Lake Superior Marine Conditions - Live Buoys, Wind and Tides

Lake Superior

Small Craft Advisory · Grand Portage to Grand Marais MN; Grand Marais to Taconite Harbor MN; Taconite Harbor to Silver Bay Harbor MN; Silver Bay Harbor to Two Harbors MNSmall Craft Advisory issued October 13 at 10:07AM CDT until October 13 at 1:00PM CDT by NWS Duluth MN▼

* WHAT...Waves 3 to 5 ft. Northwest winds 10 knots. * WHERE...Grand Portage to Two Harbors MN. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Small Craft Advisory · Two Harbors to Duluth MN; Duluth MN to Port Wing WISmall Craft Advisory issued October 13 at 10:07AM CDT until October 13 at 1:00PM CDT by NWS Duluth MN▼

* WHAT...Waves 2 to 4 ft. West winds 5 to 10 knots. * WHERE...Two Harbors to Duluth MN to Port Wing WI. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Small Craft Advisory · Port Wing to Sand Island WI; Sand Island to Bayfield WI; Outer Apostle Islands Beyond 5 NM from MainlandSmall Craft Advisory issued October 13 at 10:07AM CDT until October 13 at 1:00PM CDT by NWS Duluth MN▼

* WHAT...Waves 3 to 6 ft. Northwest winds 10 knots. * WHERE...Port Wing to Sand Island WI, Sand Island to Bayfield WI and Outer Apostle Islands Beyond 5 NM from Mainland. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Small Craft Advisory · Oak Point to Saxon Harbor WISmall Craft Advisory issued October 13 at 10:07AM CDT until October 13 at 1:00PM CDT by NWS Duluth MN▼

* WHAT...Waves 2 to 5 ft. Northwest winds 10 knots. * WHERE...Oak Point to Saxon Harbor WI. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Anyone operating a smaller vessel should avoid navigating in hazardous conditions.

Small Craft Advisory · Saxon Harbor WI to Black River MI; Black River To Ontonagon MISmall Craft Advisory issued October 13 at 11:09AM EDT until October 13 at 2:00PM EDT by NWS Marquette MI▼

* WHAT...North winds 10 to 15 kt and waves 4 to 6 ft occurring. * WHERE...Saxon Harbor WI to Black River MI and Black River to Ontonagon MI. * WHEN...Until 2 PM EDT /1 PM CDT/ this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory · Ontonagon to Upper Entrance of Portage Canal MI; Upper Entrance of Portage Canal to Eagle River MI; Eagle River to Manitou Island MISmall Craft Advisory issued October 13 at 11:09AM EDT until October 13 at 2:00PM EDT by NWS Marquette MI▼

* WHAT...North winds 10 to 15 kt with gusts up to 20 kt and waves 3 to 5 ft occurring. * WHERE...Ontonagon to Upper Entrance of Portage Canal MI, Upper Entrance of Portage Canal to Eagle River MI and Eagle River to Manitou Island MI. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory · Manitou Island to Point Isabelle MI; Point Isabelle to Lower Entrance of Portage Canal MISmall Craft Advisory issued October 13 at 11:09AM EDT until October 13 at 2:00PM EDT by NWS Marquette MI▼

* WHAT...North winds 10 to 15 kt with gusts up to 20 kt and waves 2 to 5 ft occurring. * WHERE...Manitou Island to Point Isabelle MI and Point Isabelle to Lower Entrance of Portage Canal MI. * WHEN...Until 2 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory · Portage Lake to Huron Island MI to Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays; Huron Islands to Marquette MISmall Craft Advisory issued October 13 at 11:09AM EDT until October 13 at 3:00PM EDT by NWS Marquette MI▼

* WHAT...North winds 10 to 15 kt with gusts up to 20 kt and waves 3 to 6 ft occurring. * WHERE...Lower Entrance of Portage Canal To Huron Islands MI Including Keweenaw and Huron Bays and Huron Islands to Marquette MI. * WHEN...Until 3 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

I'M OUT IN A ⛵ Sail ▾ ⚓ Home waters: your favorites ▾

Set your home waterspick the stations you care about — they become your scored cards

