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Oswego NY

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 7:57 pm EDT May 12, 2026
Forecast Valid: 9pm EDT May 12, 2026-6pm EDT May 19, 2026

Tonight

ESE wind 5 to 10 kt. Showers, mainly after 2am. Waves 1 ft or less.

Wednesday

SSE wind 11 to 16 kt becoming SSW in the afternoon. Winds could gust as high as 24 kt. Showers and possibly a thunderstorm. Waves 1 ft or less.

Wednesday Night

WSW wind around 6 kt. Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 2am. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming NW around 6 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Thursday Night

NW wind 5 to 8 kt. A slight chance of showers. Waves 1 ft or less.

Friday

NNW wind around 8 kt becoming W in the afternoon. Partly sunny. Waves around 1 ft.

Friday Night

Variable winds less than 5 kt becoming S around 6 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Saturday

S wind around 9 kt becoming SW in the afternoon. A chance of showers and thunderstorms after 2pm. Waves 1 ft or less.

Saturday Night

W wind around 9 kt. A chance of showers and thunderstorms before 8pm. Waves 1 ft or less building to 2 ft.

Winds and waves higher in and near thunderstorms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.