Official NOAA weather warnings, observations, and forecasts.
- Water Levels weekly
- ##### OPEN LAKE ZONE FORECASTS
* [Lake Superior](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/ls/lsz260.txt) (U.S. portion) (LSZ260)
* [Lake Superior](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/ls/lsz261.txt) MAFOR (LSZ261)
* [Lake Michigan](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lm/lmz760.txt) open water (LMZ760)
* [Lake Michigan](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lm/lmz761.txt) MAFOR (LMZ761)
* [Lake Huron](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lh/lhz460.txt) (U.S. portion) (LHZ460)
* [Lake Huron](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lh/lhz461.txt) MAFOR (LHZ461)
* [Lake St. Clair](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lc/lcz460.txt) (U.S. portion) (LCZ460)
* [Lake Erie](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/le/lez160.txt) (U.S. portion) (LEZ160)
* [Lake Erie](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/le/lez161.txt) MAFOR (LEZ161)
* [Lake Ontario](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lo/loz060.txt) (U.S. portion) (LOZ060)
* [Lake Ontario](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lo/loz061.txt) MAFOR (LOZ061)
- ##### COASTAL MARINE ZONE FORECASTS
[ NWS marine ZONE forecast areas – within 5 nautical miles of shore ]
* **LAKE SUPERIOR, BAYS AND RIVERS**
* **Minnesota Shore Line**
* [Grand Portage to Grand Marais, MN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz140.txt) (LSZ140)
* [Grand Marais to Taconite Harbor, MN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz141.txt) (LSZ141)
* [Taconite Harbor to Silver Bay Harbor, MN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz142.txt) (LSZ142)
* [Silver Bay Harbor to Two Harbors, MN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz143.txt) (LSZ143)
* [Two Harbors to Duluth, MN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz144.txt) (LSZ144)
* **Wisconsin Shore Line**
* [Duluth, MN to Port Wing, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz145.txt) (LSZ145)
* [Port Wing to Sand Island, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz146.txt) (LSZ146)
* [Sand Island to Bayfield, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz147.txt) (LSZ147)
* [Chequamegon Bay-Bayfield to Oak Point, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz121.txt) (LSZ121)
* [Oak Point to Saxon Harbor, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz148.txt) (LSZ148)
* **Michigan Shore Line**
* [Saxon Harbor, WI to Ontonagon, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz241.txt) (LSZ241)
* [Ontonagon to Upper Entrance of Portage Canal, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz242.txt) (LSZ242)
* [Upper Entrance of Portage Canal to Manitou Island, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz243.txt) (LSZ243)
* [Manitou Island to Lower Entrance Light to Portage Lake, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz244.txt) (LSZ244)
* [Keweenaw Bay and Huron Bay](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz221.txt) from Lower Entrance Light to Portage Lake to Huron Island, MI (LSZ221)
* [Huron Islands to Marquette, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz245.txt) (LSZ245)
* [Marquette to Grand Marais, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz246.txt) (LSZ246)
* [Grand Marais to Whitefish Point, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz247.txt) (LSZ247)
* [Whitefish Bay](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz321.txt) (U.S. portion), Whitefish Point to Point Iroquois, MI (LSZ321)
* [St. Marys River, Point Iroquois](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/ls/lsz322.txt) to Eastern Potagannissing Bay (LSZ232)
* **LAKE MICHIGAN AND BAYS **
* **Michigan Shore Line**
* [Bay of Green Bay, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz221.txt) (north of line from Cedar River, MI to Rock Island Passage) (LMZ221)
* [Seul Choix Pt. to Point Detour, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz248.txt) (LMZ248)
* [Mackinac Bridge to Seul Choix Point, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz341.txt) (LMZ341)
* [Mackinac Bridge to Norwood, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz342.txt) (LMZ342)
* [Grand Traverse Light to Sleeping Bear Point, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz344.txt) (LMZ344)
* [Sleeping Bear Point to Manistee, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz345.txt) (LMZ345)
* [Muskegon to Manistee, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz849.txt) (LMZ849)
* [South Haven to Muskegon, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz848.txt) (LMZ848)
* [New Buffalo, MI to South Haven, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz847.txt) (LMZ847)
* [Michigan City, IN to New Buffalo, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz746.txt) (LMZ746)
* [Grand Traverse Bay](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz323.txt) Norwood to Grand Traverse Light, MI (LMZ323)
* **Wisconsin Shore Line**
* [Rock Island Passage Sturgeon Bay, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz541.txt) (LMZ541)
