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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KLOT 192044
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
244 PM CST MON JAN 19 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...A 30.5 HIGH IS OVER NORTHERN QUEBEC WHILE A WEAK 29.8
INCH LOW STRETCHES FROM NORTH DAKOTA THROUGH SOUTHERN MINNESOTA.
THE LOW PASSES OVER NORTHERN ILLINOIS AT 29.9 INCHES EARLY TUESDAY
MORNING THEN A SECOND LOW OF 30.0 INCHES TAKES THE SAME PATH SOUTH
OF THE LAKE WEDNESDAY MORNING. HIGH PRESSURE AVERAGING 30.4 INCHES
SPREADS OVER THE LAKE WEDNESDAY NIGHT AND THEN SLIPS SOUTH OF THE
LAKE THURSDAY NIGHT. A LOW AROUND 29.5 INCHES MOVES OVER WESTERN
ONTARIO FRIDAY AFTERNOON AND DEEPENS TO AROUND 29.2 INCHES AS IT
REACHES WESTERN QUEBEC SATURDAY.

LMZ261-362-364-366-563-565-567-868-200445-
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-
244 PM CST MON JAN 19 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.TONIGHT...NORTHEAST WINDS 5 TO 10 KT BECOMING EAST AND THEN
INCREASING TO 10 TO 20 KT OVERNIGHT. CHANCE OF SNOW THIS
EVENING... THEN SNOW LIKELY OVERNIGHT. WAVES 1 TO 3 FT.
.TUESDAY...EAST WINDS 10 TO 20 KT BECOMING NORTHEAST 10 TO 15 KT.
CHANCE OF SNOW IN THE MORNING. WAVES 2 TO 4 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF
SNOW OVERNIGHT. WAVES 1 TO 3 FT.
.WEDNESDAY...NORTHEAST WINDS 5 TO 10 KT BECOMING NORTH LATE IN THE
AFTERNOON. SLIGHT CHANCE OF SNOW. WAVES 1 TO 3 FT.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 10 KT BECOMING WEST AFTER
MIDNIGHT. WAVES 1 TO 3 FT.
.THURSDAY...WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO 15 KT
IN THE AFTERNOON. WAVES 1 TO 3 FT.
.THURSDAY NIGHT...SOUTHWEST WINDS 15 TO 25 KT. SLIGHT CHANCE OF
SNOW SHOWERS. WAVES BUILDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.
.FRIDAY...SOUTHWEST WINDS TO 30 KT. CHANCE OF SNOW SHOWERS.
WAVES 4 TO 7 FT OCCASIONALLY TO 9 FT IN THE AFTERNOON.
.SATURDAY...NORTHWEST WINDS 15 TO 25 KT. CHANCE OF SNOW SHOWERS.
WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-200445-
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-
244 PM CST MON JAN 19 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.TONIGHT...EAST WINDS 5 TO 10 KT BECOMING SOUTHEAST 10 TO 15
KT...AND THEN BECOMING EAST 10 TO 20 KT LATE. SLIGHT CHANCE OF
LIGHT FREEZING RAIN OR SNOW THIS EVENING...THEN CHANCE OF SNOW OR
SLIGHT CHANCE OF RAIN AND LIGHT FREEZING RAIN OVERNIGHT. WAVES 1
TO 3 FT.
.TUESDAY...EAST WINDS 10 TO 20 KT BECOMING NORTHEAST LATE. CHANCE
OF SNOW AND SLIGHT CHANCE OF LIGHT FREEZING RAIN IN THE
MORNING...THEN SLIGHT CHANCE OF SNOW AND RAIN IN THE AFTERNOON.
WAVES 2 TO 4 FT.
.TUESDAY NIGHT...NORTHEAST WINDS 10 TO 20 KT. CHANCE OF SNOW IN
THE EVENING...THEN SNOW LIKELY OVERNIGHT. WAVES 2 TO 4 FT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KT BECOMING NORTH LATE IN
THE AFTERNOON. CHANCE OF SNOW. WAVES 1 TO 3 FT.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 10 KT BECOMING NORTHEAST 10 TO
15 KT AFTER MIDNIGHT. SLIGHT CHANCE OF SNOW IN THE EVENING...THEN
SCATTERED SNOW SHOWERS OVERNIGHT. WAVES 1 TO 3 FT.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KT BECOMING WEST AROUND 10
KT. SLIGHT CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FT.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 20 KT INCREASING TO 20 TO
25 KT OVERNIGHT. SLIGHT CHANCE OF SNOW SHOWERS. WAVES BUILDING TO
4 TO 6 FT OCCASIONALLY TO 8 FT OVERNIGHT.
.FRIDAY...SOUTHWEST WINDS TO 30 KT. SLIGHT CHANCE OF SNOW SHOWERS.
WAVES BUILDING TO 5 TO 8 FT OCCASIONALLY TO 10 FT IN THE
AFTERNOON.
.SATURDAY...NORTHWEST WINDS 20 TO 25 KT. CHANCE OF SNOW SHOWERS.
WAVES 4 TO 6 FT OCCASIONALLY TO 8 FT.

$$

LMZ761-200445-
MAFOR 1922/
MICHIGAN NORTH 11100 11200 12217 12220 12110. CHANCE OF SNOW
TUESDAY MORNING. WAVES 1 TO 3 FT TONIGHT. WAVES 2 TO 4 FT TUESDAY.

MICHIGAN SOUTH 11200 13310 14220. CHANCE OF SNOW. WAVES 1 TO 3 FT
TONIGHT. WAVES 2 TO 4 FT TUESDAY.

$$

JEE





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