Great Lakes Forecast
Issued by NWS

Current Version | Previous Version | Text Only | 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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KLOT 260245
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
845 PM CST SUN JAN 25 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...HIGH PRESSURE OF 30.2 INCHES WILL MOVE EASTWARD FROM
SOUTHERN ONTARIO TO SOUTHERN QUEBEC BY EARLY MONDAY MORNING...
WHILE AN AREA OF LOW PRESSURE OF 29.7 INCHES MOVES FROM KENTUCKY TO
THE CENTRAL ATLANTIC COAST BY MIDDAY MONDAY WHILE DEEPENING TO
29.5 INCHES. A WEAK RIDGE OF HIGH PRESSURE AVERAGING 30.1 INCHES
WILL MOVE ACROSS THE LAKES TONIGHT INTO EARLY MONDAY MORNING.
HOWEVER...ANOTHER WEAK LOW OF 29.8 INCHES WILL DROP SOUTHWARD
ACROSS WISCONSIN MONDAY EVENING. THIS WEAKENING LOW WILL MOVE
SOUTHEAST OF THE REGION TUESDAY...WITH WEAK HIGH PRESSURE RIDGING
OF 30.2 INCHES SPREADING ACROSS THE WESTERN LAKES BY EVENING.

LMZ261-362-364-366-563-565-261015-
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-
845 PM CST SUN JAN 25 2015

TWO RIVERS WI TO MANISTEE MI NORTH

.REST OF TONIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST
10 TO 15 KT OVERNIGHT. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT
SUBSIDING TO 2 TO 4 FT OVERNIGHT.
.MONDAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT LATE.
SLIGHT CHANCE OF SNOW IN THE MORNING...THEN CHANCE OF FLURRIES IN
THE AFTERNOON. WAVES 2 TO 4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY
TO 7 FT IN THE AFTERNOON.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT DIMINISHING TO 10 TO
15 KT OVERNIGHT. SNOW LIKELY IN THE EVENING...THEN CHANCE OF SNOW
OVERNIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KT. WAVES 2 TO 4 FT SUBSIDING
TO 1 TO 2 FT IN THE AFTERNOON.
.TUESDAY NIGHT...NORTHWEST WINDS 5 TO 10 KT BECOMING SOUTHWEST.
WAVES 1 TO 2 FT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING SOUTH 15 TO
25 KT IN THE AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT IN
THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 25 KT BECOMING SOUTHEAST
10 TO 20 KT OVERNIGHT. CHANCE OF SNOW OR RAIN. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.THURSDAY...NORTHEAST WINDS 15 TO 25 KT BECOMING NORTH TO 30 KT
IN THE AFTERNOON. CHANCE OF SNOW OR RAIN. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.FRIDAY...NORTH WINDS 15 TO 25 KT BECOMING NORTHWEST 10 TO 20 KT
IN THE AFTERNOON. CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FT
OCCASIONALLY TO 9 FT SUBSIDING TO 4 TO 6 FT OCCASIONALLY TO 8 FT
IN THE AFTERNOON.

$$

LMZ080-567-669-671-673-675-777-779-868-870-872-874-876-878-261015-
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-
845 PM CST SUN JAN 25 2015

TWO RIVERS WI TO MANISTEE MI SOUTH

.REST OF TONIGHT...NORTHEAST WINDS 20 TO 25 KT...BECOMING EAST 10
TO 20 KT AFTER MIDNIGHT DIMINISHING TO 10 TO 15 KT LATE. WAVES 6
TO 9 FT OCCASIONALLY TO 11 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT OVERNIGHT.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH 10 TO 20 KT
FROM LATE MORNING ON. CHANCE OF FLURRIES IN THE AFTERNOON. WAVES 4
TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT.
.MONDAY NIGHT...SOUTH WINDS 10 TO 20 KT BECOMING SOUTHEAST 10 TO
15 KT AFTER MIDNIGHT...THEN BECOMING EAST LATE. SNOW LIKELY WITH
PATCHY LIGHT FREEZING DRIZZLE IN THE EVENING...THEN CHANCE OF
SNOW OVERNIGHT. WAVES 2 TO 4 FT.
.TUESDAY...NORTHEAST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KT BECOMING WEST 5 TO 10 KT
OVERNIGHT. WAVES 1 TO 2 FT.
.WEDNESDAY...SOUTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT IN
THE AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT OCCASIONALLY
TO 7 FT IN THE AFTERNOON.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 25 KT. CHANCE OF SNOW OR
RAIN. WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.
.THURSDAY...EAST WINDS 10 TO 20 KT BECOMING NORTH TO 30 KT IN THE
AFTERNOON. CHANCE OF RAIN OR SNOW. WAVES 4 TO 6 FT OCCASIONALLY
TO 8 FT.
.FRIDAY...NORTH WINDS 15 TO 25 KT DIMINISHING TO 10 TO 20 KT IN
THE AFTERNOON. SLIGHT CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT
OCCASIONALLY TO 10 FT.

$$

LMZ761-261015-
MAFOR 2604/
MICHIGAN NORTH 11220 12310 12420 12430 11327. CHANCE OF FLURRIES
MONDAY AFTERNOON. SNOW LIKELY MONDAY EVENING. WAVES 4 TO 6 FT
OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT OVERNIGHT. WAVES 2
TO 4 FT BUILDING TO 3 TO 5 FT OCCASIONALLY TO 7 FT MONDAY. WAVES 3
TO 5 FT OCCASIONALLY TO 7 FT MONDAY EVENING.

MICHIGAN SOUTH 11130 11220 11210 11310 12420 12427. CHANCE OF
FLURRIES MONDAY AFTERNOON. SNOW LIKELY WITH PATCHY LIGHT FREEZING
DRIZZLE MONDAY EVENING. WAVES 6 TO 9 FT OCCASIONALLY TO 11 FT
SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT OVERNIGHT. WAVES 4
TO 6 FT OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT MONDAY. WAVES
2 TO 4 FT MONDAY EVENING.

$$

KREIN




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