📍 Use my location

Buoy Map Nautical Map Notices

Buoy Table

Land Weather

BUOYS36 buoys reporting navigation notices ›▲

Buoy	Bft	Dir	Wind	Gusts	Trend	Waves	Period	Air	Water	Feels	SLP	Trend	Updated
★ Favorites▲
Click ☆ on any buoy to add favorites
■ Western Lake Superior▲
▶45027☆ Mcquade Harbor Nearshore, Mn🌐 9 mi	1	↑ N	4kt5mph7km/h2.1m/s	--	--	2.0ft0.6m	8s	47F8C	51F11C	47F8C	--	--	1h 1m ago
▶45028☆ Western Lake Superior🌐 13 mi	2	↑ N	6kt7mph11km/h3.1m/s	--	--	4.3ft1.3m	7s	48F9C	54F12C	45F7C	1011.9mb	↑	1h 11m ago
▶45217 SCA☆ Wisconsin Point🌐 0 mi	--	--	--	--	--	0–1ft^F	--	--	56F13C	--	--	--	2h 1m ago
▶45219☆ Two Harbors Nearshore Buoy🌐 27 mi	1	--	4kt5mph7km/h2.1m/s	--	--	0–1ft^F	--	47F8C	--	47F8C	1011.9mb	↑	1h 11m ago
▶DISW3 SCA☆ Devils Island, Wi🌐 68 mi	2	↑ NNE	6kt7mph11km/h3.1m/s	G8ktG9mphG15km/hG4.1m/s	↑	1–3ft^F	--	45F7C	--	42F5C	1012.2mb	↑	31m ago
▶DULM5 SCA☆ Duluth, Mn🌐 2 mi	1	↑ E	2kt2mph4km/h1.0m/s	G4ktG5mphG7km/hG2.1m/s	↑	3–5ft^F	--	--	--	--	1011.9mb	↑	43m ago
▶GDMM5 SCA☆ Grand Marais, Mn🌐 105 mi	--	--	--	--	--	1–2ft^F	--	--	--	--	1012.2mb	↑	43m ago
▶KGNA SCA☆ Bay Of Grand Marais, Mn🌐 105 mi	1	--	3kt3mph6km/h1.5m/s	--	↑	0–1ft^F	--	46F8C	--	46F8C	1012.2mb	↑	35m ago
▶PKBW3 SCA☆ Pokegama Bay, Lake Superior Reserve, Wi🌐 9 mi	0	--	0kt0mph0km/h0.0m/s	--	↑	1–3ft^F	--	48F9C	--	48F9C	1010.8mb	↑	1h 31m ago
▶PNGW3 SCA☆ Port Wing, Wi🌐 34 mi	1	↑ NE	2kt2mph4km/h1.0m/s	G2ktG2mphG4km/hG1.0m/s	↑	1–2ft^F	--	46F8C	--	46F8C	1011.9mb	↑	51m ago
▶SLVM5 SCA☆ Silver Bay, Mn🌐 51 mi	1	↑ E	2kt2mph4km/h1.0m/s	G4ktG5mphG7km/hG2.1m/s	↑	2ft^F	--	48F9C	--	48F9C	1011.9mb	↑	51m ago
▶SXHW3 SCA☆ Saxon Harbor, Wi🌐 81 mi	2	↑ N	6kt7mph11km/h3.1m/s	G9ktG10mphG17km/hG4.6m/s	↑	1–2ft^F	--	49F9C	--	46F8C	1012.2mb	↑	41m ago
🌟 Forecast Only — Western Lake Superior
BILW3 SCA Barker'S Island, Lake Superior Reserve, Wi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
■ Central Lake Superior▲
▶45001☆ Mid Superior- 60 Nm North Northeast Hancock, Mi🌐 74 mi	4	↑ NNE	12kt14mph22km/h6.2m/s	G16ktG18mphG30km/hG8.2m/s	↑	2–3ft^F	--	45F7C	--	38F3C	1010.2mb	↑	31m ago
▶45004☆ East Superior -70 Nm Ne Marquette, Mi🌐 78 mi	4	↑ NE	12kt14mph22km/h6.2m/s	G16ktG18mphG30km/hG8.2m/s	↑	2–4ft^F	--	46F8C	--	39F4C	1008.8mb	↑	31m ago
▶45006☆ West Superior - 30nm Ne Of Outer Island, Wi🌐 87 mi	4	↑ N	14kt16mph26km/h7.2m/s	G18ktG21mphG33km/hG9.3m/s	↑	5–9ft^F	--	44F7C	48F9C	37F3C	1012.2mb	↑	31m ago
▶45023 SCA☆ North Entry Buoy, North Keweenaw Peninsula, Mi🌐 34 mi	3	↑ E	8kt9mph15km/h4.1m/s	G12ktG14mphG22km/hG6.2m/s	--	3.3ft1.0m	7s	45F7C	43F6C	40F5C	1009.1mb	↑	1h 31m ago
▶45025☆ South Entry Buoy, South Keweenaw Peninsula, Mi🌐 19 mi	4	↑ NE	14kt16mph26km/h7.2m/s	G18ktG21mphG33km/hG9.3m/s	--	4.3ft1.3m	--	50F10C	56F13C	50F10C	1007.8mb	↑	1h 31m ago
▶45136☆ Slate Island🌐 117 mi	5	↑ NE	18kt21mph33km/h9.3m/s	G21ktG24mphG39km/hG10.8m/s	↑	3.6ft1.1m	4s	42F6C	48F9C	33F1C	1009.5mb	↑	31m ago
▶45211☆ Grand Island North, Mi (268)🌐 68 mi	--	--	--	--	--	4.6ft1.4m	5s	--	56F13C	--	--	--	35m ago