* [Sturgeon Bay, WI to Two Rivers, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz542.txt) (LMZ542)
* [Two Rivers to Sheboygan, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz543.txt) (LMZ543)
* [Sheboygan to Port Washington, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz643.txt) (LMZ643)
* [Port Washington to North Point Light, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz644.txt) (LMZ644)
* [North Point Light to Wind Point, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz645.txt) (LMZ645)
* [Bay of Green Bay, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz521.txt) (south of line from Cedar River to Rock Island Passage & north of a line from Marinette, WI to Fish Creek, WI) (LMZ521)
* [Bay of Green Bay, WI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz522.txt) (south of a line from Marinette, WI to Fish Creek, WI) (LMZ522)
* [Wind Point Light to Winthrop Harbor, IL](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz646.txt) (LMZ646)
* **Illinois Shore Line**
* [Winthrop Harbor to Wilmette Harbor, IL](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz740.txt) (LMZ740)
* [Wilmette Harbor to Meigs Field, IL](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz741.txt) (LMZ741)
* [Meigs Field to Calumet Harbor, IL](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz742.txt) (LMZ742)
* **Indiana Shore Line**
* [Calumet Harbor to Gary Harbor, IN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz743.txt) (LMZ743)
* [Gary to Burns Harbor, IN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz744.txt) (LMZ744)
* [Burns Harbor to Michigan City, IN](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lm/lmz745.txt) (LMZ745)
* **LAKE HURON, BAYS AND LAKES **
* **Michigan Shore Line**
* [Mackinac Bridge to False Detour Channel, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz346.txt) (LHZ346)
* [Mackinac Bridge to Presque Island Light, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz347.txt) (LHZ347)
* [Presque Isle Light to Alabaster, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz348.txt) (LHZ348)
* [Port Austin to White Rock, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz441.txt) (LHZ441)
* [White Rock to Lakeport, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz442.txt) (LHZ442)
* [Lakeport to Port Huron, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz443.txt) (LHZ443)
* [Saginaw Bay, Alabaster to Point Huron, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lh/lhz421.txt) (LHZ421)
* [St. Claire River, Port Huron to Upper Entrance Lake St. Clair](http://www.saltwatersportsman.com/saltwater/weathertides/zone/gtlakes/lakeswarn422.htm) (LCZ422)
* [Lake St. Clair, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/lc/lcz460.txt) (U.S. Portion) (LCZ460)
* **LAKE ERIE AND BAYS **
* **Michigan Shore Line**
* [Detroit River, Lower Entrance to Lake St. Clair to Detroit River Light](http://www.saltwatersportsman.com/saltwater/weathertides/zone/gtlakes/lakeswarn423.htm) (LCZ423)
* [Detroit River to North Cape, MI](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez444.txt) (LEZ444)
* **Ohio Shore Line**
* [Maumee Bay to Reno Beach, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez142.txt) (LEZ142)
* [Reno Beach to The Islands, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez143.txt) (LEZ143)
* [The Islands to Vermilion, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez144.txt) (LEZ144)
* [Vermilion to Avon Point, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez145.txt) (LEZ145)
* [Avon Point to Willowick, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez146.txt) (LEZ146)
* [Willowick to Geneva-on-the-Lake, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez147.txt) (LEZ147)
* [Geneva-on-the-Lake to Conneaut, OH](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez148.txt) (LEZ148)
* **Pennsylvania Shore Line**
* [Conneaut, OH to Ripley, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez149.txt) (LEZ149)
* **New York Shore Line**
* [Ripley to Dunkirk, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez040.txt) (LEZ040)
* [Dunkirk to Bullalo, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez041.txt) (LEZ041)
* [Buffalo Harbor and the Upper Niagara River, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/le/lez020.txt) (LEZ020)
* **LAKE ONTARIO AND RIVERS **
* **New York Shore Line**
* [Niagara River to Thirty-Mile Point, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lo/loz042.txt) (LOZ042)
* [Thirty-Mile Point to Sodus Bay, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lo/loz043.txt) (LOZ043)
* [Sodus Bay to Mexico Bay, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lo/loz044.txt) (LOZ044)
* [Mexico Bay, NY to the St. Lawrence River](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/near_shore/lo/loz045.txt) (LOZ045)
* [St. Lawrence River above Ogdensburg, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/sl/slz022.txt) (SLZ022)
* [St. Lawrence River from Ogdensburg to St. Regis, NY](http://weather.noaa.gov/cgi-bin/fmtbltn.pl?file=forecasts/marine/great_lakes/sl/slz024.txt) (SLZ024)
