Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | 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

000
FZUS63 KLOT 171349
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
849 AM CDT FRI APR 17 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 30.1 INCHES WILL REMAIN OVER THE GREAT LAKES
TODAY. A LOW PRESSURE AVERAGING 29.9 INCHES OVER WESTERN ONTARIO
WILL SLIDE EAST THIS EVENING...WITH A TRAILING FRONTAL BOUNDARY
SAGGING SOUTH ACROSS THE NORTHERN GREAT LAKES. AS A STRONGER HIGH
PRESSURE OF 30.3 INCHES OVER MANITOBA SLIDES SOUTH TONIGHT...THIS
FRONTAL BOUNDARY WILL SLIDE SOUTH ACROSS THE LAKE LATE TONIGHT
INTO SATURDAY. HIGH PRESSURE THEN DRIFTS EAST TO QUEBEC FOR THE
SECOND HALF OF THE WEEKEND. ANOTHER LOW PRESSURE OF 29.6 INCHES
WILL SLOWLY MOVE EAST THROUGH THE CENTRAL PLAINS AND MID
MISSISSIPPI VALLEY SUNDAY...REACHING SOUTHERN LAKE MICHIGAN MONDAY.

LMZ261-362-364-366-563-565-567-868-172130-
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-
849 AM CDT FRI APR 17 2015

SHEBOYGAN WI TO PENTWATER MI NORTH

.REST OF TODAY...VARIABLE WINDS AROUND 10 KT BECOMING SOUTHEAST
LATE. WAVES 1 TO 2 FT.
.TONIGHT...SOUTH WINDS 10 TO 15 KT BECOMING WEST 10 TO 20 KT...
THEN VEERING TO NORTH AFTER MIDNIGHT. WAVES 1 TO 2 FT BUILDING TO
2 TO 4 FT.
.SATURDAY...NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST. WAVES
2 TO 4 FT.
.SATURDAY NIGHT...EAST WINDS 10 TO 20 KT BECOMING SOUTHEAST 15 TO
25 KT. WAVES 1 TO 3 FT BUILDING TO 3 TO 5 FT OCCASIONALLY TO
7 FT.
.SUNDAY...SOUTHEAST WINDS 15 TO 25 KT BECOMING EAST. SHOWERS
LIKELY. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT.
.SUNDAY NIGHT...SOUTHEAST WINDS 10 TO 20 KT BECOMING SOUTHWEST.
SHOWERS LIKELY. WAVES 2 TO 4 FT.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST 10 TO 20 KT.
CHANCE OF SHOWERS. WAVES 2 TO 4 FT.
.TUESDAY...SOUTHWEST WINDS 10 TO 20 KT BECOMING WEST. CHANCE OF
SHOWERS. WAVES 2 TO 4 FT.

$$

LMZ080-669-671-673-675-777-779-870-872-874-876-878-172130-
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-
849 AM CDT FRI APR 17 2015

SHEBOYGAN WI TO PENTWATER MI SOUTH

.REST OF TODAY...VARIABLE WINDS AROUND 10 KT. WAVES 1 TO 2 FT.
.TONIGHT...SOUTH WINDS 5 TO 10 KT BECOMING SOUTHWEST 10 TO
15 KT...THEN VEERING TO NORTHWEST 10 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT.
.SATURDAY...NORTHEAST WINDS 10 TO 20 KT. WAVES BUILDING TO 3 TO 5
FT OCCASIONALLY TO 7 FT.
.SATURDAY NIGHT...EAST WINDS 15 TO 25 KT. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.SUNDAY...EAST WINDS 15 TO 25 KT BECOMING SOUTHEAST. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 3 TO 5 FT
OCCASIONALLY TO 7 FT.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 20 KT BECOMING WEST. SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS. WAVES 2 TO 4 FT SUBSIDING
TO 1 TO 3 FT.
.MONDAY...WEST WINDS 10 TO 20 KT. CHANCE OF SHOWERS. WAVES 2 TO 4
FT.
.TUESDAY...WEST WINDS 10 TO 20 KT. WAVES 2 TO 4 FT.

$$
LMZ761-172130-
MAFOR 1716/
MICHIGAN NORTH 12910 11310 11410 11510 11620 12820. WAVES 1 TO 2
FT THIS AFTERNOON. WAVES 1 TO 2 FT BUILDING TO 2 TO 4 FT TONIGHT
AND SATURDAY MORNING.

MICHIGAN SOUTH 13910 11400 11500 11510 11720 11120. WAVES 1 TO 2
FT THIS AFTERNOON. WAVES 1 TO 3 FT BUILDING TO 2 TO 4 FT TONIGHT
AND SATURDAY MORNING.

$$


RODRIGUEZ


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