▶45213☆ East Superior Spotter🌐 78 mi	--	--	--	--	--	4.3ft1.3m	4s	--	53F12C	--	--	--	1h 11m ago
▶45216☆ Ontonagon, Mi🌐 64 mi	4	↑ NNE	14kt16mph26km/h7.2m/s	G18ktG21mphG33km/hG9.3m/s	↑	3.6ft1.1m	--	49F9C	53F12C	43F6C	1010.2mb	↑	51m ago
▶BIGM4 SCA☆ Big Bay, Mi🌐 18 mi	3	↑ NE	8kt9mph15km/h4.1m/s	G13ktG15mphG24km/hG6.7m/s	↑	3–6ft^F	--	51F11C	--	51F11C	1006.8mb	↑	41m ago
▶KP53 SCA☆ Munising Lake Shore, Mi🌐 76 mi	3	↑ N	7kt8mph13km/h3.6m/s	--	↑	1–2ft^F	--	52F11C	--	52F11C	1006.8mb	↑	35m ago
▶KP59 SCA☆ Copper Harbor, Mi🌐 33 mi	2	↑ ENE	6kt7mph11km/h3.1m/s	--	↑	2–3ft^F	--	47F8C	--	43F6C	1009.5mb	↑	40m ago
▶MCGM4 SCA☆ Marquette C.G., Mi🌐 43 mi	2	↑ N	6kt7mph11km/h3.1m/s	G10ktG12mphG19km/hG5.1m/s	↑	2–4ft^F	--	--	--	--	1007.1mb	↑	43m ago
▶OTNM4 SCA☆ Ontonagon, Mi🌐 63 mi	3	↑ NNE	9kt10mph17km/h4.6m/s	G13ktG15mphG24km/hG6.7m/s	↑	2–4ft^F	--	49F10C	--	45F7C	1010.2mb	↑	41m ago
▶PILM4 SCA☆ Passage Island, Mi🌐 86 mi	3	↑ NNE	8kt9mph15km/h4.1m/s	G12ktG14mphG22km/hG6.2m/s	↑	0–1ft^F	--	--	--	--	1010.5mb	↑	31m ago
▶ROAM4 SCA☆ Rock Of Ages, Mi🌐 86 mi	4	↑ NNE	13kt15mph24km/h6.7m/s	G14ktG16mphG26km/hG7.2m/s	↑	1–2ft^F	--	43F6C	--	35F2C	--	--	31m ago
▶STDM4 SCA☆ Stannard Rock, Mi🌐 39 mi	4	--	13kt15mph24km/h6.7m/s	G16ktG18mphG30km/hG8.2m/s	↑	2–3ft^F	--	48F9C	--	42F6C	1008.5mb	↑	31m ago
🌟 Forecast Only — Central Lake Superior
45171 Granite Island Buoy, Granite Island, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
45173 Munising Buoy, Munising, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
GRIM4 SCA Granite Island, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
GTRM4 SCA Superior Grand Traverse Bay, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
PCLM4 SCA Portage Canal, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
■ Eastern Lake Superior▲
▶CWCI SCA☆ Caribou Island🌐 85 mi	3	↑ NE	10kt12mph19km/h5.1m/s	--	↑	3–6ft^F	--	47F8C	--	42F5C	1007.1mb	↑	1h 31m ago
▶GRMM4☆ Grand Marais, Mi🌐 71 mi	2	↑ ESE	5kt6mph9km/h2.6m/s	G6ktG7mphG11km/hG3.1m/s	↑	3–6ft^F	--	--	--	--	--	--	51m ago
▶LTRM4☆ Little Rapids, Mi🌐 9 mi	3	↑ E	7kt8mph13km/h3.6m/s	G9ktG10mphG17km/hG4.6m/s	↑	3–5ft^F	--	--	--	--	1005.8mb	↑	43m ago
▶PTIM4☆ Point Iroquois, Mi🌐 6 mi	4	↑ E	14kt16mph26km/h7.2m/s	G16ktG18mphG30km/hG8.2m/s	↑	1–2ft^F	--	--	--	--	1005.4mb	↑	43m ago
▶SWPM4☆ S.W. Pier, Mi🌐 6 mi	3	↑ E	8kt9mph15km/h4.1m/s	G12ktG14mphG22km/hG6.2m/s	↑	3–5ft^F	--	--	--	--	1005.8mb	↑	43m ago
🌟 Forecast Only — Eastern Lake Superior
45172 Grand Marais Buoy, Grand Marais, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
WFPM4 Whitefish Point, Mi🌐 🌟 Forecast	--	--	--	--	--	--	--	--	--	--	--	--	--
■ Whitefish bay (u.s. portion)/whitefish p Lake Superior▲
▶4403587☆ Whitefish Bay🌐 0 mi	4	--	13kt15mph24km/h6.7m/s	G18ktG21mphG33km/hG9.3m/s	↑	1.6ft0.5m	3s	48F9C	58F14C	42F6C	1005.8mb	↑	1h 11m ago
■ Central Lake Superior▲
▶GRCM4 SCA☆ Glrc Observatory🌐 0 mi	1	↑ WSW	2kt2mph4km/h1.0m/s	--	↑	4–8ft^F	--	48F9C	--	48F9C	--	--	1h 11m ago

