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-- 2026-07-28 11:01 UTC

Lake Ontario

Small Craft Advisory · Hamlin Beach to Sodus Bay NY; Sodus Bay to Mexico Bay NYSmall Craft Advisory issued July 28 at 4:03AM EDT until July 30 at 2:00PM EDT by NWS Buffalo NY
* WHAT...North winds 10 to 20 knots and waves 4 to 7 feet expected. * WHERE...The nearshore waters of Lake Ontario from Hamlin Beach to Mexico Bay. * WHEN...From 8 PM this evening to 2 PM EDT Thursday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Small Craft Advisory · Niagara River to Hamlin Beach NYSmall Craft Advisory issued July 28 at 4:03AM EDT until July 29 at 8:00PM EDT by NWS Buffalo NY
* WHAT...North winds 10 to 20 knots and waves 3 to 6 feet expected. * WHERE...The nearshore waters of Lake Ontario from the Niagara River to Hamlin Beach. * WHEN...From 8 PM this evening to 8 PM EDT Wednesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft. Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
Wind Map Buoy Map Nautical Map Notices
Buoy Table
Land Weather
BUOYS13 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 Ontario
45139
West Lake Ontario - Grimsby🌐
14 mi
2 WSW 6kt7mph11km/h3.1m/s
G8ktG9mphG15km/hG4.1m/s
0.0ft0.0m 2s 68F20C 68F20C 68F20C 1001.4mb 1h 1m ago
45151
Lake Simcoe🌐
86 mi
3 WNW 8kt9mph15km/h4.1m/s
--
1.0ft0.3m 3s 68F20C 71F22C 68F20C 1002.4mb 1h 1m ago
45159
Nw Lake Ontario Ajax🌐
52 mi
2 W 6kt7mph11km/h3.1m/s
G6ktG7mphG11km/hG3.1m/s
0.7ft0.2m 3s 64F18C 62F17C 64F18C 1001.4mb 1h 1m ago
BUFN6
Buffalo, Ny🌐
54 mi
2 ESE 4kt5mph7km/h2.1m/s
G6ktG7mphG11km/hG3.1m/s
1–2ftF -- -- 73F23C -- 1002.4mb 43m ago
NIAN6
Niagara Intake, Ny🌐
42 mi
-- -- --
--
-- 0–2ftF -- -- -- -- 1002.4mb 43m ago
🌟 Forecast Only — Western Lake Ontario
YGNN6
Niagara Coast Guard Station, Ny🌐
🌟 Forecast
-- -- -- -- -- -- -- -- -- -- -- -- --
■ Central Lake Ontario
45012
East Lake Ontario - 20nm North Northeast Of Rochester, Ny🌐
25 mi
3 S 10kt12mph19km/h5.1m/s
G12ktG14mphG22km/hG6.2m/s
1.0ft0.3m 3s 69F21C -- 69F21C 1002.7mb 41m ago
OLCN6 SCA
Olcott Harbor, Ny🌐
45 mi
3 SSE 10kt12mph19km/h5.1m/s
G12ktG14mphG22km/hG6.2m/s
0–2ftF -- 67F20C -- 67F20C 991.9mb 1h 1m ago
RCRN6 SCA
Rochester, Ny🌐
27 mi
-- -- --
--
-- 0–1ftF -- 67F20C -- 67F20C -- -- 1h 1m ago
RPRN6 SCA
Rochester Coast Guard, Ny🌐
28 mi
4 S 12kt14mph22km/h6.2m/s
G14ktG16mphG26km/hG7.2m/s
-- 0–1ftF -- 67F19C -- 67F19C 994.9mb 1h 1m ago
■ Eastern Lake Ontario
45135
Prince Edward Pt🌐
20 mi
5 S 18kt21mph33km/h9.3m/s
G21ktG24mphG39km/hG10.8m/s
1.0ft0.3m 3s 69F21C 71F22C 69F21C 1002.7mb 1h 1m ago
45215
Oswego, Ny (274)🌐
28 mi
-- -- --
--
-- 0.7ft0.2m -- 70F21C 74F23C 70F21C -- -- 1h 5m ago
CAVN6 SCA
Cape Vincent, Ny🌐
18 mi
1 SSW 3kt3mph6km/h1.5m/s
G9ktG10mphG17km/hG4.6m/s
0–1ftF -- -- 74F23C -- 1003.0mb 43m ago
OSGN6 SCA
Oswego, Ny🌐
30 mi
-- -- --
--
-- 0–1ftF -- -- -- -- 1004.1mb 43m ago
🌟 Forecast Only — Eastern Lake Ontario
ALXN6 SCA
Alexandria Bay, Ny🌐
🌟 Forecast
-- -- -- -- -- -- -- -- -- -- -- -- --
OBGN6 SCA
Ogdensburg, Ny🌐
🌟 Forecast
-- -- -- -- -- -- -- -- -- -- -- -- --
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 STATIONS22 stations reporting
