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Oswego NY

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 7:58 am EDT Mar 21, 2026
Forecast Valid: 9am EDT Mar 21, 2026-6pm EDT Mar 27, 2026

Today

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Tonight

E wind 6 to 9 kt becoming SE 9 to 12 kt after midnight. A chance of rain and snow before midnight, then rain likely. Waves 1 ft or less.

Sunday

SE wind 9 to 11 kt becoming NW in the afternoon. Rain likely, mainly after 11am. Waves 1 ft or less.

Sunday Night

NNE wind 13 to 15 kt. A chance of rain and snow showers before 10pm, then a chance of snow showers. Waves 2 to 3 ft.

Monday

N wind 13 to 16 kt becoming NNW in the afternoon. A slight chance of snow showers before 2pm. Waves 2 to 3 ft.

Monday Night

NW wind 7 to 9 kt becoming N after midnight. A slight chance of snow showers after 8pm. Waves 1 to 2 ft.

Tuesday

NNW wind 5 to 7 kt becoming WSW in the morning. Mostly sunny. Waves 1 ft or less.

Tuesday Night

WSW wind 7 to 10 kt increasing to 10 to 13 kt after midnight. A chance of snow showers. Waves 1 ft or less building to 2 ft.

Wednesday

NW wind 13 to 15 kt. A chance of snow showers. Waves 3 to 4 ft.

The water temperature off Rochester is 38 degrees.

*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.