Updated: ● <45m ● 45–90m ● >90m Beaufort ▲ 0 Calm 1 Light Air 2 Lt Breeze 3 Gentle 4 Moderate 5 Fresh 6 Strong 7 Near Gale 8 Gale 9 Str Gale 10 Storm 11 Violent 12 Hurricane Forecast: --^F Wave ft

📡WEATHER STATIONS24 stations reporting▲

Station	Bft	Wind	Wind kt	Gust kt	Vis sm	Ceiling ft	Sky	Temp °F	Feels °F	Dew °F	Humidity	SLP	Trend	Wx	Updated
★ Favorites▲
Click ☆ on any station to add favorites
KGNA☆ Bay Of Grand Marais, Mn 0 mi W pt	1	VAR	3kt3mph6km/h1.5m/s	--	--	--	--	46F8C	46F8C	41F5C	81%	1012.1mb	--	--	35m ago
KP53☆ Munising Lake Shore, Mi 0 mi E pt	3	↑ N	7kt8mph13km/h3.6m/s	--	--	--	--	52F11C	52F11C	50F10C	94%	1006.7mb	--	--	35m ago
KP59☆ Copper Harbor, Mi 0 mi W pt	2	↑ ENE	6kt7mph11km/h3.1m/s	--	--	--	--	46F8C	43F6C	45F7C	93%	1009.5mb	--	--	40m ago
K4R5☆ La Pointe/Madeline Isl Arpt 0 mi W pt	1	↑ N	3kt3mph6km/h1.5m/s	--	10.0sm16.1km8.7nm	1000ft304m	BKN🌥️	48F9C	48F9C	46F8C	93%	--	--	--	36m ago
KDRM☆ Drummond Island Arpt 1 mi E pt	2	↑ NE	4kt5mph7km/h2.1m/s	--	3.0sm4.8km2.6nm	400ft121m	OVC☁️	50F10C	50F10C	50F10C	100%	--	--	BRMist	36m ago
KANJ☆ Sault Ste Marie Muni 1 mi E pt	2	VAR	5kt6mph9km/h2.6m/s	--	10.0sm16.1km8.7nm	800ft243m	OVC☁️	46F8C	44F6C	45F7C	93%	1005.8mb	--	--	36m ago
CYAM☆ Sault Ste Marie On 1 mi E pt	3	↑ E	8kt9mph15km/h4.1m/s	--	4.0sm6.4km3.5nm	700ft213m	OVC☁️	48F9C	44F7C	46F8C	93%	1006.2mb	--	RA BRRain, Mist	35m ago
KCMX☆ Houghton Cnty Mem 2 mi W pt	2	↑ N	5kt6mph9km/h2.6m/s	--	3.0sm4.8km2.6nm	600ft182m	BKN🌥️	46F8C	44F6C	45F7C	93%	1009.8mb	--	BRMist	38m ago
KTWM☆ Two Harbors/Helgeson Arpt 2 mi W pt	0	↑ N	0kt0mph0km/h0.0m/s	--	9.0sm14.5km7.8nm	900ft274m	BKN🌥️	46F8C	46F8C	43F6C	87%	--	--	--	36m ago
KASX☆ Ashland/Kennedy Mem Arpt 2 mi W pt	2	↑ N	6kt7mph11km/h3.1m/s	--	10.0sm16.1km8.7nm	1200ft365m	OVC☁️	48F9C	45F7C	45F7C	87%	1012.4mb	--	--	38m ago
KCIU☆ Sault Ste Marie Mi 3 mi E pt	3	↑ E	7kt8mph13km/h3.6m/s	--	1.2sm2.0km1.1nm	200ft60m	OVC☁️	46F8C	42F6C	46F8C	100%	1005.8mb	--	RA BRRain, Mist	35m ago
