Lake Ontario - Sodus Beach to Mexico Bay Marine Forecast
| Today...West Winds 15 To 25 Knots. A Chance Of Showers Through Early Afternoon. Waves 5 To 9 Feet. Waves Occasionally Around 11 Feet. |
| Tonight...West Winds 15 To 25 Knots Diminishing To 5 To 10 Knots. Partly Cloudy. Waves 5 To 8 Feet Subsiding To 1 To 2 Feet. Waves Occasionally Around 10 Feet. |
| Thursday...Southwest Winds 5 To 15 Knots Becoming West. Sunny. Waves 1 To 2 Feet. |
| Thursday Night...West Winds 10 Knots Or Less Becoming South. Mainly Clear. Waves 2 Feet Or Less. |
| Friday...South Winds 10 Knots Or Less Becoming Southeast. Mainly Clear. Waves 1 Foot Or Less. |
| Saturday...South Winds 5 To 10 Knots. Mainly Clear, Then Becoming Mostly Cloudy. Waves 1 Foot Or Less. |
| Sunday...South Winds 10 Knots Or Less Becoming Southwest. A Chance Of Showers. Waves 1 Foot Or Less. |
| Area Forecast Discussion National Weather Service Buffalo NY 620am EDT Wednesday July 22 2026 .WHAT HAS CHANGED... Minor changes with this forecast update. .KEY MESSAGES... 1) Much cooler today, with scattered showers ahead of a gradual warm up through the remainder of the week. Key Message 1...Much cooler today, with scattered showers ahead of a gradual warm up through the remainder of the week. A strong cold front will move across the eastern Great Lakes region this morning. Elevated instability and deep moisture will support showers and a few thunderstorms along the front. Cold air advection within a westerly flow will bring an abrupt airmass change to the region causing 850mb temperatures will fall to +6C by this afternoon and limit high temperatures to the 60s to low 70s. Based on past soundings at KBUF, +6C at 850mb is below the 10th percentile and near the daily min for this time of year. Steepening low level lapse rates under an upper level trough will support widely scattered showers with lake enhancement focusing showers and lake clouds east- southeast of the Lakes today. High pressure will build in tonight and reside across the region through Friday bringing dry weather and a gradual warming trend through the end of the week. Marine West-northwest winds will increase on the Lakes behind a cold front this morning. Small Craft conditions are expected on Lake Ontario through tonight. Winds and waves are weakening on Lake Erie this morning, however a moderate chop will continue on the waters today. A cool airmass within westerly flow will support scattered showers with a slight chance of waterspouts on the eastern end of Lake Erie and Lake Ontario today. Light winds and calm waters are expected Thursday through Saturday as high pressure builds into the lower Great Lakes. NOAA Buffalo NY Office: Watches - Warnings - Advisories NY...Beach Hazards Statement through late tonight for NYZ001>007. Marine Small Craft Advisory until 8am EDT this morning for LEZ040- 041. Small Craft Advisory until 6am EDT Thursday for LOZ042. Small Craft Advisory until 10am EDT Thursday for LOZ043>045. |
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