StationBftWind Wind ktGust kt Vis smCeiling ft SkyTemp °F Feels °FDew °F HumiditySLP TrendWxUpdated
★ Favorites
Click ☆ on any station to add favorites
KROC
Rochester
42 mi E pt
3 S 9kt10mph17km/h4.6m/s--10.0sm16.1km8.7nm 11000ft3352mSCT⛅️ 66F19C66F19C64F18C 94%1002.8mb --RARain7m ago
CYPQ
Peterborough
44 mi W pt
1VAR 2kt2mph4km/h1.0m/s--9.0sm14.5km7.8nm 6600ft2011mSCT⛅️ 66F19C66F19C64F18C 94%1003.2mb ----27m ago
CYOO
Oshawa
52 mi W pt
2 NE 4kt5mph7km/h2.1m/s--6.0sm9.7km5.2nm 11000ft3352mFEW🌤️ 66F19C66F19C66F19C 100%1002.1mb --BRMist1h 1m ago
KIAG
Niagara Falls
66 mi W pt
2 S 6kt7mph11km/h3.1m/s--10.0sm16.1km8.7nm 7000ft2133mBKN🌥️ 68F20C68F20C66F19C 94%1001.8mb ----8m ago
KBUF
Buffalo
68 mi W pt
2 SE 5kt6mph9km/h2.6m/s--4.0sm6.4km3.5nm 9500ft2895mFEW🌤️ 70F21C70F21C66F19C 88%1002.2mb --RA BRRain, Mist7m ago
CYTZ
Toronto City
75 mi W pt
2 SW 4kt5mph7km/h2.1m/s--1.8sm2.8km1.5nm 17000ft5181mBKN🌥️ 66F19C66F19C66F19C 100%1001.9mb --BRMist10m ago
KFZY
Fulton Oswego Co
80 mi E pt
2 S 4kt5mph7km/h2.1m/s--5.0sm8.0km4.3nm 11000ft3352mFEW🌤️ 68F20C68F20C66F19C 94%1003.9mb --RA BRRain, Mist7m ago
CYYZ
Toronto Pearson
86 mi W pt
2 NW 6kt7mph11km/h3.1m/s--5.0sm8.0km4.3nm 15000ft4572mSCT⛅️ 70F21C70F21C68F20C 94%1001.8mb --BRMist1h 1m ago
KART
Watertown
96 mi E pt
1 S 3kt3mph6km/h1.5m/s--3.0sm4.8km2.6nm 9000ft2743mBKN🌥️ 66F19C66F19C64F18C 94%1003.0mb --RA BRRain, Mist5m ago
KSYR
Syracuse
98 mi E pt
2 W 4kt5mph7km/h2.1m/s--9.0sm14.5km7.8nm --FEW🌤️ 70F21C70F21C66F19C 88%1004.0mb ----7m ago
KOLE
Olean
104 mi W pt
0 N 0kt0mph0km/h0.0m/s--2.5sm4.0km2.2nm 300ft91mOVC☁️ ------ ---- --TSDZThunderDrizzle6m ago
CYHM
Hamilton
108 mi W pt
2 W 4kt5mph7km/h2.1m/s--1.8sm2.8km1.5nm 12000ft3657mSCT⛅️ 68F20C68F20C66F19C 94%1002.4mb --BRMist39m ago
KDKK
Dunkirk
109 mi W pt
1 E 3kt3mph6km/h1.5m/s--6.0sm9.7km5.2nm 2500ft762mFEW🌤️ 72F22C72F22C70F21C 94%1002.2mb --BRMist8m ago
KELZ
Wellsville
110 mi W pt
2 S 5kt6mph9km/h2.6m/s--4.0sm6.4km3.5nm 7000ft2133mFEW🌤️ 64F18C64F18C64F18C 100%1004.8mb --BRMist5m ago
KGTB
Ft Drum Wheeler
111 mi E pt
3 S 8kt9mph15km/h4.1m/s--9.0sm14.5km7.8nm 7500ft2286mOVC☁️ 68F20C68F20C64F18C 88%1002.6mb --RARain6m ago
KITH
Ithaca
111 mi E pt
2 S 4kt5mph7km/h2.1m/s--10.0sm16.1km8.7nm --SCT⛅️ 66F19C66F19C64F18C 94%1005.1mb ----5m ago
CYQA
Muskoka
112 mi W pt
1 N 3kt3mph6km/h1.5m/s--4.0sm6.4km3.5nm 2100ft640mSCT⛅️ 66F19C66F19C66F19C 100%1003.2mb --BRMist33m ago
KELM
Elmira
117 mi E pt
0 N 0kt0mph0km/h0.0m/s--6.0sm9.7km5.2nm 2000ft609mBKN🌥️ 68F20C68F20C66F19C 94%1004.5mb --BRMist8m ago
CYKF
Waterloo
125 mi W pt
1 WNW 3kt3mph6km/h1.5m/s--4.0sm6.4km3.5nm 18000ft5486mFEW🌤️ 66F19C66F19C64F18C 94%1002.8mb --BRMist1h 1m ago
KJHW
Jamestown
128 mi W pt
1 S 3kt3mph6km/h1.5m/s--4.0sm6.4km3.5nm 400ft121mOVC☁️ 68F20C68F20C68F20C 100%1003.8mb --BRMist5m ago
KBFD
Bradford
136 mi W pt
2 SE 6kt7mph11km/h3.1m/s--1.8sm2.8km1.5nm 300ft91mOVC☁️ 66F19C66F19C66F19C 100%1003.3mb --BRMist8m ago
KBGM
Binghamton
142 mi E pt
3 SW 8kt9mph15km/h4.1m/s--10.0sm16.1km8.7nm 11000ft3352mFEW🌤️ 66F19C66F19C63F17C 88%1005.2mb ----8m 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
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