CWCI☆ Caribou Island 4 mi E pt	3	↑ NE	10kt12mph19km/h5.1m/s	--	--	--	--	--	--	--	--	1007.2mb	--	--	1h 31m ago
KDLH☆ Duluth Intl 5 mi W pt	2	↑ NNW	4kt5mph7km/h2.1m/s	--	2.0sm3.2km1.7nm	400ft121m	OVC☁️	45F7C	45F7C	45F7C	100%	1012.9mb	--	BRMist	36m ago
KDYT☆ Duluth Sky Harbor 6 mi W pt	0	↑ N	0kt0mph0km/h0.0m/s	--	10.0sm16.1km8.7nm	1500ft457m	OVC☁️	48F9C	48F9C	45F7C	87%	--	--	--	36m ago
KCKC☆ Grand Marais Muni 6 mi W pt	1	↑ N	3kt3mph6km/h1.5m/s	--	10.0sm16.1km8.7nm	500ft152m	BKN🌥️	39F4C	39F4C	39F4C	100%	--	--	--	36m ago
KSUW☆ Superior Bong 8 mi W pt	0	↑ N	0kt0mph0km/h0.0m/s	--	10.0sm16.1km8.7nm	1300ft396m	OVC☁️	48F9C	48F9C	45F7C	87%	--	--	--	36m ago
KIWD☆ Ironwood/Iron Cnty 8 mi W pt	1	↑ N	3kt3mph6km/h1.5m/s	--	1.0sm1.6km0.9nm	700ft213m	OVC☁️	46F8C	46F8C	46F8C	100%	1011.9mb	--	BRMist	35m ago
KCOQ☆ Cloquet/Carlton Cnty 10 mi W pt	0	↑ N	0kt0mph0km/h0.0m/s	--	10.0sm16.1km8.7nm	1200ft365m	SCT⛅️	46F8C	46F8C	43F6C	87%	--	--	--	36m ago
CZTB☆ Thunder Bay Intl 23 mi W pt	1	↑ NW	3kt3mph6km/h1.5m/s	--	--	--	--	41F5C	41F5C	39F4C	93%	1011.8mb	--	--	1h 31m ago
KERY☆ Lakeview Michigan 23 mi E pt	2	↑ N	5kt6mph9km/h2.6m/s	--	5.0sm8.0km4.3nm	200ft60m	OVC☁️	48F9C	46F8C	48F9C	100%	--	--	DZ BRDrizzle, Mist	36m ago
KOLG☆ Solon Springs Muni 26 mi W pt	1	↑ N	3kt3mph6km/h1.5m/s	--	10.0sm16.1km8.7nm	1100ft335m	BKN🌥️	46F8C	46F8C	43F6C	87%	--	--	--	36m ago
KMCD☆ Mackinac Isl Arpt 28 mi E pt	4	↑ E	11kt13mph20km/h5.7m/s	G19ktG22mphG35km/hG9.8m/s	4.0sm6.4km3.5nm	0ft0m	VV🌫️	50F10C	45F7C	50F10C	100%	--	--	FGFog	36m ago
KSAW☆ Marquette 53 mi W pt	3	↑ N	9kt10mph17km/h4.6m/s	G14ktG16mphG26km/hG7.2m/s	8.0sm12.9km7.0nm	700ft213m	OVC☁️	52F11C	52F11C	50F10C	94%	--	--	--	44m ago
CYQT☆ Thunder Bay 113 mi W pt	1	↑ NW	3kt3mph6km/h1.5m/s	--	20.0sm32.2km17.4nm	2500ft762m	FEW🌤️	41F5C	41F5C	39F4C	93%	1012.0mb	--	--	1h 31m ago

Great Lakes

Northeast

Mid-Atlantic

Southeast

Gulf West

Gulf East

Lake Superior