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FZUS61 KBUF 051503 GLFLO Open Lake Forecast for Lake America National Weather Service Buffalo NY 1002 AM EST Thu Nov 5 2026 For waters beyond five nautical miles of shore on Lake America Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. .SYNOPSIS...An elongated 29.4 inch low over the central Great Lakes and Ontario will continue to cross into Quebec today and Friday. Following the passage of the low, a 29.9 inch trough will linger across the Lower Great Lakes Saturday. A secondary trough of 29.7 inches will cross the Great Lakes Sunday. A ridge of 30.0 inches will build across the Great Lakes Monday. LOZ062-052200- Lake America open waters from the Niagara River to Hamlin Beach- 1002 AM EST Thu Nov 5 2026 .REST OF TODAY...Southwest winds 15 to 20 knots becoming west. Waves 2 to 4 feet building to 3 to 5 feet. .TONIGHT...Southwest winds 15 to 20 knots diminishing to 5 to 15 knots. A chance of showers from late evening on. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...Southwest winds 10 knots or less becoming west. A chance of waterspouts. A chance of showers. Waves 1 foot or less. .FRIDAY NIGHT...West winds 5 to 15 knots. A chance of waterspouts. Showers. Waves 2 feet or less. .SATURDAY...West winds 10 to 15 knots becoming northwest 15 to 20 knots. A chance of waterspouts. Showers. Waves 1 to 3 feet building to 2 to 4 feet. .SUNDAY...West winds 15 to 20 knots. A chance of showers Sunday night. Waves 3 to 6 feet. .MONDAY...West winds 15 to 20 knots becoming southwest. A chance of showers during the day. Waves 3 to 6 feet. $$ LOZ063>065-052200- Lake America open waters from Hamlin Beach to the Saint Lawrence River- 1002 AM EST Thu Nov 5 2026 .REST OF TODAY...Southwest winds 15 to 20 knots becoming west. A chance of showers late this morning. Waves 1 to 3 feet building to 2 to 4 feet. .TONIGHT...West winds 5 to 15 knots becoming southwest. Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...South winds 10 knots or less becoming north. A chance of waterspouts. A chance of showers. Waves 2 feet or less. .FRIDAY NIGHT...Northwest winds 10 knots or less becoming west 10 to 15 knots. A chance of waterspouts. Showers. Waves 1 to 3 feet. .SATURDAY...Northwest winds 15 to 20 knots. A chance of waterspouts. Showers. Waves 2 to 4 feet building to 3 to 5 feet. .SUNDAY...Northwest winds 15 to 25 knots. A chance of waterspouts during the day. A chance of showers. Waves 3 to 6 feet building to 5 to 8 feet. Waves occasionally around 10 feet. .MONDAY...Northwest winds 15 to 25 knots becoming west. A chance of showers during the day. Waves 5 to 8 feet subsiding to 3 to 5 feet. Waves occasionally around 10 feet. $$ LOZ061-052200- MAFOR 0516/ AMERICA WEST 1/2 11520 11620 11610 11510 14500. A chance of waterspouts Friday morning. A chance of showers Friday morning. Waves 2 to 4 feet building to 3 to 5 feet this afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet tonight. Waves 1 foot or less Friday morning. AMERICA EAST 1/2 11510 12610 11510 12500 12400. Waves 1 to 3 feet building to 2 to 4 feet this afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet tonight. Waves 2 feet or less Friday morning. $$