNOW SHOWERS
LIKELY. WAVES 5 TO 8 FT OCCASIONALLY TO 10 FT.
SATURDAY NIGHT
WEST WINDS TO 30 KT DIMINISHING TO 15 TO 25 KT.
FREEZING SPRAY. CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT.
SUNDAY
WEST WINDS 15 TO 25 KT INCREASING TO 30 KT. FREEZING
SPRAY. CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO
10 FT.
MONDAY
NORTHWEST GALES TO 35 KT. HEAVY FREEZING SPRAY. CHANCE
OF SNOW SHOWERS. WAVES 8 TO 12 FT OCCASIONALLY TO 16 FT.
LMZ761-151015-
MAFOR 1505/
MICHIGAN NORTH...GALE WARNING IN EFFECT...11850 19857 11840 19847
11830 11820 11710 11610 12520. A CHANCE OF SNOW THURSDAY EVENING.
WAVES 9 TO 13 FEET SUBSIDING TO 8 TO 11 FEET OVERNIGHT. WAVES 6
TO 9 FEET SUBSIDING TO 1 TO 3 FEET THURSDAY. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET THURSDAY EVENING.
MICHIGAN SOUTH...GALE WARNING IN EFFECT...11857 11747 11847 11720
19727 11710 11610 11520 11530. A CHANCE OF SNOW THURSDAY EVENING.
WAVES 10 TO 15 FEET OVERNIGHT. WAVES 9 TO 12 FEET SUBSIDING TO 3
TO 5 FEET THURSDAY. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET
THURSDAY EVENING.
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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