Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
FZUS63 KLOT 152050
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
250 PM CST SUN JAN 15 2017

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...HIGH PRESSURE OF 30.4 INCHES CENTERED OVER THE
SOUTHERN GREAT LAKES WILL SHIFT TO NEW ENGLAND ON MONDAY. LOW
PRESSURE OF 29.8 INCHES WILL TRACK FROM THE SOUTHERN PLAINS
MONDAY MORNING TO FAR SOUTHERN LAKE MICHIGAN TUESDAY MORNING. THIS
LOW WILL THEN FILL AS IT PROGRESSES TO THE FAR EASTERN LAKES
REGION WEDNESDAY MORNING. ANOTHER LOW OF 29.6 INCHES WILL DEVELOP
OVER THE CENTRAL PLAINS DURING MID TO LATE WEEK.

LMZ261-362-364-366-563-565-567-868-160430-
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 PM CST SUN JAN 15 2017

SHEBOYGAN WI TO PENTWATER MI NORTH...

.TONIGHT...SOUTHWEST WINDS 15 TO 25 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH LATE IN THE
DAY. WAVES 2 TO 4 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KT BACKING TO EAST 10 TO
20 KT. RAIN IN THE EVENING...THEN RAIN WITH A CHANCE OF SNOW
OVERNIGHT. WAVES BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY...NORTHEAST WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20
KT. RAIN LIKELY WITH A CHANCE OF SNOW. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KT BECOMING WEST 10 TO
20 KT. WAVES 2 TO 4 FT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 15 TO
25 KT. WAVES 2 TO 4 FT.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT DIMINISHING TO
10 TO 15 KT. WAVES 2 TO 4 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
1 TO 3 FT.
.FRIDAY...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST. WAVES 1 TO
3 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-160430-
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 PM CST SUN JAN 15 2017

SHEBOYGAN WI TO PENTWATER MI SOUTH...

.TONIGHT...SOUTHWEST WINDS AROUND 10 KT BECOMING SOUTH 10 TO 15
KT BY MID EVENING. SLIGHT CHANCE OF A WINTRY MIX LATE. WAVES 1 TO
2 FT.
.MONDAY...SOUTH WINDS 10 TO 15 KT BECOMING SOUTHEAST EARLY IN THE
AFTERNOON...THEN BECOMING EAST 15 TO 20 KT LATE IN THE DAY.
CHANCE OF A WINTRY MIX IN THE MORNING...THEN RAIN LIKELY IN THE
AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
.MONDAY NIGHT...EAST WINDS 10 TO 20 KT QUICKLY INCREASING TO 20 TO
25 KT. RAIN. AREAS OF FOG OVERNIGHT. WAVES BUILDING TO 4 TO 6 FT
OCCASIONALLY TO 8 FT.
.TUESDAY...SOUTHEAST WINDS 10 TO 20 KT VEERING TO WEST. AREAS OF
FOG IN THE MORNING. CHANCE OF RAIN IN THE MORNING. WAVES 3 TO
5 FT OCCASIONALLY TO 7 FT SUBSIDING TO 2 TO 4 FT.
.TUESDAY NIGHT...WEST WINDS 15 TO 20 KT. CHANCE OF RAIN IN THE
EVENING. WAVES 2 TO 4 FT.
.WEDNESDAY...WEST WINDS 15 TO 20 KT BECOMING SOUTHWEST. WAVES 2
TO 4 FT.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES
1 TO 3 FT.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KT INCREASING TO 10 TO 20 KT.
WAVES 1 TO 3 FT.

$$

LMZ761-160430-
MAFOR 1522/
MICHIGAN NORTH 14530 11530 13520. WAVES 3 TO 5 FT OCCASIONALLY TO
7 FT TONIGHT SUBSIDING TO 2 TO 4 FT MONDAY MORNING.

MICHIGAN SOUTH 12500 14410 11410 11316. WAVES 1 TO 2 FT TONIGHT
BUILDING TO 2 TO 4 FT MONDAY AFTERNOON.

$$

MTF

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/LOT/GLFTABLE (ALL LOWER CASE)

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)


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