For More Weather Information:

Oswego NY

[NOTICE]

High and low forecast temperature values represent air temperature.

Water temperature forecast is experimental.

Last Update: 3:57 pm EDT Sep 18, 2026
Forecast Valid: 4pm EDT Sep 18, 2026-6pm EDT Sep 25, 2026

Tonight

N wind 10 to 12 kt becoming NE after midnight. Mostly cloudy. Waves 1 to 2 ft.

Saturday

ENE wind 5 to 8 kt becoming NNE in the afternoon. Mostly sunny. Waves 1 ft or less.

Saturday Night

E wind 5 to 8 kt becoming SE after midnight. A chance of showers, mainly after 3am. Waves 1 ft or less.

Sunday

SE wind 9 to 11 kt becoming NE in the afternoon. Showers, mainly before 2pm. Waves 1 ft or less.

Sunday Night

NNE wind 12 to 14 kt. A chance of showers before 8pm. Waves around 2 ft.

Monday

NNE wind 14 to 16 kt. Mostly sunny. Waves 2 to 3 ft.

Monday Night

ENE wind 14 to 17 kt decreasing to 9 to 12 kt after midnight. Mostly cloudy. Waves 3 ft subsiding to 1 ft.

Tuesday

E wind 9 to 11 kt. Mostly cloudy. Waves 1 ft or less.

Tuesday Night

E wind 9 to 12 kt. Mostly cloudy. Waves 1 ft or less.

The water temperature off Oswego is 71 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.