Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
000
FZUS63 KLOT 231935
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
235 PM CDT THU APR 23 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 29.4 INCHES OVER FAR SOUTHERN QUEBEC
WILL MOVE FURTHER AWAY FROM THE LAKES TONIGHT.
MEANWHILE...EXPANSIVE HIGH PRESSURE OF 30.1 INCHES WILL MOVE FROM
THE MISSISSIPPI RIVER VALLEY THIS EVENING TO LAKE MICHIGAN BY
OVERNIGHT. THIS RIDGE WILL GRADUALLY MOVE EASTWARD ACROSS THE
GREAT LAKES REGION ON FRIDAY. LOW PRESSURE OF 29.4 INCHES WILL
MOVE FROM THE CENTRAL PLAINS FRIDAY NIGHT TO THE LOWER OHIO VALLEY
BY SATURDAY EVENING. A HIGH PRESSURE RIDGE AVERAGING 30.2 INCHES
WILL MOVE SLOWLY OVER THE WESTERN LAKES DURING THE FIRST HALF OF
NEXT WEEK.

LMZ261-362-364-366-563-565-240400-
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-
235 PM CDT THU APR 23 2015

TWO RIVERS WI TO MANISTEE MI NORTH

.TONIGHT...NORTHWEST WINDS 10 TO 15 KT BECOMING SOUTHWEST 5 TO 10
KT LATE. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT BY LATE EVENING.
.FRIDAY...VARIABLE WINDS 5 TO 10 KT BECOMING SOUTH IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...EAST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT
AFTER MIDNIGHT. WAVES BUILDING TO 2 TO 4 FT.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF RAIN IN THE
AFTERNOON. WAVES 2 TO 4 FT.
.SATURDAY NIGHT...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.SUNDAY...NORTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.
WAVES 2 TO 4 FT.
.SUNDAY NIGHT...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO
20 KT. WAVES 2 TO 4 FT.
.MONDAY...NORTH WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.TUESDAY...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-240400-
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 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-
235 PM CDT THU APR 23 2015

TWO RIVERS WI TO MANISTEE MI SOUTH

.TONIGHT...VARIABLE WINDS AROUND 10 KT BECOMING SOUTHWEST EARLY
THIS EVENING AND THEN BACKING TO NORTH AFTER MIDNIGHT. WAVES 1 TO
3 FT.
.FRIDAY...EAST WINDS 5 TO 10 KT INCREASING TO 10 TO 15 KT IN THE
AFTERNOON. WAVES 1 TO 3 FT.
.FRIDAY NIGHT...NORTHEAST WINDS 15 TO 20 KT BECOMING EAST 15 TO
25 KT AFTER MIDNIGHT. CHANCE OF RAIN OVERNIGHT. WAVES 2 TO 4 FT.
.SATURDAY...EAST WINDS 15 TO 25 KT BECOMING NORTHEAST TO 30 KT IN
THE AFTERNOON. RAIN LIKELY. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.SATURDAY NIGHT...NORTHEAST WINDS 15 TO 25 KT DIMINISHING TO
10 TO 20 KT. WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT.
.SUNDAY...NORTH WINDS 15 TO 25 KT INCREASING TO 30 KT IN THE
AFTERNOON. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY NIGHT...NORTH WINDS TO 30 KT DIMINISHING TO 10 TO 20 KT.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.MONDAY...NORTH WINDS 10 TO 20 KT. WAVES 3 TO 5 FT OCCASIONALLY
TO 7 FT.
.TUESDAY...NORTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

$$

LMZ761-240400-
MAFOR 2322/
MICHIGAN NORTH 14710 19910 11500 19900 12900 11400. WAVES 2 TO 4
FT SUBSIDING TO 1 TO 3 FT BY LATE EVENING AND PERSISTING THROUGH
FRIDAY.

MICHIGAN SOUTH 11900 11500 11600 12799 12299 11210. WAVES 1 TO 3
FT.

$$

MTF


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.