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Mt. Washington, NH
(windiest place in U.S.)
FZUS63 KLOT 232034
OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
234 PM CST Thu Nov 23 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 of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.
.SYNOPSIS...High pressure of 30.1 inches over the Appalachians
will reach the mid Atlantic tonight. The 29.2 inch low over
Alberta will reach James Bay Friday evening. A cold front trailing
from this low will move across the lake Friday night, and a 30.1
inch ridge of high pressure will build over the Plains in the wake
of this cold front. The high will move across the western Great
Lakes over the weekend while a 29.8 inch low will pass over or
very close to the northern Great Lakes Sunday.
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
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to
Lake Michigan from Rock Island Passage to Sturgeon Bay WI-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to
Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid
234 PM CST Thu Nov 23 2017
SHEBOYGAN WI TO PENTWATER MI NORTH...
Gale Warning - IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
Tonight - Southwest winds 10 to 20 kt increasing to gales to 40
kt. Waves 2 to 4 ft building to 7 to 10 ft occasionally to 13 ft.
.FRIDAY...Southwest gales to 40 kt. Slight chance of rain showers
in the morning...then chance of rain showers in the afternoon.
Waves 10 to 14 ft occasionally to 18 ft.
.FRIDAY NIGHT...Southwest gales to 35 kt becoming northwest to
30 kt. Chance of rain showers in the evening. Waves 8 to 11 ft
occasionally to 14 ft subsiding to 6 to 9 ft occasionally to
.SATURDAY...Northwest winds to 30 kt. Chance of rain and snow in
the morning. Waves 5 to 8 ft occasionally to 10 ft.
.SATURDAY NIGHT...Northwest winds 15 to 25 kt becoming west 10 to
20 kt. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
.SUNDAY...West winds to 30 kt. Waves 4 to 6 ft occasionally to
.SUNDAY NIGHT...Northwest winds 15 to 25 kt becoming north 10 to
20 kt. Waves 3 to 5 ft subsiding to 1 to 3 ft.
.MONDAY...East winds 10 to 20 kt becoming south to 30 kt in the
afternoon. Waves 1 to 3 ft building to 4 to 6 ft occasionally to
.TUESDAY...Southwest winds to 30 kt becoming west. Waves 7 to
10 ft occasionally to 13 ft.