Great Lakes Forecast
Issued by NWS

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FZUS63 KLOT 242029
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
229 PM CST TUE FEB 24 2015

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 29.2 INCHES IS CENTERED NEAR JAMES
BAY THIS AFTERNOON. THIS SURFACE LOW WILL TRACK EASTWARD OVER
WESTERN QUEBEC TONIGHT...AND PUSH A COLD FRONT ACROSS THE LAKE BY
EARLY THIS EVENING. IN THE WAKE OF THIS FRONT...HIGH PRESSURE OF
30.7 INCHES WILL BUILD INTO THE PLAINS AND MIDWEST REGION
WEDNESDAY NIGHT THROUGH FRIDAY...THEN SHIFT TO THE EASTERN GREAT
LAKES BY SATURDAY MORNING.

LMZ261-362-364-366-563-565-567-868-250500-
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-
229 PM CST TUE FEB 24 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

...GALE WARNING IN EFFECT UNTIL 10 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 10 PM CST THIS
EVENING...

.TONIGHT...NORTHWEST GALES TO 35 KT EASING TO 30 KT BY LATE
EVENING...THEN DIMINISHING TO 10 TO 20 KT OVERNIGHT. HEAVY
FREEZING SPRAY THIS EVENING. SNOW SHOWERS THIS EVENING...THEN
CHANCE OF SNOW SHOWERS OVERNIGHT. WAVES 7 TO 10 FT OCCASIONALLY TO
13 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT OVERNIGHT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 20 KT BECOMING NORTH FROM LATE
MORNING ON. CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO 2 TO 4 FT
IN THE AFTERNOON.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 20 KT. CHANCE OF SNOW
SHOWERS. WAVES BUILDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT
OVERNIGHT.
.THURSDAY...NORTH WINDS 15 TO 20 KT. CHANCE OF SNOW SHOWERS IN
THE MORNING. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.THURSDAY NIGHT...NORTHWEST WINDS 10 TO 20 KT DIMINISHING TO
10 TO 15 KT OVERNIGHT. SLIGHT CHANCE OF SNOW SHOWERS. WAVES
SUBSIDING TO 2 TO 4 FT.
.FRIDAY...WEST WINDS 10 TO 15 KT BECOMING SOUTHWEST 10 TO 20 KT
IN THE AFTERNOON. WAVES 2 TO 4 FT.
.FRIDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT
IN THE AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY...SOUTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW. WAVES 3 TO
6 FT OCCASIONALLY TO 8 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-250500-
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-
229 PM CST TUE FEB 24 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

...GALE WARNING IN EFFECT UNTIL 10 PM CST THIS EVENING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT UNTIL 10 PM CST THIS
EVENING...

.TONIGHT...NORTHWEST GALES TO 35 KT EASING TO 30 KT LATE THIS
EVENING...THEN DIMINISHING TO 10 TO 20 KT LATE. HEAVY FREEZING
SPRAY THIS EVENING. CHANCE OF SNOW SHOWERS. WAVES 8 TO 12 FT
OCCASIONALLY TO 15 FT SUBSIDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT
LATE.
.WEDNESDAY...NORTH WINDS 10 TO 20 KT. CHANCE OF SNOW SHOWERS.
WAVES SUBSIDING TO 2 TO 4 FT IN THE AFTERNOON.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT INCREASING TO
15 TO 25 KT FROM LATE EVENING ON. CHANCE OF SNOW SHOWERS. WAVES
BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT OVERNIGHT.
.THURSDAY...NORTHEAST WINDS 15 TO 25 KT BECOMING NORTH 10 TO
20 KT IN THE AFTERNOON. CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT.
.THURSDAY NIGHT...NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST
10 TO 15 KT OVERNIGHT. CHANCE OF SNOW SHOWERS. WAVES SUBSIDING TO
3 TO 6 FT OCCASIONALLY TO 8 FT.
.FRIDAY...WEST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT IN THE
AFTERNOON. SLIGHT CHANCE OF SNOW SHOWERS IN THE MORNING. WAVES
2 TO 4 FT.
.FRIDAY NIGHT...WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SATURDAY...SOUTHWEST WINDS 10 TO 20 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.
.SUNDAY...SOUTHWEST WINDS 10 TO 20 KT. CHANCE OF SNOW. WAVES 3 TO
5 FT OCCASIONALLY TO 7 FT.

WAVE FORECAST IS FOR ICE FREE AREAS

$$

LMZ761-250500-
MAFOR 2422/
MICHIGAN NORTH...GALE WARNING IN EFFECT...
10652 11752 11757 11747 11737 11720 12720 11820. HEAVY FREEZING
SPRAY THIS EVENING. CHANCE OF SNOW SHOWERS. WAVES 7 TO 10 FT
OCCASIONALLY TO 13 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT
TONIGHT...AND TO 2 TO 4 FT WEDNESDAY.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...
11652 11752 11742 11730 11720 13820. HEAVY FREEZING SPRAY THIS
EVENING. SCATTERED SNOW SHOWERS TONIGHT. CHANCE OF SNOW SHOWERS
WEDNESDAY. WAVES 8 TO 12 FT OCCASIONALLY TO 15 FT SUBSIDING TO 5
TO 8 FT OCCASIONALLY TO 10 FT TONIGHT...AND TO 2 TO 4 FT
WEDNESDAY.

$$

KJB






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