CN 002

Forecast
marine forecasts for the Canadian portion of the Great Lakes and the Ontario portion of the St. Lawrence River issued by Environment Canada at 3:00 a.M. EDT Monday 28 may 2012 for today tonight and Tuesday. The next scheduled forecasts will be issued at 10:30 a.M.

Fog implies visibility less than 1 mile.

Winds are for offshore areas. Nearshore winds may vary considerably due to shoreline effects.

Note..the strong wind warning program is active from may 01 to November 30.

Western Lake Superior. Strong wind warning in effect. Wind northeast 20 knots diminishing to east 15 early this morning then increasing to southwest 20 this afternoon. Wind diminishing to southwest 10 this evening then veering to west 10 Tuesday morning. Wind increasing to northwest 15 Tuesday afternoon. Showers and a few thunderstorms and fog banks.

Eastern Lake Superior. Strong wind warning in effect. Wind east 20 knots veering to southeast 20 early this morning then becoming west 20 this afternoon. Wind diminishing to west 10 overnight then increasing to northwest 15 Tuesday evening. Showers and a few thunderstorms. Fog patches dissipating near noon Tuesday.

Whitefish Bay. Strong wind warning in effect. Wind southeast 15 knots increasing to southwest 20 this afternoon then diminishing to northwest 15 early this evening. Wind diminishing to light near midnight then becoming northwest 15 near noon Tuesday. Showers and a few thunderstorms beginning this afternoon. Fog patches forming this afternoon and dissipating near noon Tuesday.

Northern Lake Huron Georgian Bay. Wind southeast 10 knots increasing to south 15 near noon then becoming northwest 15 this evening. Wind diminishing to variable 10 overnight then increasing to south 15 Tuesday morning. Wind veering to west 15 Tuesday afternoon. Showers and a few thunderstorms beginning early this evening and ending Tuesday morning.

Southern Lake Huron. Wind southeast 15 knots veering to south 15 this afternoon then diminishing to 10 this evening. Wind increasing to west 15 Tuesday afternoon. Showers and a few thunderstorms beginning this evening and ending Tuesday morning.

Lake St. Clair. Wind southwest 10 knots increasing to west 15 Tuesday afternoon. A few showers and a few thunderstorms beginning near midnight and ending Tuesday morning.

Lake Erie. Wind southwest 10 knots increasing to 15 Tuesday morning. A few showers and a few thunderstorms beginning near midnight and ending Tuesday Evening.

Lake Ontario. Wind light becoming southwest 10 knots this afternoon then increasing to 15 Tuesday morning. Chance of showers this morning with a risk of thunderstorms. A few showers and a few thunderstorms beginning overnight.

Kingston to Cornwall. Wind light becoming southwest 10 knots this afternoon then increasing to 15 Tuesday afternoon. Chance of showers this morning with a risk of thunderstorms. A few showers and a few thunderstorms beginning Tuesday morning.

End

Marine Map
Click any area for a Zone forecast. Click the Station ID for station data.
Marine Weather Map
Marine Links
Waters within five nautical miles of shore
Waters within five nautical miles of shore on lakes Huron... Michigan and Superior
Waters within five nautical miles of shore on Lake Michigan
Waters within five nautical miles of shore on Lake Michigan
Waters beyond five nautical miles of shore on Lake Michigan
Waters within five nautical miles of shore on Lake Michigan
Waters within five nautical miles of shore on Lake Michigan
Waters within five nautical miles of shore on Lake Michigan
Lake Huron forecast beyond five nautical miles from shore
Waters within five nautical miles of shore
Surf City NC to South Santee River SC out 20 nm
Waters within five nautical miles of shore on Lake Erie
Waters beyond five nautical miles of shore on Lake Erie
Waters within five nautical miles of shore
Waters beyond five nautical miles of shore on Lake Ontario
Marine & Boating
Enter a coastal zip code for marine weather.
Coastal Water Temperatures
Place Temperature
Alexandria Bay, NY 60.1 °F
Buffalo, NY 64.0 °F
Cleveland, OH 63.0 °F
De Tour Village, MI 53.1 °F
Duluth, MN 55.9 °F
Fairport, OH 66.9 °F
Harbor Beach, MI 57.9 °F
Alpena, MI 64.0 °F
Little Rapids, MI 48.9 °F
Mackinaw City, MI 54.0 °F
Menominee, MI 68.0 °F
Marblehead, OH 66.9 °F
Ogdensburg, NY 52.0 °F
Port Inland, MI 59.0 °F
Rock Cut, MI 55.0 °F
S W Pier, MI 52.0 °F
West Neebish, MI 53.1 °F
Open Sea Buoy Information
Place ID Sea Temp Wave Height
MID SUPERIOR 60NM North Northeast Hancock, MI 45001 37 °F
-
N MICHIGAN Halfway between North Manitou and Washington Islands 45002 48 °F 3.28 ft
N HURON 37NM Northeast of Alpena, MI 45003 44 °F 1.64 ft
78NM Northeast of Marquette, MI 45004 39 °F 3.61 ft
W ERIE 28NM Northwest of Cleveland, OH 45005 64 °F 0.66 ft
W SUPERIOR 48NM North of Ironwood, MI 45006 39 °F 6.56 ft
S MICHIGAN 43NM East Southeast of Milwaukee, WI 45007 53 °F 1.31 ft
S HURON 43NM East of Oscoda, MI 45008 50 °F 0.98 ft
Grand Haven Michigan 45011
-
-
Lake Ontario Buoy 20NM North Northeast of Rochester, NY 45012 59 °F 0.00 ft
Grand Traverse Bay Observing System Station 45020
-
4.27 ft
Traverse Bay MI 45021
-
0.00 ft
Little Traverse Bay, MI 45022 54 °F 0.66 ft
Portage Canal 45023 62 °F
-
Port Stanley 45132 61 °F 0.98 ft
Prince Edward Pt 45135 61 °F 0.33 ft
Slate Island 45136 39 °F 2.62 ft
Georgian Bay 45137 49 °F 0.33 ft
West Lake Ontario Grimsby 45139 62 °F 0.66 ft
Port Colborne 45142 63 °F 0.66 ft
Lake St Clair 45147 62 °F 0.98 ft
Southern Lake Huron 45149 53 °F 0.66 ft
Lake Simcoe 45151
-
-
Lake Nipissing 45152 58 °F 0.66 ft
North Channel East 45154 50 °F 0.33 ft
NW Lake Ontario Ajax 45159 60 °F 0.33 ft
Click the Station ID for daily observations and history.
C-MAN Station Information
Place ID Water Temp Wave Height
Alexandria Bay, NY ABAN6 62 °F
-
Dunkirk, NY DBLN6
-
-
Devils Island, WI DISW3
-
-
Galloo Island, NY
-
-
Lake St Clair, MI LSCM4
-
-
Passage Island, MI PILM4
-
-
Rock of Ages, MI ROAM4
-
-
South Bass Island, OH SBIO1
-
-
Sheboygan, WI SGNW3
-
-
Stannard Rock, MI STDM4
-
-
Superior Shoals, NY SUPN6 49 °F
-
Thousand I Brdg NY THIN6
-
-

NOT FOR NAVIGATION. DO NOT RELY ON THIS DATA FOR DECISIONS THAT CAN RESULT IN HARM TO ANYONE OR ANYTHING.