![National Oceanic and Atmospheric Administration](/build/images/header/noaa.d87e0251.png)
![National Weather Service](/build/images/header/nws.4e6585d8.png)
![United States Department of Commerce](/build/images/header/doc.b38ba91a.png)
Great Lakes Forecast
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
441 FZUS61 KBUF 170209 GLFLO Open Lake Forecast for Lake Ontario National Weather Service Buffalo NY 1009 PM EDT Tue Jul 16 2024 For waters beyond five nautical miles of shore on Lake Ontario 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...Another compact 29.6 inch low will cross the lake today. A cold front will then move southeast across the lower Great Lakes Wednesday. A sprawling 30.2 inch high over the northern plains Wednesday evening will build across the entire Great Lakes region late Wednesday night and remain in place through Saturday. LOZ062-170915- Lake Ontario open waters from the Niagara River to Hamlin Beach- 1009 PM EDT Tue Jul 16 2024 .OVERNIGHT...Southwest winds 10 to 15 knots becoming west. A chance of showers. Waves 1 to 3 feet. .WEDNESDAY...West winds 10 to 15 knots. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots increasing to 15 to 20 knots. Waves 1 to 3 feet. .THURSDAY...Northwest winds 10 to 15 knots. Waves 1 to 3 feet. .THURSDAY NIGHT...Northwest winds 10 to 15 knots. Waves 1 to 2 feet. .FRIDAY...Northwest winds 10 to 15 knots becoming southwest. Waves 1 foot or less. .SATURDAY...Southwest winds 10 to 15 knots. Waves 1 foot or less. .SUNDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less. $$ LOZ063>065-170915- Lake Ontario open waters from Hamlin Beach to the Saint Lawrence River- 1009 PM EDT Tue Jul 16 2024 .OVERNIGHT...Southwest winds 10 to 15 knots. Waves 1 to 2 feet. .WEDNESDAY...West winds 10 to 15 knots. A chance of showers in the morning, then a chance of showers and thunderstorms early in the afternoon. A chance of thunderstorms late. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West winds 15 to 20 knots becoming northwest. Waves 1 to 3 feet. .THURSDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots. Waves 1 to 3 feet. .THURSDAY NIGHT...West winds 10 to 15 knots becoming north. Waves 1 to 3 feet. .FRIDAY...West winds 10 to 15 knots. Waves 1 foot or less. .SATURDAY...Southwest winds 10 to 15 knots. Waves 1 foot or less. .SUNDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less. Winds and waves higher in and near thunderstorms. $$ LOZ061-170915- MAFOR 1703/ ONTARIO WEST 1/2 11510 12600 14610 11710. A chance of showers late this evening. Waves 1 to 3 feet overnight and Wednesday. Waves 1 to 3 feet building to 2 to 4 feet Wednesday evening. ONTARIO EAST 1/2 13500 14610 11610. A chance of thunderstorms Wednesday afternoon. Waves 1 to 3 feet overnight and Wednesday. Waves 2 to 4 feet Wednesday evening. $$