NWS Forecast

FZUS63 KLOT 100248
GLFLM

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
848 PM CST TUE FEB 9 2010

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE MICHIGAN

SYNOPSIS
A LARGE RIDGE OF HIGH PRESSURE OF 30.4 INCHES EXTENDS
FROM WESTERN ONTARIO SOUTH ACROSS THE PLAINS INTO TEXAS. THIS
RIDGE WILL VERY SLOWLY TRACK EAST TONIGHT THROUGH FRIDAY AS IT
WEAKENS...REACHING THE WESTERN GREAT LAKES AND OHIO VALLEY FRIDAY.
AHEAD OF THIS RIDGE...LOW PRESSURE OF 29.6 INCHES OVER THE WEST
END OF LAKE ERIE WILL BE ABSORBED BY NEW LOW PRESSURE WHICH WILL
RAPIDLY DEEPEN OFF THE MID ATLANTIC COAST OVERNIGHT AND WEDNESDAY.

LMZ261-362-364-366-563-565-567-868-101045-
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-
848 PM CST TUE FEB 9 2010

GALE WARNING IN EFFECT THROUGH WEDNESDAY AFTERNOON


REST OF TONIGHT
NORTHEAST WINDS TO 30 KT BECOMING NORTH GALES
TO 35 KT. SNOW. WAVES 5 TO 8 FT BUILDING TO 7 TO 10 FT.

WEDNESDAY
NORTH GALES TO 35 KT DIMINISHING TO WINDS TO 30 KT.
SNOW SHOWERS. WAVES 7 TO 10 FT.

WEDNESDAY NIGHT
NORTH WINDS TO 30 KT DIMINISHING TO 15 TO 25
KT. WAVES SUBSIDING TO 5 TO 7 FT.

THURSDAY
NORTH WINDS 10 TO 20 KT BECOMING NORTHWEST. CHANCE
OF SNOW. WAVES SUBSIDING TO 2 TO 4 FT.

THURSDAY NIGHT
NORTHWEST WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

FRIDAY
NORTHWEST WINDS AROUND 10 KT. CHANCE OF SNOW. WAVES 1
TO 2 FT.

FRIDAY NIGHT
VARIABLE WINDS 5 TO 10 KT BECOMING EAST 10 TO
15 KT. WAVES 1 TO 3 FT.

SATURDAY
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTHWEST.
CHANCE OF SNOW SHOWERS. WAVES 2 TO 4 FT.

SUNDAY
NORTHWEST WINDS 15 TO 25 KT. WAVES 3 TO 6 FT.

LMZ080-669-671-673-675-777-779-870-872-874-876-878-101045-
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-
848 PM CST TUE FEB 9 2010

GALE WARNING IN EFFECT THROUGH WEDNESDAY EVENING


REST OF TONIGHT
NORTHEAST WINDS TO 30 KT BECOMING NORTH GALES
TO 35 KT. SNOW. WAVES 5 TO 8 FT BUILDING TO 8 TO 12 FT.

WEDNESDAY
NORTH GALES TO 35 KT BECOMING NORTHWEST. SNOW
SHOWERS. WAVES 8 TO 12 FT.

WEDNESDAY NIGHT
NORTHWEST GALES TO 35 KT IN THE EVENING...
DIMINISHING TO 15 TO 25 KT OVERNIGHT. CHANCE OF SNOW SHOWERS.
WAVES 8 TO 12 FT SUBSIDING TO 5 TO 8 FT OVERNIGHT.

THURSDAY
NORTHWEST WINDS 15 TO 25 KT DIMINISHING TO 10 TO
15 KT. WAVES SUBSIDING TO 3 TO 5 FT.

THURSDAY NIGHT
NORTHWEST WINDS 10 TO 15 KT. WAVES SUBSIDING
TO 1 TO 3 FT.

FRIDAY
WEST WINDS 5 TO 10 KT BECOMING SOUTHWEST. CHANCE OF
SNOW. WAVES 1 TO 3 FT.

FRIDAY NIGHT
SOUTH WINDS 10 TO 15 KT. WAVES 1 TO 3 FT.

SATURDAY
SOUTHWEST WINDS 10 TO 15 KT BECOMING NORTHWEST 15
TO 25 KT SATURDAY NIGHT. CHANCE OF SNOW SHOWERS. WAVES 1 TO 3
FT BUILDING TO 3 TO 5 FT.

SUNDAY
NORTHWEST WINDS 15 TO 25 KT. WAVES 3 TO 6 FT.

LMZ761-101045-
MAFOR 1004/
MICHIGAN NORTH...GALE WARNING IN EFFECT...11147 14857 11857 12847.
WAVES 5 TO 8 FT BUILDING TO 8 TO 12 FT OVERNIGHT. 220509.

MICHIGAN SOUTH...GALE WARNING IN EFFECT...11147 13857 13757 11747.
WAVES 5 TO 8 FT BUILDING TO 8 TO 12 FT OVERNIGHT. 210509.